| Primary address | 49 South Bay Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 371-2-64 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 05/19/2025 |
| Sale price | $1,125,000 |
| Arm's length | Register |
| Property tax | $20,043 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.75 |
| 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 $63,500, the tax amount paid for 49 South Bay Avenue, Islip, NY 11751 is $20,043.
When was 49 South Bay Avenue, Islip, NY 11751 last sold and what was the last sale price?49 South Bay Avenue, Islip, NY 11751 was last sold in 05/19/2025 for $1,125,000.
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 49 South Bay Avenue, Islip, including title documents, transfer conditions, mortgages and liens.
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 49 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 | $20,043 |
| Market value | $894,366 |
| Assessed value | $63,500 |
Here's the assessment & property tax history for 49 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 |
|---|---|---|---|---|---|
| 2025-2026 | $894,366 | $63,500 | 31.564 | $20,043 | +3.54% |
| 2024-2025 | $894,366 | $63,500 | 30.486 | $19,359 | +3.73% |
| 2023-2024 | $872,253 | $63,500 | 29.39 | $18,663 | +1.68% |
| 2022-2023 | $766,908 | $63,500 | 28.904 | $18,354 | +0.07% |
| 2021-2022 | $684,268 | $63,500 | 28.884 | $18,341 | +3.07% |
The complete history of permits filed for 49 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 49 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 49 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 (miles) |
|---|---|---|---|---|---|
| Maud S Sherwood Elementary School | 6 | Public | 2-5 | 335 | 0.67 |
| St Mary School | NR | Private | PK-8 | 413 | 0.73 |
| St Mary School | NR | Private | PK-8 | 413 | 0.73 |
| Wing Elementary School | NR | Public | K-1 | 379 | 0.91 |
| John F Kennedy Elementary School | 5 | Public | 3-5 | 450 | 1.22 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Islip Middle School | 4 | Public | 6-8 | 641 | 0.68 |
| St Mary School | NR | Private | PK-8 | 413 | 0.73 |
| St Patrick School | NR | Private | PK-8 | 534 | 1.73 |
| East Islip Middle School | 6 | Public | 6-8 | 804 | 2.08 |
| Bay Shore Middle School | 5 | Public | 6-8 | 1,298 | 2.38 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Islip High School | 9 | Public | 9-12 | 892 | 0.68 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.14 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.32 |
| MDQ Academy | NR | Private | PK-12 | 412 | 3.57 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 3.93 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 49 South Bay Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 32 St Andrews Dr, Brentwood | 01/15/2004 | ||
| 18 E Elm St, Central Islip | 01/20/2015 | $246,500 | |
| 13 Tariff St, Sayville | 11/29/2000 | $190,000 | |
| 977 Wilson St, Bohemia | 08/08/2003 | $315,000 | |
| 5 Monsen St, Central Islip | 756 | 06/05/2024 | $500,000 |
| 58 Greeley Ave, Sayville | 11/21/2000 | $280,000 | |
| 300 Wicks Rd, Brentwood | 08/30/2005 | $400,000 | |
| 10 Ocean Ave, Bay Shore | 10/24/2006 | $2,300,000 | |
| 83 Morton St, Brentwood | 09/25/2006 | $344,394 | |
| 41 Roosevelt St, Islip Terrace | 1,264 | 08/25/2017 | $352,000 |
| 3 Trader Ln, Brentwood | 11/29/2000 | $156,000 | |
| 240 Allwood Ave, Central Islip | 11/16/2000 | $195,000 | |
| 1161 Connetquot Ave, Central Islip | 10/31/2016 | ||
| 22 Hilliard Ave, Central Islip | 09/29/2000 | $165,000 | |
| 588 Grand Blvd, Brentwood | 01/06/2006 | $373,000 | |
| 595 Wheeler Rd, Hauppauge | 05/01/2002 | ||
| 10 Aero Rd, Bohemia | 2,386 | 12/09/2021 | $12,535,000 |
| 395 Vanderbilt Blvd, Oakdale | 11/17/2000 | ||
| 10 Park Ave, Brentwood | 03/16/2005 | ||
| 376 Lowell Rd, Sayville | 11/15/2000 | $220,000 |