Property profile & analytics
21 Long Is Ave Sag Harbor, NY 11963-4600
- Office buildings
- 6,486 SF
- 0.55 lot acres
OFF-MARKET
Value Estimation
Location Intelligence
Property ID
US63-1788523
The Realmo ID is a unique identifier assigned to every property, incorporating country codes and precise geo-coordinates for 300x300-foot land blocks. It enables standardized data collection and seamless integration of disparate sources such as ownership, tax, title data and physical specifications. By aggregating current and historical records, the Realmo ID powers advanced analytics and delivers deep, verifiable insights for real estate professionals.
Current Use by Public Records
- The Great Do-Over / Business Management Consultant / Business Development Service
- Hamptons Cleaning LLC / House Cleaning Service
- Anderson & Corcoran Consulting Inc. / Accountant / Bookkeeping Service
- United States Postal Service / Post Office / Logistics Service
Property Details for 21 Long Is Ave
- Year built
- 1980
- Lot size
- 0.55 lot acres
- Property size
- 6,486 SF
- Zone code
- VILLA
- Property type
- Office buildings
- APN
- 0903-002.00-02.00-047.000
- APU
- 903002000200047000
Value Estimation
Powered by Realmo proprietary methodology
Last update: July 3, 2025
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CAP approach
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Comparable approach
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Alternative Use
Location Insight
- Map
- Local Demand
- City
- Sag Harbor
- County
- Suffolk
- State
- New York
- Longitude
- -72.2966
- Latitude
- 41.0017
- CBSA code
- 35620
- CBSA name
- NEW YORK-NORTHERN NEW JERSEY-LONG ISLAND, NY-NJ-PA METROPOLITAN STATISTICAL AREA
Property Tax & Assessments
Tax date
Tax Amount
Assessed Land Value
Assessed Improvement Value
Total Assessed Value
Applied Tax Rate
Land Market Value
Improvement Market Value
Total Market Value
2020
$1,823
$523,100
$900,600
$1,423,700
-
$752,662
$1,295,827
$2,048,489
