| Primary address | 20 Bay 3 Street, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 397-2-32 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $11,093 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.14 |
| 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 $38,000, the tax amount paid for 20 Bay 3 Street, Islip, NY 11751 is $11,994.
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 20 Bay 3 Street, Islip, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 20 Bay 3 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 | $11,994 |
| Current property tax | $11,093 |
| Market value | $535,211 |
| Assessed value | $38,000 |
Here's the assessment & property tax history for 20 Bay 3 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 |
|---|---|---|---|---|---|
| 2025-2026 | $535,211 | $38,000 | 31.564 | $11,994 | +3.54% |
| 2024-2025 | $535,211 | $38,000 | 30.486 | $11,585 | +3.73% |
| 2023-2024 | $521,978 | $38,000 | 29.39 | $11,168 | +1.68% |
| 2022-2023 | $458,937 | $38,000 | 28.904 | $10,984 | +0.07% |
| 2021-2022 | $409,483 | $38,000 | 28.884 | $10,976 | +3.07% |
The complete history of permits filed for 20 Bay 3 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 20 Bay 3 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 20 Bay 3 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 | 0.41 |
| St Mary School | NR | Private | PK-8 | 413 | 0.80 |
| St Mary School | NR | Private | PK-8 | 413 | 0.80 |
| John F Kennedy Elementary School | 5 | Public | 3-5 | 450 | 1.15 |
| Wing Elementary School | NR | Public | K-1 | 379 | 1.23 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| St Mary School | NR | Private | PK-8 | 413 | 0.80 |
| Islip Middle School | 4 | Public | 6-8 | 641 | 0.83 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.90 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.30 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 2.56 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 0.86 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.36 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.42 |
| MDQ Academy | NR | Private | PK-12 | 412 | 3.88 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 4.22 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 20 Bay 3 Street, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 40 Bay 3 St, Islip | |||
| 24 Bay 3 St, Islip | 1,176 | 01/22/2018 | |
| 24 Shebar Dr, Islip | 11/15/2023 | $748,500 | |
| 163 S Bay Ave, Islip | |||
| 15 Bay 3 St, Islip | 1,542 | 05/23/2019 | $515,000 |
| 17 Bay 3 St, Islip | |||
| 33 Bay 3 St, Islip | 1,324 | ||
| 37 Bay 3 St, Islip | 05/02/2019 | ||
| 28 Bay 3 St, Islip | |||
| 161 S Bay Ave, Islip | 06/30/2025 | $800,000 | |
| 26 Bay 3 St, Islip | 02/17/2009 | ||
| 18 Shebar Dr, Islip | 10/06/2014 | $400,000 | |
| 187 S Bay Ave, Islip | 10/01/2024 | ||
| 130 St Marks Ln, Islip | |||
| 30 Bay 3 St, Islip | |||
| 19 Bay 2 St, Islip | 10/26/2023 | $625,000 | |
| 9 Bay 2 St, Islip | 1,240 | 12/02/2021 | $565,000 |
| 7 Bay 2 St, Islip | 1,723 | ||
| 8 Bay 3 St, Islip | |||
| 183 S Bay Ave, Islip | 08/12/2019 |