| Primary address | 11 Bay 1 Street, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 397-2-61 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $11,637 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.29 |
| 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 $45,800, the tax amount paid for 11 Bay 1 Street, Islip, NY 11751 is $14,456.
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 11 Bay 1 Street, Islip, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 11 Bay 1 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 | $14,456 |
| Current property tax | $11,637 |
| Market value | $645,070 |
| Assessed value | $45,800 |
Here's the assessment & property tax history for 11 Bay 1 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 | $645,070 | $45,800 | 30.486 | $13,963 | +3.73% |
| 2023-2024 | $629,121 | $45,800 | 29.39 | $13,461 | +1.68% |
| 2022-2023 | $553,140 | $45,800 | 28.904 | $13,238 | +0.07% |
| 2021-2022 | $493,535 | $45,800 | 28.884 | $13,229 | +3.07% |
| 2020-2021 | $472,165 | $45,800 | 28.023 | $12,835 | -26.94% |
The complete history of permits filed for 11 Bay 1 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 11 Bay 1 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 11 Bay 1 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) |
|---|---|---|---|---|---|
| Maud S Sherwood Elementary School | 6 | Public | 2-5 | 335 | 0.37 |
| St Mary School | NR | Private | PK-8 | 413 | 0.83 |
| St Mary School | NR | Private | PK-8 | 413 | 0.83 |
| John F Kennedy Elementary School | 5 | Public | 3-5 | 450 | 1.15 |
| Wing Elementary School | NR | Public | K-1 | 379 | 1.30 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St Mary School | NR | Private | PK-8 | 413 | 0.83 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 0.87 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.94 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.35 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 2.60 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 0.91 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.42 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.45 |
| MDQ Academy | NR | Private | PK-12 | 412 | 3.95 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 4.29 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 11 Bay 1 Street, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 7 Bay 1 St, Islip | 1,428 | 11/02/2020 | $450,000 |
| 18 Bay 2 St, Islip | 12/16/2014 | $407,500 | |
| 14 Bay 2 St, Islip | 01/09/2008 | $479,000 | |
| 12 Bay 2 St, Islip | 08/02/2024 | ||
| 5 Bay 1 St, Islip | 1,200 | ||
| 40 Shebar Dr, Islip | |||
| 42 Shebar Dr, Islip | |||
| 22 Bay 2 St, Islip | 03/21/2025 | $590,000 | |
| 8 Bay 1 St, Islip | |||
| 134 St Marks Ln, Islip | 10/22/2020 | $1 | |
| 4 Bay 1 St, Islip | |||
| 40 Bay 1 St, Islip | |||
| 10 Bay 2 St, Islip | 07/18/2024 | ||
| 195 S Bay Ave, Islip | 2,058 | 06/21/2022 | $739,000 |
| 10 Bay 1 St, Islip | 08/08/2012 | $601,000 | |
| 16 Bay 2 St, Islip | 09/30/2022 | ||
| 1 Bay 1 St, Islip | |||
| 38 Shebar Dr, Islip | 02/04/2000 | $250,000 | |
| 140 St Marks Ln, Islip | 04/17/2015 | ||
| 3 Bay 2 St, Islip | 1,152 | 02/03/2021 |