Data update history
August 1, 2023
Posted financials
Added Form 990 for fiscal year 2022
July 22, 2023
Updated personnel
Identified 6 new personnel
July 15, 2023
Posted financials
Added Form 990 for fiscal year 2021
Nonprofit Types
Arts, culture, and humanities nonprofitsMuseumsCharities
Issues
EducationArts, cultural, and humanitiesHistory
Characteristics
MembershipsFundraising eventsState / local levelTax deductible donations
General information
- Address
- 9 Market Sq PO Box 366
- Portsmouth, NH 03802
- Metro area
- Boston-Cambridge-Newton, MA-NH
- County
- Rockingham County, NH
- Website URL
- portsmouthathenaeum.org/Â
- Phone
- (603) 431-2538
IRS details
- EIN
- 02-0245312
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 1817
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- A80: Historical Societies, Historical Preservation
- NAICS code, primary
- 7121: Museums, Historical Sites, and Similar Institutions
- Parent/child status
- Independent
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