Data update history
November 25, 2023
Posted financials
Added Form 990 for fiscal year 2022
June 27, 2023
Posted financials
Added Form 990 for fiscal year 2021
June 8, 2023
Updated personnel
Identified 1 new personnel
August 21, 2021
Posted financials
Added Form 990 for fiscal year 2019
June 27, 2021
Posted financials
Added Form 990 for fiscal year 2020
Nonprofit Types
SchoolsLibraries and archivesCharities
Issues
Education
Characteristics
State / local levelReceives government fundingEndowed supportTax deductible donations
General information
- Address
- 100 Thompson St
- Port Jefferson, NY 11777
- Metro area
- New York-Newark-Jersey City, NY-NJ-PA
- County
- Suffolk County, NY
- Phone
- (631) 473-0631
- Facebook page
- portjefflibraryÂ
- Twitter profile
- @portjefflibraryÂ
IRS details
- EIN
- 11-1672784
- Fiscal year end
- June
- Taxreturn type
- Form 990
- Year formed
- 1908
- 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
- Independent
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