| Primary address | 4 40th Street, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 270-4-1 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 03/02/2007 |
| Sale price | $384,000 |
| Arm's length | Register |
| Current property tax | $16,459 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.43 |
| Zoning district | Register |
| School district | 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 $55,000, the tax amount paid for 4 40th Street, Islip, NY 11751 is $17,360.
When was 4 40th Street, Islip, NY 11751 last sold?4 40th Street, Islip, NY 11751 was last sold in 06/03/2008.
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 4 40th Street, Islip, including title documents, transfer conditions, mortgages and liens.
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 4 40th Street, Islip, NY 11751. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $17,360 |
| Current property tax | $16,459 |
| Market value | $774,648 |
| Assessed value | $55,000 |
Here's the assessment & property tax history for 4 40th Street, Islip, 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 |
|---|---|---|---|---|---|
| 2024-2025 | $774,648 | $55,000 | 30.486 | $16,767 | +26.78% |
| 2023-2024 | $618,132 | $45,000 | 29.39 | $13,226 | +1.68% |
| 2022-2023 | $543,478 | $45,000 | 28.904 | $13,007 | +0.07% |
| 2021-2022 | $484,914 | $45,000 | 28.884 | $12,998 | +3.07% |
| 2020-2021 | $463,918 | $45,000 | 28.023 | $12,610 | -26.94% |
The complete history of permits filed for 4 40th Street, Islip, 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 4 40th Street, Islip, 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 4 40th Street, Islip 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) |
|---|---|---|---|---|---|
| Commack Road Elementary School | 3 | Public | 2-5 | 397 | 0.50 |
| Loretta Park Elementary School | 4 | Public | 1-5 | 646 | 0.65 |
| Laurel Park Elementary School | 3 | Public | 1-5 | 665 | 0.72 |
| Southeast Elementary School | 5 | Public | 1-5 | 566 | 1.02 |
| Wing Elementary School | NR | Public | K-1 | 379 | 1.07 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St Patrick School | NR | Private | PK-8 | 534 | 1.37 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 1.56 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 1.62 |
| South Middle School | 3 | Public | 6-8 | 1,033 | 1.70 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.76 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 1.48 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.76 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.06 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 2.19 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.21 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 4 40th Street, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1344 Illinois Ave, Bay Shore | 07/28/2023 | ||
| 481 Sylvan Ave, Bayport | 06/22/2015 | $400,000 | |
| 128 Connetquot Dr, Oakdale | 10/13/2023 | $1,045,000 | |
| 1662 Stein Dr, Bay Shore | 04/16/2002 | $155,000 | |
| 239 Maple St, Islip | 06/30/2025 | $381,000 | |
| 238 Kerry St, Holbrook | 06/23/2017 | ||
| 341 Arcadia Dr, West Islip | 01/03/1994 | ||
| 9 May St, Bay Shore | 07/05/2023 | ||
| 40 White St, Brentwood | 1,617 | 05/01/2023 | $565,000 |
| 15 Idle Hour Blvd, Oakdale | 1,185 | 06/29/2017 | |
| 129 Cedarhurst St, Islip Terrace | 1,585 | 11/26/2019 | $340,000 |
| 11 Winwood Ln, Holbrook | 985 | 07/23/2018 | $345,000 |
| 7 South Dr, Ronkonkoma | 1,710 | 01/16/2025 | $500,000 |
| 120 2nd Ave, Brentwood | 08/06/2021 | ||
| 23 Skookwams CT, West Islip | 12/29/1993 | $280,000 | |
| 232 Evergreen Ave, Central Islip | 1,710 | 07/07/2022 | |
| 16 Satellite Dr, Islip Terrace | 02/07/2025 | ||
| 937 Ferndale Blvd, Central Islip | 1,552 | 02/14/2018 | $190,000 |
| 56 Yuma Ln, East Islip | 10/01/1997 | $140,000 | |
| 229 Wurz St, Brentwood | 12/26/2018 | $177,500 |