Data update history
January 18, 2026
Received grants
Identified 2 new grant, including a grant for $65,000 from The Myrin Institute January 27, 2025
Updated personnel
Identified 3 new personnel
January 9, 2025
Posted financials
Added Form 990 for fiscal year 2023
January 5, 2025
Received grants
Identified 1 new grant, including a grant for $10,000 from Peconic Land Trust January 3, 2025
Used new vendors
Identified 1 new vendor, including
Nonprofit Types
Social advocacy organizationsEnvironmental organizationsChapter / child organizationsCharities
Issues
Land and water conservationEnvironment
Characteristics
Legally formed as corporationConservation easementState / local levelTax deductible donationsAccepts online donations
General information
- Address
- 2417 Jericho Turnpike
- Garden City Park, NY 11040
- Metro area
- New York-Newark-Jersey City, NY-NJ-PA
- County
- Nassau County, NY
- Website URL
- nassaulandtrust.orgÂ
- Phone
- (888) 547-5757
IRS details
- EIN
- 11-3604202
- Fiscal year end
- December
- Taxreturn type
- Form 990
- Year formed
- 2001
- Eligible to receive tax-deductible contributions (Pub 78)
- Yes
Categorization
- NTEE code, primary
- C34: Land Resources Conservation
- NAICS code, primary
- 813312: Environment, Conservation, and Wildlife Organizations
- Parent/child status
- Subordinate organization
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