Data update history
May 18, 2024
Used new vendors
Identified 2 new vendors, including , and
August 9, 2023
Posted financials
Added Form 990 for fiscal year 2021
July 8, 2023
Posted financials
Added Form 990 for fiscal year 2022
June 27, 2023
Used new vendors
Identified 1 new vendor, including
Nonprofit Types
SchoolsLibraries and archivesHeadquarter / parent organizationsCharities
Issues
Education
Characteristics
Political advocacyState / local levelReceives government fundingEndowed supportTax deductible donations
General information
- Address
- PO Box 2303
- Wilmington, DE 19899
- Metro area
- Philadelphia-Camden-Wilmington, PA-NJ-DE-MD
- County
- New Castle County, DE
- Phone
- (302) 571-7400
- Facebook page
- WilmingtonLibraryDEÂ
IRS details
- EIN
- 51-0064340
- Fiscal year end
- June
- Taxreturn type
- Form 990
- Year formed
- 1788
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- B70: Libraries, Library Science
- NAICS code, primary
- 51912: Libraries and Archives
- Parent/child status
- Central organization
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