| Primary address | 305 South Bay Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 422-3-22 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 07/26/2018 |
| Sale price | $515,000 |
| Arm's length | Register |
| Property tax | $15,419 |
| Building sqft | 1,707 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.45 |
| Year built | 1973 |
| 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:
305 South Bay Avenue, Islip, NY 11751 was built in 1973 and has a total of 1,707 square feet.
What is the assessed value of 305 South Bay Avenue, Islip, NY 11751 and the property tax paid?Assessed at $48,850, the tax amount paid for 305 South Bay Avenue, Islip, NY 11751 is $15,419.
When was 305 South Bay Avenue, Islip, NY 11751 last sold and what was the last sale price?305 South Bay Avenue, Islip, NY 11751 was last sold in 07/26/2018 for $515,000.
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 305 South Bay 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 305 South Bay 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 | $15,419 |
| Market value | $688,028 |
| Assessed value | $48,850 |
Here's the assessment & property tax history for 305 South Bay 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 |
|---|---|---|---|---|---|
| 2024-2025 | $688,028 | $48,850 | 30.486 | $14,892 | +3.73% |
| 2023-2024 | $671,016 | $48,850 | 29.39 | $14,357 | +1.68% |
| 2022-2023 | $589,976 | $48,850 | 28.904 | $14,120 | +0.07% |
| 2021-2022 | $526,401 | $48,850 | 28.884 | $14,110 | +3.07% |
| 2020-2021 | $503,608 | $48,850 | 28.023 | $13,689 | -26.94% |
The complete history of permits filed for 305 South Bay 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 305 South Bay 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 305 South Bay 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) |
|---|---|---|---|---|---|
| Maud S Sherwood Elementary School | 6 | Public | 2-5 | 335 | 0.23 |
| St Mary School | NR | Private | PK-8 | 413 | 0.97 |
| St Mary School | NR | Private | PK-8 | 413 | 0.97 |
| John F Kennedy Elementary School | 5 | Public | 3-5 | 450 | 1.26 |
| Wing Elementary School | NR | Public | K-1 | 379 | 1.40 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip Middle School | 4 | Public | 6-8 | 641 | 0.85 |
| St Mary School | NR | Private | PK-8 | 413 | 0.97 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.91 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.48 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 2.57 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 0.90 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.39 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.55 |
| MDQ Academy | NR | Private | PK-12 | 412 | 4.00 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 4.32 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 305 South Bay Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 26 Overton Ave, Sayville | 11/27/2007 | $245,000 | |
| 44 Dunwoodie Rd, West Islip | 10/05/2015 | $375,000 | |
| 39 Handsome Ave, Sayville | 01/02/2026 | $925,000 | |
| 2846 Locust Ave, Ronkonkoma | 1,903 | 03/12/2019 | |
| 27 Community Rd, Bay Shore | 1,419 | 07/07/2021 | $550,000 |
| 21 Inchcape Rd, Bay Shore | 11/30/2007 | ||
| 160 Barrett Ave, Bayport | 12/17/2007 | $383,000 | |
| 1421 Pine Dr, Bay Shore | 12/21/2007 | $285,000 | |
| 32 California Ave, Bay Shore | 12/26/2007 | $382,900 | |
| 102 Gates Ave, Central Islip | 10/22/2014 | $227,500 | |
| 18 Val Ray Blvd, Central Islip | 03/16/2021 | ||
| 612 Pineaire Dr, Bay Shore | 01/15/2008 | $350,000 | |
| 271 Railroad Ave, Sayville | 9,200 | 12/14/2007 | $715,000 |
| 1323 Potter Blvd, Bay Shore | 1,562 | 08/29/2024 | $685,000 |
| 1031 Joselson Ave, Bay Shore | 11/19/2013 | $295,000 | |
| 11 Indiana Ave, Bay Shore | 02/10/2025 | $680,000 | |
| 410 Twin Bark Ave, Holbrook | 10/24/2007 | $402,000 | |
| 28 17th Ave, Ronkonkoma | 09/30/2009 | $395,000 | |
| 1351 Brooklyn Blvd, Bay Shore | 11/26/2007 | $203,500 | |
| 332 Collington Dr, Ronkonkoma | 12/14/2007 | $360,000 |