| Primary address | 21 Nassau Street, Islip Terrace |
| Zip code | 11752 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 296-3-67 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 12/06/2001 |
| Sale price | $255,000 |
| Arm's length | Register |
| Property tax | $11,658 |
| Building class | Two Family Year-Round Residence (220) |
| Acreage | 0.41 |
| Units | 2 |
| Zoning district | Register |
| School district | East Islip |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Property reports include comprehensive occupancy, improvement and development information (where available).
Create a free account to access valuable data points such as:
Assessed at $41,700, the tax amount paid for 21 Nassau Street, Islip Terrace, NY 11752 is $11,658.
When was 21 Nassau Street, Islip Terrace, NY 11752 last sold?21 Nassau Street, Islip Terrace, NY 11752 was last sold in 08/12/2024.
How many residential units does this building have?This building has 2 residential unit(s).
View detailed property contacts like owners, building management, representatives from permits and tenants with a free account.
Create a free account to view the complete sales history for 21 Nassau Street, Islip Terrace, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 12/06/2001 | $255,000 | Register | Register |
To view the complete history of deeds, mortgages, assignments of leases and rents, and more, sign up for free. Available data goes back to 1966.
R: Recorded date
D: Document date
Access detailed property tax data for 21 Nassau Street, Islip Terrace, NY 11752. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $11,658 |
| Market value | $587,324 |
| Assessed value | $41,700 |
Here's the assessment & property tax history for 21 Nassau Street, Islip Terrace, including the evolution of the total tax rate and corresponding property tax.
| Year | Market value | Assessment value | Total tax rate | Property tax | Year over year change |
|---|---|---|---|---|---|
| 2025-2026 | $587,324 | $41,700 | 27.957 | $11,658 | +4.13% |
| 2024-2025 | $587,324 | $41,700 | 26.849 | $11,196 | +2.69% |
| 2023-2024 | $572,802 | $41,700 | 26.145 | $10,902 | +0.84% |
| 2022-2023 | $503,623 | $41,700 | 25.927 | $10,812 | -0.72% |
| 2021-2022 | $449,354 | $41,700 | 26.114 | $10,890 | +2.36% |
The complete history of permits filed for 21 Nassau Street, Islip Terrace, including new construction or demolition permits, plus any work pertaining to plumbing, heating and sprinkler systems is available with a free account. Available data goes back to 1990.
Create a free account to unlock extended information for 21 Nassau Street, Islip Terrace, including whether it's located in FEMA flood zones, floodways or special flood hazard areas, as well as the Coastal barriers resources system area (COBRA).
| FEMA flood zone(s) | X (See more on map) |
Access the detailed traffic volume map for 21 Nassau Street, Islip Terrace to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
| View daily traffic map |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Ruth C Kinney Elementary School | 7 | Public | 3-5 | 302 | 0.61 |
| Chatterbox Day School | NR | Private | PK-1 | 61 | 0.81 |
| Chatterbox Day School | NR | Private | PK-1 | 61 | 0.81 |
| Chatterbox Day School | NR | Private | PK, K-1 | 0 | 0.82 |
| Chatterbox Day School | NR | Private | PK, K-1 | 0 | 0.82 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| East Islip Middle School | 6 | Public | 6-8 | 804 | 0.52 |
| St Mary School | NR | Private | PK-8 | 413 | 1.22 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 2.06 |
| St Patrick School | NR | Private | PK-8 | 534 | 2.72 |
| Our Lady Of Providence Regional School | NR | Private | PK-8 | 251 | 2.84 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| East Islip High School | 8 | Public | 9-12 | 1,145 | 0.54 |
| Islip High School | 9 | Public | 9-12 | 892 | 2.00 |
| MDQ Academy | NR | Private | PK-12 | 412 | 3.24 |
| Connetquot Alternative Preschool At Premm | NR | Public | 0 | 3.38 | |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 3.45 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Nassau Street, Islip Terrace.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 46 Queen Anne Pl, Hauppauge | 11/07/2001 | $269,900 | |
| 57 Orient Ave, Brentwood | 05/29/2025 | $700,000 | |
| 273 Wurz St, Brentwood | 10/22/2024 | $625,000 | |
| 577 Oak Ave, Bohemia | 04/13/2015 | $250,000 | |
| 70 Storm Dr, Holtsville | 890 | 12/16/2020 | $294,999 |
| 1231 Montauk Hwy, Oakdale | 01/10/2012 | ||
| 2206 Sycamore Ave, Ronkonkoma | 08/17/2016 | $1,760 | |
| 114 Pennsylvania Ave, Bay Shore | 2,296 | 01/02/2018 | |
| 12 Lee Ave, Bay Shore | 10/10/2024 | $725,000 | |
| 52 Fran St, Brentwood | 04/11/2016 | ||
| 1538 Express Dr S, Brentwood | 1,760 | 08/08/2022 | $400,000 |
| 542 Smithtown Ave, Bohemia | 12/19/2001 | ||
| 266 Perimeter St, Holbrook | 06/25/2004 | $415,000 | |
| 334 Oakwood Ave, West Islip | 1,300 | 09/25/2019 | $349,900 |
| 23 E Lighthouse Walk, Bay Shore | 1,572 | 05/16/2017 | $885,000 |
| 720 Johnson Ave, Ronkonkoma | 01/08/2002 | $170,000 | |
| 93 Jean Rd, West Islip | 12/17/2001 | ||
| 161 Front Ave, Brentwood | 01/26/2011 | $233,000 | |
| 147 Dovecote Ln, Central Islip | 11/15/2002 | $230,000 | |
| 12 Prospect Ave, Brentwood | 12/19/2014 |