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Nonprofit · EIN 91-0617728

BISHOP BLANCHET HIGH SCHOOL

Tax-exempt · SEATTLE, WA 98103

Address and contacts

Address (IRS master file)
8200 WALLINGFORD AVE N, SEATTLE, WA 98103-4547
In care of
% CATHERINE MUSANGI

What it must file and when

IRS records say it files Not required (religious organization). Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026Not on file
2024December 31, 2024May 15, 2025Check at the IRS
2023December 31, 2023May 15, 2024Check at the IRS

IRS record

EIN
91-0617728
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
School
Exempt since
1946
Accounting year ends
December
Files
Not required (religious organization)

Filing history

No e-filed return or e-Postcard in the IRS public files.

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 91-0617728).

Questions about BISHOP BLANCHET HIGH SCHOOL

What is the EIN of BISHOP BLANCHET HIGH SCHOOL?
The employer identification number (EIN) of BISHOP BLANCHET HIGH SCHOOL is 91-0617728.
Is BISHOP BLANCHET HIGH SCHOOL tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1946.
Which annual return does BISHOP BLANCHET HIGH SCHOOL file?
Form Not required (religious organization).
When is the next return of BISHOP BLANCHET HIGH SCHOOL due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did BISHOP BLANCHET HIGH SCHOOL last file with the IRS?
There is no e-filed return or e-Postcard for it in the IRS public files.

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