Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
EIN 01-0631361 • 501(c)3 • Seattle, WA
Profile
Provide bilingual education to local community. Provide English, Chinese, Math, Art and other education program to local residents in Greater Seattle area. Provide education for about 630 students in different programs
Precomputed percentiles relative to similar nonprofits. These scores are descriptive rather than judgmental.
Liabilities / Assets
19th percentile
Tied with the lowest-debt nonprofits in its peer group.
Liabilities / Revenue
20th percentile
Tied with the lowest-debt nonprofits in its peer group.
Net Margin
59th percentile
Higher net margin than 59% of similar nonprofits.
Top Officer Pay
73rd percentile
Higher top officer pay than 73% of similar nonprofits.
Top officer pay equals 6.8% of source-year revenue.
Asset Growth
80th percentile
Faster asset growth than 80% of similar nonprofits.
Revenue Growth
47th percentile
Faster revenue growth than 47% of similar nonprofits.
Assets
Up$892,226
Up $158,942 (+22%) from 2023
Liabilities
Flat$0
Flat from 2023
Net Assets
Up$892,226
Up $158,942 (+22%) from 2023
Revenue
Up$1,712,518
Up $89,785 (+5.5%) from 2023
Expenses
Up$1,553,576
Up $3,913 (+0.3%) from 2023
Net Income
Up$158,942
Up $85,872 (+118%) from 2023
Most recent year
2024 • Form 990Facts available. Structured filing facts are available, but richer extracted sections are limited.
Provide bilingual education to local community. Provide English, Chinese, Math, Art and other education program to local residents in Greater Seattle area. Provide education for about 600 students in different programs
Provide English, Chinese, Math, Art and other education program to local residents in Greater Seattle area. Provide education for about 500 students in different programs
| Line | Beginning | End | Change |
|---|---|---|---|
| Assets | |||
| Savings and Temporary Cash Investments | $512,094 | $633,447 | ▲ $121,353 |
| Cash and Non-Interest-Bearing Accounts | $221,190 | $258,779 | ▲ $37,589 |
| Accounts Receivable | $0 | - | - |
| Other Notes and Loans Receivable, Net | $0 | - | - |
| Pledges and Grants Receivable | $0 | - | - |
| Receivable From Disqualified Prsn | $0 | - | - |
| Receivables From Officers Etc | $0 | - | - |
| Investments Other Securities | $0 | - | - |
| Investments Program Related | $0 | - | - |
| Investments in Publicly Traded Securities | $0 | - | - |
| Intangible Assets | $0 | - | - |
| Inventories for Sale or Use | $0 | - | - |
| Loans From Officers Directors | $0 | $0 | → $0 |
| Prepaid Expenses and Deferred Charges | $0 | - | - |
| Total Assets | $733,284 | $892,226 | ▲ $158,942 |
| Other Assets Total | $0 | - | - |
| Liabilities | |||
| Accounts Payable and Accrued Expenses | $0 | $0 | → $0 |
| Grants Payable | $0 | $0 | → $0 |
| Mortgage Notes Payable Secured by Investment Property | $0 | $0 | → $0 |
| Unsecured Notes Loans Payable | $0 | $0 | → $0 |
| Deferred Revenue | $0 | $0 | → $0 |
| Escrow Account Liability | $0 | $0 | → $0 |
| Tax Exempt Bond Liabilities | $0 | $0 | → $0 |
| Total Liabilities | $0 | $0 | → $0 |
| Net Assets / Fund Balance | |||
| Net Assets Without Donor Restrictions | $733,284 | $892,226 | ▲ $158,942 |
| Net Assets With Donor Restrictions | $0 | $0 | → $0 |
| Total Net Assets Fund Balance | $733,284 | $892,226 | ▲ $158,942 |
| Total Liabilities and Net Assets / Fund Balance | $733,284 | $892,226 | ▲ $158,942 |
| Name | Title | Full / Part Time | Base | Total |
|---|---|---|---|---|
| Jayme Liang | President | FT | $115,798 | $115,798 |
| Name | Title |
|---|---|
| Minning Wu | Secretary |
| Line Item | Amount |
|---|---|
| Salaries, Compensation, and Employee Benefits | $982,703 |
| Other Expenses | $570,873 |
| Grants and Similar Amounts Paid | $0 |
| Professional Fundraising Fees | $0 |
| Total Fundraising Expense | $0 |
| Line Item | Program | Management | Fundraising | Total |
|---|---|---|---|---|
| Current Officers, Directors, Trustees, and Key Employees | $699,313 | - | - | $699,313 |
| Occupancy | $295,147 | - | - | $295,147 |
| Payroll Taxes | $173,830 | - | - | $173,830 |
| Pension Plan Contributions | $68,380 | - | - | $68,380 |
| Other Employee Benefits | $41,180 | - | - | $41,180 |
| Fees for Services Management | $33,119 | - | - | $33,119 |
| Office Expenses | $31,879 | - | - | $31,879 |
| Other Expenses | $20,876 | $0 | $0 | $20,876 |
| Insurance | $15,127 | - | - | $15,127 |
| All Other Expenses | $11,730 | $0 | $0 | $11,730 |
| Advertising | $4,873 | - | - | $4,873 |
| Fees for Services Legal | $3,758 | - | - | $3,758 |
| Information Technology | $1,770 | - | - | $1,770 |
| Total Functional Expenses | $1,553,576 | $0 | $0 | $1,553,576 |
| Line Item | Amount |
|---|---|
| Professional Fundraising Fees | $0 |
| Line Item | Beginning | End | Change |
|---|---|---|---|
| Loans from Officers, Directors, Trustees, and Key Employees | $0 | $0 | → $0 |
| Receivables from Disqualified Persons | $0 | - | - |
| Receivables from Officers, Directors, Trustees, and Key Employees | $0 | - | - |
“After the Form 990 is completed, the board of directors reviews it and then sends it to an independent CPA for reviewing.”
“Washington International School makes its governing documents, conflict of interest policy and financial. statements available to the public upon request.”
“Washington International School only provides bilingual education to local community. It doesn't have other unrelated business income in year 2024.”
This appendix keeps the raw XML leaves available for debugging and edge-case review. The human report above is the primary experience.
| Path | # | Value |
|---|---|---|
| IRS990/AccountantCompileOrReviewInd | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/BOYAmt | 0 | 0 |
| IRS990/AccountsPayableAccrExpnssGrp/EOYAmt | 0 | 0 |
| IRS990/AccountsReceivableGrp/BOYAmt | 0 | 0 |
| IRS990/ActivitiesConductedPrtshpInd | 0 | 0 |
| IRS990/ActivityOrMissionDesc | 0 | Provide English, Chinese, Math, Art and other education program to local residents in Greater Seattle area. Provide education for about 500 students in different programs |
| IRS990/AdvertisingGrp/ProgramServicesAmt | 0 | 4873 |
| IRS990/AdvertisingGrp/TotalAmt | 0 | 4873 |
| IRS990/AllOtherExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/AllOtherExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/AllOtherExpensesGrp/ProgramServicesAmt | 0 | 11730 |
| IRS990/AllOtherExpensesGrp/TotalAmt | 0 | 11730 |
| IRS990/AnnualDisclosureCoveredPrsnInd | 0 | 0 |
| IRS990/BackupWthldComplianceInd | 0 | 0 |
| IRS990/BenefitsToMembersGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/BenefitsToMembersGrp/TotalAmt | 0 | 0 |
| IRS990/BooksInCareOfDetail/PersonNm | 0 | Jayme Liang |
| IRS990/BooksInCareOfDetail/PhoneNum | 0 | 2063801222 |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine1Txt | 0 | 12345 Roosevelt Way NE |
| IRS990/BooksInCareOfDetail/USAddress/AddressLine2Txt | 0 | Suite 102 |
| IRS990/BooksInCareOfDetail/USAddress/CityNm | 0 | Seattle |
| IRS990/BooksInCareOfDetail/USAddress/StateAbbreviationCd | 0 | WA |
| IRS990/BooksInCareOfDetail/USAddress/ZIPCd | 0 | 98133 |
| IRS990/BusinessRlnWith35CtrlEntInd | 0 | 0 |
| IRS990/BusinessRlnWithFamMemInd | 0 | 0 |
| IRS990/BusinessRlnWithOrgMemInd | 0 | 0 |
| IRS990/CashNonInterestBearingGrp/BOYAmt | 0 | 221190 |
| IRS990/CashNonInterestBearingGrp/EOYAmt | 0 | 258779 |
| IRS990/ChangeToOrgDocumentsInd | 0 | 0 |
| IRS990/CntrctRcvdGreaterThan100KCnt | 0 | 0 |
| IRS990/CollectionsOfArtInd | 0 | 0 |
| IRS990/CompCurrentOfcrDirectorsGrp/ProgramServicesAmt | 0 | 699313 |
| IRS990/CompCurrentOfcrDirectorsGrp/TotalAmt | 0 | 699313 |
| IRS990/CompDisqualPersonsGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/CompDisqualPersonsGrp/TotalAmt | 0 | 0 |
| IRS990/CompensationFromOtherSrcsInd | 0 | 0 |
| IRS990/CompensationProcessCEOInd | 0 | 0 |
| IRS990/CompensationProcessOtherInd | 0 | 0 |
| IRS990/ConferencesMeetingsGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/ConferencesMeetingsGrp/TotalAmt | 0 | 0 |
| IRS990/ConflictOfInterestPolicyInd | 0 | 1 |
| IRS990/ConservationEasementsInd | 0 | 0 |
| IRS990/ConsolidatedAuditFinclStmtInd | 0 | 0 |
| IRS990/CreditCounselingInd | 0 | 0 |
| IRS990/CYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/CYContributionsGrantsAmt | 0 | 0 |
| IRS990/CYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/CYInvestmentIncomeAmt | 0 | 21364 |
| IRS990/CYOtherExpensesAmt | 0 | 570873 |
| IRS990/CYOtherRevenueAmt | 0 | 0 |
| IRS990/CYProgramServiceRevenueAmt | 0 | 1691154 |
| IRS990/CYRevenuesLessExpensesAmt | 0 | 158942 |
| IRS990/CYSalariesCompEmpBnftPaidAmt | 0 | 982703 |
| IRS990/CYTotalExpensesAmt | 0 | 1553576 |
| IRS990/CYTotalFundraisingExpenseAmt | 0 | 0 |
| IRS990/CYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/CYTotalRevenueAmt | 0 | 1712518 |
| IRS990/DecisionsSubjectToApprovaInd | 0 | 0 |
| IRS990/DeductibleArtContributionInd | 0 | 0 |
| IRS990/DeductibleNonCashContriInd | 0 | 0 |
| IRS990/DeferredRevenueGrp/BOYAmt | 0 | 0 |
| IRS990/DeferredRevenueGrp/EOYAmt | 0 | 0 |
| IRS990/DelegationOfMgmtDutiesInd | 0 | 0 |
| IRS990/DepreciationDepletionGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/DepreciationDepletionGrp/TotalAmt | 0 | 0 |
| IRS990/Desc | 0 | Provide bilingual education to local community. Provide English, Chinese, Math, Art, and other education program to local residents in Greater Seattle area. Provide education for about 500 students in different programs. |
| IRS990/DescribedInSection501c3Ind | 0 | 1 |
| IRS990/DisregardedEntityInd | 0 | 0 |
| IRS990/DocumentRetentionPolicyInd | 0 | 0 |
| IRS990/DonatedServicesAndUseFcltsAmt | 0 | 0 |
| IRS990/DonorAdvisedFundInd | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/BOYAmt | 0 | 0 |
| IRS990/DonorRestrictionNetAssetsGrp/EOYAmt | 0 | 0 |
| IRS990/DonorRstrOrQuasiEndowmentsInd | 0 | 0 |
| IRS990/ElectionOfBoardMembersInd | 0 | 0 |
| IRS990/EmployeeCnt | 0 | 29 |
| IRS990/EmploymentTaxReturnsFiledInd | 0 | 0 |
| IRS990/EngagedInExcessBenefitTransInd | 0 | 0 |
| IRS990/EscrowAccountLiabilityGrp/BOYAmt | 0 | 0 |
| IRS990/EscrowAccountLiabilityGrp/EOYAmt | 0 | 0 |
| IRS990/ExpenseAmt | 0 | 1553576 |
| IRS990/FamilyOrBusinessRlnInd | 0 | 0 |
| IRS990/FederalGrantAuditRequiredInd | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesAccountingGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesLegalGrp/ProgramServicesAmt | 0 | 3758 |
| IRS990/FeesForServicesLegalGrp/TotalAmt | 0 | 3758 |
| IRS990/FeesForServicesLobbyingGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesLobbyingGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForServicesManagementGrp/ProgramServicesAmt | 0 | 33119 |
| IRS990/FeesForServicesManagementGrp/TotalAmt | 0 | 33119 |
| IRS990/FeesForServicesOtherGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForServicesOtherGrp/TotalAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/FeesForSrvcInvstMgmntFeesGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignActivitiesInd | 0 | 0 |
| IRS990/ForeignFinancialAccountInd | 0 | 0 |
| IRS990/ForeignGrantsGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/ForeignGrantsGrp/TotalAmt | 0 | 0 |
| IRS990/ForeignOfficeInd | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRltdOrgRt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 0 | 40 |
| IRS990/Form990PartVIISectionAGrp/AverageHoursPerWeekRt | 1 | 20 |
| IRS990/Form990PartVIISectionAGrp/IndividualTrusteeOrDirectorInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OfficerInd | 0 | X |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/OtherCompensationAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 0 | Jayme Liang |
| IRS990/Form990PartVIISectionAGrp/PersonNm | 1 | Minning Wu |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 0 | 115798 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 0 | 0 |
| IRS990/Form990PartVIISectionAGrp/ReportableCompFromRltdOrgAmt | 1 | 0 |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 0 | President |
| IRS990/Form990PartVIISectionAGrp/TitleTxt | 1 | Secretary |
| IRS990/Form990ProvidedToGvrnBodyInd | 0 | 1 |
| IRS990/FormationYr | 0 | 2002 |
| IRS990/FormerOfcrEmployeesListedInd | 0 | 0 |
| IRS990/FSAuditedInd | 0 | 0 |
| IRS990/FundraisingActivitiesInd | 0 | 0 |
| IRS990/GainOrLossGrp/OtherAmt | 0 | 0 |
| IRS990/GainOrLossGrp/SecuritiesAmt | 0 | 0 |
| IRS990/GamingActivitiesInd | 0 | 0 |
| IRS990/GoverningBodyVotingMembersCnt | 0 | 2 |
| IRS990/GrantAmt | 0 | 0 |
| IRS990/GrantsPayableGrp/BOYAmt | 0 | 0 |
| IRS990/GrantsPayableGrp/EOYAmt | 0 | 0 |
| IRS990/GrantsToDomesticIndividualsGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/GrantsToDomesticIndividualsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/GrantsToDomesticOrgsGrp/TotalAmt | 0 | 0 |
| IRS990/GrantsToIndividualsInd | 0 | 0 |
| IRS990/GrantsToOrganizationsInd | 0 | 0 |
| IRS990/GrantToRelatedPersonInd | 0 | 0 |
| IRS990/GrossReceiptsAmt | 0 | 1712518 |
| IRS990/GroupReturnForAffiliatesInd | 0 | 0 |
| IRS990/IncludeFIN48FootnoteInd | 0 | 0 |
| IRS990/IncmFromInvestBondProceedsGrp/ExclusionAmt | 0 | 0 |
| IRS990/IncmFromInvestBondProceedsGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/IncmFromInvestBondProceedsGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/IncmFromInvestBondProceedsGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/IndependentAuditFinclStmtInd | 0 | 0 |
| IRS990/IndependentVotingMemberCnt | 0 | 2 |
| IRS990/IndivRcvdGreaterThan100KCnt | 0 | 1 |
| IRS990/IndoorTanningServicesInd | 0 | 0 |
| IRS990/InfoInScheduleOPartVIInd | 0 | X |
| IRS990/InfoInScheduleOPartVInd | 0 | X |
| IRS990/InformationTechnologyGrp/ProgramServicesAmt | 0 | 1770 |
| IRS990/InformationTechnologyGrp/TotalAmt | 0 | 1770 |
| IRS990/InsuranceGrp/ProgramServicesAmt | 0 | 15127 |
| IRS990/InsuranceGrp/TotalAmt | 0 | 15127 |
| IRS990/IntangibleAssetsGrp/BOYAmt | 0 | 0 |
| IRS990/InterestGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/InterestGrp/TotalAmt | 0 | 0 |
| IRS990/InventoriesForSaleOrUseGrp/BOYAmt | 0 | 0 |
| IRS990/InvestmentExpenseAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/ExclusionAmt | 0 | 0 |
| IRS990/InvestmentIncomeGrp/RelatedOrExemptFuncIncomeAmt | 0 | 21364 |
| IRS990/InvestmentIncomeGrp/TotalRevenueColumnAmt | 0 | 21364 |
| IRS990/InvestmentIncomeGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/InvestmentInJointVentureInd | 0 | 0 |
| IRS990/InvestmentsOtherSecuritiesGrp/BOYAmt | 0 | 0 |
| IRS990/InvestmentsProgramRelatedGrp/BOYAmt | 0 | 0 |
| IRS990/InvestmentsPubTradedSecGrp/BOYAmt | 0 | 0 |
| IRS990/IRPDocumentCnt | 0 | 0 |
| IRS990/IRPDocumentW2GCnt | 0 | 0 |
| IRS990/LegalDomicileStateCd | 0 | WA |
| IRS990/LoanOutstandingInd | 0 | 0 |
| IRS990/LoansFromOfficersDirectorsGrp/BOYAmt | 0 | 0 |
| IRS990/LoansFromOfficersDirectorsGrp/EOYAmt | 0 | 0 |
| IRS990/LobbyingActivitiesInd | 0 | 0 |
| IRS990/LocalChaptersInd | 0 | 0 |
| IRS990/MaterialDiversionOrMisuseInd | 0 | 0 |
| IRS990/MembersOrStockholdersInd | 0 | 0 |
| IRS990/MethodOfAccountingCashInd | 0 | X |
| IRS990/MinutesOfCommitteesInd | 0 | 1 |
| IRS990/MinutesOfGoverningBodyInd | 0 | 1 |
| IRS990/MissionDesc | 0 | Provide bilingual education to local community. Provide English, Chinese, Math, Art and other education program to local residents in Greater Seattle area. Provide education for about 500students in different programs |
| IRS990/MoreThan5000KToIndividualsInd | 0 | 0 |
| IRS990/MoreThan5000KToOrgInd | 0 | 0 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/BOYAmt | 0 | 0 |
| IRS990/MortgNotesPyblScrdInvstPropGrp/EOYAmt | 0 | 0 |
| IRS990/NetAssetsOrFundBalancesBOYAmt | 0 | 733284 |
| IRS990/NetAssetsOrFundBalancesEOYAmt | 0 | 892226 |
| IRS990/NetUnrelatedBusTxblIncmAmt | 0 | 0 |
| IRS990/NetUnrlzdGainsLossesInvstAmt | 0 | 0 |
| IRS990/NoDonorRestrictionNetAssetsGrp/BOYAmt | 0 | 733284 |
| IRS990/NoDonorRestrictionNetAssetsGrp/EOYAmt | 0 | 892226 |
| IRS990/NondeductibleContributionsInd | 0 | 0 |
| IRS990/OccupancyGrp/ProgramServicesAmt | 0 | 295147 |
| IRS990/OccupancyGrp/TotalAmt | 0 | 295147 |
| IRS990/OfficeExpensesGrp/ProgramServicesAmt | 0 | 31879 |
| IRS990/OfficeExpensesGrp/TotalAmt | 0 | 31879 |
| IRS990/OfficerMailingAddressInd | 0 | 0 |
| IRS990/OperateHospitalInd | 0 | 0 |
| IRS990/Organization501c3Ind | 0 | X |
| IRS990/OrganizationFollowsFASB117Ind | 0 | X |
| IRS990/OtherAssetsTotalGrp/BOYAmt | 0 | 0 |
| IRS990/OtherChangesInNetAssetsAmt | 0 | 0 |
| IRS990/OtherEmployeeBenefitsGrp/ProgramServicesAmt | 0 | 41180 |
| IRS990/OtherEmployeeBenefitsGrp/TotalAmt | 0 | 41180 |
| IRS990/OtherExpensesGrp/Desc | 0 | School Expanding |
| IRS990/OtherExpensesGrp/Desc | 1 | WA State Tax |
| IRS990/OtherExpensesGrp/Desc | 2 | School Food |
| IRS990/OtherExpensesGrp/Desc | 3 | School Utilities |
| IRS990/OtherExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 2 | 0 |
| IRS990/OtherExpensesGrp/FundraisingAmt | 3 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 1 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 2 | 0 |
| IRS990/OtherExpensesGrp/ManagementAndGeneralAmt | 3 | 0 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 0 | 67022 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 1 | 53279 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 2 | 32293 |
| IRS990/OtherExpensesGrp/ProgramServicesAmt | 3 | 20876 |
| IRS990/OtherExpensesGrp/TotalAmt | 0 | 67022 |
| IRS990/OtherExpensesGrp/TotalAmt | 1 | 53279 |
| IRS990/OtherExpensesGrp/TotalAmt | 2 | 32293 |
| IRS990/OtherExpensesGrp/TotalAmt | 3 | 20876 |
| IRS990/OtherRevenueTotalAmt | 0 | 0 |
| IRS990/OtherSalariesAndWagesGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/OtherSalariesAndWagesGrp/TotalAmt | 0 | 0 |
| IRS990/OthNotesLoansReceivableNetGrp/BOYAmt | 0 | 0 |
| IRS990/PartialLiquidationInd | 0 | 0 |
| IRS990/PaymentsToAffiliatesGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/PaymentsToAffiliatesGrp/TotalAmt | 0 | 0 |
| IRS990/PayrollTaxesGrp/ProgramServicesAmt | 0 | 173830 |
| IRS990/PayrollTaxesGrp/TotalAmt | 0 | 173830 |
| IRS990/PensionPlanContributionsGrp/ProgramServicesAmt | 0 | 68380 |
| IRS990/PensionPlanContributionsGrp/TotalAmt | 0 | 68380 |
| IRS990/PledgesAndGrantsReceivableGrp/BOYAmt | 0 | 0 |
| IRS990/PoliticalCampaignActyInd | 0 | 0 |
| IRS990/PrepaidExpensesDefrdChargesGrp/BOYAmt | 0 | 0 |
| IRS990/PrincipalOfficerNm | 0 | Jayme Liang |
| IRS990/PriorPeriodAdjustmentsAmt | 0 | 0 |
| IRS990/ProfessionalFundraisingInd | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/BusinessCd | 0 | 611600 |
| IRS990/ProgramServiceRevenueGrp/Desc | 0 | Tuition Income |
| IRS990/ProgramServiceRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/ProgramServiceRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 1691154 |
| IRS990/ProgramServiceRevenueGrp/TotalRevenueColumnAmt | 0 | 1691154 |
| IRS990/ProgramServiceRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/ProhibitedTaxShelterTransInd | 0 | 0 |
| IRS990/PYBenefitsPaidToMembersAmt | 0 | 0 |
| IRS990/PYContributionsGrantsAmt | 0 | 24840 |
| IRS990/PYExcessBenefitTransInd | 0 | 0 |
| IRS990/PYGrantsAndSimilarPaidAmt | 0 | 0 |
| IRS990/PYInvestmentIncomeAmt | 0 | 201 |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/PymtTravelEntrtnmntPubOfclGrp/TotalAmt | 0 | 0 |
| IRS990/PYOtherExpensesAmt | 0 | 605743 |
| IRS990/PYOtherRevenueAmt | 0 | 0 |
| IRS990/PYProgramServiceRevenueAmt | 0 | 1597692 |
| IRS990/PYRevenuesLessExpensesAmt | 0 | 73070 |
| IRS990/PYSalariesCompEmpBnftPaidAmt | 0 | 943920 |
| IRS990/PYTotalExpensesAmt | 0 | 1549663 |
| IRS990/PYTotalProfFndrsngExpnsAmt | 0 | 0 |
| IRS990/PYTotalRevenueAmt | 0 | 1622733 |
| IRS990/RcvblFromDisqualifiedPrsnGrp/BOYAmt | 0 | 0 |
| IRS990/ReceivablesFromOfficersEtcGrp/BOYAmt | 0 | 0 |
| IRS990/ReconcilationRevenueExpnssAmt | 0 | 158942 |
| IRS990/RegularMonitoringEnfrcInd | 0 | 0 |
| IRS990/RelatedEntityInd | 0 | 0 |
| IRS990/RelatedOrganizationCtrlEntInd | 0 | 0 |
| IRS990/RentalIncomeOrLossGrp/PersonalAmt | 0 | 0 |
| IRS990/RentalIncomeOrLossGrp/RealAmt | 0 | 0 |
| IRS990/ReportInvestmentsOtherSecInd | 0 | 0 |
| IRS990/ReportLandBuildingEquipmentInd | 0 | 0 |
| IRS990/ReportOtherAssetsInd | 0 | 0 |
| IRS990/ReportOtherLiabilitiesInd | 0 | 0 |
| IRS990/ReportProgramRelatedInvstInd | 0 | 0 |
| IRS990/RevenueAmt | 0 | 1712519 |
| IRS990/RoyaltiesGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/RoyaltiesGrp/TotalAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/RoyaltiesRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/SavingsAndTempCashInvstGrp/BOYAmt | 0 | 512094 |
| IRS990/SavingsAndTempCashInvstGrp/EOYAmt | 0 | 633447 |
| IRS990ScheduleA/SchoolInd | 0 | X |
| IRS990/ScheduleBRequiredInd | 0 | 0 |
| IRS990ScheduleE/ComplianceWithRevProc7550Ind | 0 | 1 |
| IRS990ScheduleE/DiscriminateRaceAdmissPlcyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceAthltProgInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceEducPlcyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceEmplmFcultyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceOtherActyInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceSchsInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceStdntsRghtsInd | 0 | 0 |
| IRS990ScheduleE/DiscriminateRaceUseOfFcltsInd | 0 | 0 |
| IRS990ScheduleE/GovernmentFinancialAidRcvdInd | 0 | 0 |
| IRS990ScheduleE/GovernmentFinancialAidRvkdInd | 0 | 0 |
| IRS990ScheduleE/MaintainCpyOfAllSolInd | 0 | 1 |
| IRS990ScheduleE/MaintainCpyOfBrochuresEtcInd | 0 | 1 |
| IRS990ScheduleE/MaintainRacialCompRecsInd | 0 | 1 |
| IRS990ScheduleE/MaintainScholarshipsRecsInd | 0 | 1 |
| IRS990ScheduleE/NondiscriminatoryPolicyStmtInd | 0 | 1 |
| IRS990ScheduleE/PlcyPblczdViaBroadcastMediaInd | 0 | 1 |
| IRS990ScheduleE/PolicyStmtInBrochuresEtcInd | 0 | 1 |
| IRS990ScheduleE/SupplementalInformationDetail/ExplanationTxt | 0 | The racially nondiscriminatory policy has been published on local newspaper and school's website to make the policy known to all parts of general community the school serves. |
| IRS990ScheduleE/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Schedule E, Part I, Line 3 |
| IRS990/ScheduleJRequiredInd | 0 | 0 |
| IRS990/ScheduleORequiredInd | 0 | 1 |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 0 | Washington International School only provides bilingual education to local community. It doesn't have other unrelated business income in year 2024. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 1 | After the Form 990 is completed, the board of directors reviews it and then sends it to an independent CPA for reviewing. |
| IRS990ScheduleO/SupplementalInformationDetail/ExplanationTxt | 2 | Washington International School makes its governing documents, conflict of interest policy and financial. statements available to the public upon request. |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 0 | Form 990, Part V, Line 3b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 1 | Form 990, Part VI, Section B, Line 11b |
| IRS990ScheduleO/SupplementalInformationDetail/FormAndLineReferenceDesc | 2 | Form 990, Part VI, Section C, Line 19 |
| IRS990/SchoolOperatingInd | 0 | 1 |
| IRS990/SignificantChangeInd | 0 | 0 |
| IRS990/SignificantNewProgramSrvcInd | 0 | 0 |
| IRS990/SubjectToExcsTaxNetInvstIncInd | 0 | 1 |
| IRS990/SubjectToProxyTaxInd | 0 | 0 |
| IRS990/SubjToTaxRmnrtnExPrchtPymtInd | 0 | 0 |
| IRS990/TaxablePartyNotificationInd | 0 | 0 |
| IRS990/TaxExemptBondLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TaxExemptBondLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TaxExemptBondsInd | 0 | 0 |
| IRS990/TerminateOperationsInd | 0 | 0 |
| IRS990/TotalAssetsBOYAmt | 0 | 733284 |
| IRS990/TotalAssetsEOYAmt | 0 | 892226 |
| IRS990/TotalAssetsGrp/BOYAmt | 0 | 733284 |
| IRS990/TotalAssetsGrp/EOYAmt | 0 | 892226 |
| IRS990/TotalCompGreaterThan150KInd | 0 | 0 |
| IRS990/TotalContributionsAmt | 0 | 0 |
| IRS990/TotalEmployeeCnt | 0 | 29 |
| IRS990/TotalFunctionalExpensesGrp/FundraisingAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ManagementAndGeneralAmt | 0 | 0 |
| IRS990/TotalFunctionalExpensesGrp/ProgramServicesAmt | 0 | 1553576 |
| IRS990/TotalFunctionalExpensesGrp/TotalAmt | 0 | 1553576 |
| IRS990/TotalGrossUBIAmt | 0 | 0 |
| IRS990/TotalLiabilitiesBOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesEOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/BOYAmt | 0 | 0 |
| IRS990/TotalLiabilitiesGrp/EOYAmt | 0 | 0 |
| IRS990/TotalNetAssetsFundBalanceGrp/BOYAmt | 0 | 733284 |
| IRS990/TotalNetAssetsFundBalanceGrp/EOYAmt | 0 | 892226 |
| IRS990/TotalOtherCompensationAmt | 0 | 0 |
| IRS990/TotalOtherProgSrvcExpenseAmt | 0 | 0 |
| IRS990/TotalOtherProgSrvcGrantAmt | 0 | 0 |
| IRS990/TotalOtherProgSrvcRevenueAmt | 0 | 0 |
| IRS990/TotalOthProgramServiceRevGrp/ExclusionAmt | 0 | 0 |
| IRS990/TotalOthProgramServiceRevGrp/RelatedOrExemptFuncIncomeAmt | 0 | 0 |
| IRS990/TotalOthProgramServiceRevGrp/TotalRevenueColumnAmt | 0 | 0 |
| IRS990/TotalOthProgramServiceRevGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/TotalProgramServiceExpensesAmt | 0 | 1553576 |
| IRS990/TotalProgramServiceRevenueAmt | 0 | 1691154 |
| IRS990/TotalReportableCompFromOrgAmt | 0 | 115798 |
| IRS990/TotalRevenueGrp/ExclusionAmt | 0 | 0 |
| IRS990/TotalRevenueGrp/RelatedOrExemptFuncIncomeAmt | 0 | 1712518 |
| IRS990/TotalRevenueGrp/TotalRevenueColumnAmt | 0 | 1712518 |
| IRS990/TotalRevenueGrp/UnrelatedBusinessRevenueAmt | 0 | 0 |
| IRS990/TotalVolunteersCnt | 0 | 1 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/BOYAmt | 0 | 733284 |
| IRS990/TotLiabNetAssetsFundBalanceGrp/EOYAmt | 0 | 892226 |
| IRS990/TotReportableCompRltdOrgAmt | 0 | 0 |
| IRS990/TravelGrp/ProgramServicesAmt | 0 | 0 |
| IRS990/TravelGrp/TotalAmt | 0 | 0 |
| IRS990/TrnsfrExmptNonChrtblRltdOrgInd | 0 | 0 |
| IRS990/TypeOfOrganizationCorpInd | 0 | X |
| IRS990/UnrelatedBusIncmOverLimitInd | 0 | 0 |
| IRS990/UnsecuredNotesLoansPayableGrp/BOYAmt | 0 | 0 |
| IRS990/UnsecuredNotesLoansPayableGrp/EOYAmt | 0 | 0 |
| IRS990/UponRequestInd | 0 | X |
| IRS990/USAddress/AddressLine1Txt | 0 | PO Box 77804 |
| IRS990/USAddress/CityNm | 0 | Seattle |
| IRS990/USAddress/StateAbbreviationCd | 0 | WA |
| IRS990/USAddress/ZIPCd | 0 | 98133 |
| IRS990/VotingMembersGoverningBodyCnt | 0 | 2 |
| IRS990/VotingMembersIndependentCnt | 0 | 2 |
| IRS990/WebsiteAddressTxt | 0 | www.WashingtonInternationalSchool.com |
| IRS990/WhistleblowerPolicyInd | 0 | 0 |
| ReturnHeader/BuildTS | 0 | 2025-03-06 01:10:19Z |
| ReturnHeader/BusinessOfficerGrp/PersonNm | 0 | Jayme Liang |
| ReturnHeader/BusinessOfficerGrp/PersonTitleTxt | 0 | Director |
| ReturnHeader/BusinessOfficerGrp/PhoneNum | 0 | 2063801222 |
| ReturnHeader/BusinessOfficerGrp/SignatureDt | 0 | 2025-11-14 |
| ReturnHeader/Filer/BusinessName/BusinessNameLine1Txt | 0 | WASHINGTON INTERNATIONAL SCHOOL |
| ReturnHeader/Filer/BusinessNameControlTxt | 0 | WASH |
| ReturnHeader/Filer/EIN | 0 | 010631361 |
| ReturnHeader/Filer/PhoneNum | 0 | 2063801222 |
| ReturnHeader/Filer/USAddress/AddressLine1Txt | 0 | PO Box 77804 |
| ReturnHeader/Filer/USAddress/CityNm | 0 | Seattle |
| ReturnHeader/Filer/USAddress/StateAbbreviationCd | 0 | WA |
| ReturnHeader/Filer/USAddress/ZIPCd | 0 | 98133 |
| ReturnHeader/IRSResponsiblePrtyInfoCurrInd | 0 | 1 |
| ReturnHeader/ReturnTs | 0 | 2025-11-15T02:02:50-07:00 |
| ReturnHeader/ReturnTypeCd | 0 | 990 |
| ReturnHeader/TaxPeriodBeginDt | 0 | 2024-01-01 |
| ReturnHeader/TaxPeriodEndDt | 0 | 2024-12-31 |
| ReturnHeader/TaxYr | 0 | 2024 |
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