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Nonprofit · EIN 51-0095439

CATHOLIC DIOCESE OF WILMINGTON

Tax-exempt · WILMINGTON, DE 19806

Address and contacts

Address (IRS master file)
1925 DELAWARE AVE, WILMINGTON, DE 19806-2301

What it must file and when

IRS records say it files Not required (church). Churches are not required to file. Its accounting year ends in June, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025June 30, 2026November 16, 2026Not due yet
2024June 30, 2025November 17, 2025Not on file
2023June 30, 2024November 15, 2024Not on file

IRS record

EIN
51-0095439
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Church
Exempt since
1946
Accounting year ends
June
Files
Not required (church)

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 51-0095439).

Questions about CATHOLIC DIOCESE OF WILMINGTON

What is the EIN of CATHOLIC DIOCESE OF WILMINGTON?
The employer identification number (EIN) of CATHOLIC DIOCESE OF WILMINGTON is 51-0095439.
Is CATHOLIC DIOCESE OF WILMINGTON tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1946.
Which annual return does CATHOLIC DIOCESE OF WILMINGTON file?
Form Not required (church). Churches are not required to file.
When is the next return of CATHOLIC DIOCESE OF WILMINGTON due?
The return for tax year 2025 (the year ending June 30, 2026) is due November 16, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did CATHOLIC DIOCESE OF WILMINGTON 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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