| Primary address | 309 Union Boulevard, West Islip |
| Zip code | 11795 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 455-1-57.1 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $0 |
| Building class | Police and Fire Protection, Electrical Signal Equipment and Other Facilities for Fire, Police, Civil Defense, Etc. (662) |
| Acreage | 1.82 |
| Zoning district | Register |
| School district | West 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).
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Assessed at $815,000, the tax amount paid for 309 Union Boulevard, West Islip, NY 11795 is $341,264.
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 309 Union Boulevard, West Islip, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 309 Union Boulevard, West Islip, NY 11795. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $341,265 |
| Current property tax | $0 |
| Market value | $11,478,873 |
| Assessed value | $815,000 |
Here's the assessment & property tax history for 309 Union Boulevard, West 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 | $11,478,873 | $815,000 | 28.23 | $230,075 | -19.84% |
| 2023-2024 | $11,195,055 | $815,000 | 35.217 | $287,019 | +22.76% |
| 2022-2023 | $7,439,613 | $616,000 | 37.954 | $233,797 | +5.49% |
| 2021-2022 | $6,637,931 | $616,000 | 35.98 | $221,637 | -17.24% |
| 2020-2021 | $7,731,959 | $750,000 | 35.709 | $267,818 | +38.26% |
The complete history of permits filed for 309 Union Boulevard, West 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 309 Union Boulevard, West 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 309 Union Boulevard, West 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) |
|---|---|---|---|---|---|
| Paul J Bellew Elementary School | 7 | Public | PK, K-5 | 456 | 0.50 |
| Paul J Bellew Elementary School | 7 | Public | PK, K-5 | 456 | 0.50 |
| Oquenock Elementary School | 3 | Public | PK, K-5 | 397 | 0.85 |
| Oquenock Elementary School | 3 | Public | PK, K-5 | 397 | 0.85 |
| Babylon Christian School | NR | Private | PK, K-5 | 90 | 1.11 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Beach Street Middle School | 6 | Public | 6-8 | 405 | 0.24 |
| Babylon Junior Senior High School | 5 | Public | 7-12 | 703 | 1.15 |
| Bridges Academy (The) | NR | Private | PK-8 | 211 | 1.31 |
| The Bridges Academy | NR | Private | PK, K-8 | 0 | 1.32 |
| South Bay Jr Academy Of Sda | NR | Private | PK-8 | 56 | 1.34 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| West Islip Senior High School | 9 | Public | 9-12 | 1,262 | 0.40 |
| St John The Baptist Diocesan High School | NR | Private | 9-12 | 1,335 | 1.07 |
| Babylon Junior Senior High School | 5 | Public | 7-12 | 703 | 1.15 |
| North Babylon High School | 6 | Public | 9-12 | 1,506 | 1.72 |
| West Babylon Senior High School | 7 | Public | 9-12 | 1,247 | 2.08 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 309 Union Boulevard, West Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 240 Secatogue Ln, West Islip | |||
| 19 Briar Cir, West Sayville | |||
| 70 Raymond St, Islip | |||
| 18 4th Ave, Bay Shore | 09/08/2020 | $180,000,000 | |
| 56 Adams Rd, Central Islip | |||
| 208 Bellevue Rd, Oakdale | 2,513 | 12/01/2017 | $535,000 |
| 90 Ocean Ave, Islip | 03/05/2024 | ||
| 201 Myrtle Ave, West Islip | 1,718 | 03/08/2018 | $550,000 |
| 3 Longdrive CT, Bay Shore | 03/26/2025 | $950,000 | |
| 61 Gates Ave, Brentwood | 3,511 | 09/10/2018 | $479,900 |
| 201 San Juan Dr, Hauppauge | 2,222 | 01/17/2024 | |
| 21 Crescent Ave, Ocean Beach | |||
| 94 Ocean Ave, Islip | 2,491 | 09/20/2019 | $795,000 |
| 205 Myrtle Ave, West Islip | 1,718 | ||
| 485 Montauk Hwy, West Islip | 3,827 | ||
| 59 Gates Ave, Brentwood | 12/05/2018 | $480,000 | |
| 227 Hyman Ave, West Islip | 2,038 | 12/03/2019 | $481,700 |
| 75 Sunset Dr, Sayville | 2,713 | 11/05/2019 | $700,000 |
| 57-65 Park Ave, Bay Shore | |||
| 92 Gillette Ave, Sayville |