| Primary address | 435 Islip Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 295-1-61.4 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 10/07/2019 |
| Sale price | $400,000 |
| Arm's length | Register |
| Property tax | $12,436 |
| Building sqft | 2,226 |
| Building class | Two Family Year-Round Residence (220) |
| Acreage | 0.2 |
| Year built | 1974 |
| Units | 2 |
| 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:
435 Islip Avenue, Islip, NY 11751 was built in 1974 and has a total of 2,226 square feet.
What is the assessed value of 435 Islip Avenue, Islip, NY 11751 and the property tax paid?Assessed at $39,400, the tax amount paid for 435 Islip Avenue, Islip, NY 11751 is $12,436.
When was 435 Islip Avenue, Islip, NY 11751 last sold and what was the last sale price?435 Islip Avenue, Islip, NY 11751 was last sold in 10/07/2019 for $400,000.
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 435 Islip Avenue, Islip, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
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 435 Islip Avenue, Islip, NY 11751. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $12,436 |
| Market value | $554,930 |
| Assessed value | $39,400 |
Here's the assessment & property tax history for 435 Islip Avenue, 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 |
|---|---|---|---|---|---|
| 2025-2026 | $554,930 | $39,400 | 31.564 | $12,436 | +3.54% |
| 2024-2025 | $554,930 | $39,400 | 30.486 | $12,011 | +3.73% |
| 2023-2024 | $541,208 | $39,400 | 29.39 | $11,580 | +4.33% |
| 2022-2023 | $463,768 | $38,400 | 28.904 | $11,099 | +0.07% |
| 2021-2022 | $413,793 | $38,400 | 28.884 | $11,091 | +3.07% |
The complete history of permits filed for 435 Islip Avenue, 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 435 Islip Avenue, 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 435 Islip Avenue, 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) |
|---|---|---|---|---|---|
| Wing Elementary School | NR | Public | K-1 | 379 | 0.36 |
| Commack Road Elementary School | 3 | Public | 2-5 | 397 | 0.71 |
| St Mary School | NR | Private | PK-8 | 413 | 1.29 |
| St Mary School | NR | Private | PK-8 | 413 | 1.29 |
| Ruth C Kinney Elementary School | 7 | Public | 3-5 | 302 | 1.33 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St Mary School | NR | Private | PK-8 | 413 | 1.29 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 1.36 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 1.42 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.89 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 2.37 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 1.34 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 1.35 |
| MDQ Academy | NR | Private | PK-12 | 412 | 2.62 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.63 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 3.13 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 435 Islip Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1394 Illinois Ave, Bay Shore | 02/01/2007 | ||
| 2231 Ocean Ave, Ronkonkoma | 05/11/2007 | $350,000 | |
| 12 Regina CT, Bay Shore | 12/03/2003 | $429,500 | |
| 155 Babylon St, Islip Terrace | 11/22/2006 | ||
| 408 Renee Dr, Bayport | 05/22/2001 | ||
| 1090 Locust Ave, Bohemia | 08/04/2022 | $1,100,000 | |
| 7 Jenna CT, Holbrook | 12/18/2002 | ||
| 83 Middle Rd, Sayville | 01/31/2022 | $550,000 | |
| 20 Poplar Pl, Bay Shore | 04/08/2024 | ||
| 50 Valley Stream St, Islip Terrace | 06/07/2001 | $120,000 | |
| 338 Astor Dr, Sayville | 06/08/2001 | $335,000 | |
| 12 Columbine Ave, Islip | 05/18/2001 | ||
| 232 Connetquot Dr, Oakdale | 06/19/2001 | $285,000 | |
| 53 Sequams Ln, West Islip | 06/07/2001 | $350,000 | |
| 87 Marilynn St, East Islip | 03/29/2001 | $240,000 | |
| 3 E Walnut St, Central Islip | 1,847 | 08/09/2019 | $300,000 |
| 5 Alfan Dr, Sayville | 09/16/2014 | $412,600 | |
| 111 Lake Shore Dr, Ronkonkoma | 09/06/2012 | ||
| 45 Degnon Blvd, Bay Shore | 1,570 | 06/22/2023 | |
| 9 Rudder Dr, Holtsville | 06/06/2001 | $254,000 |