| Primary address | 15 Prospect Street, Central Islip |
| Zip code | 11722 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 101-2-35 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 02/22/2024 |
| Sale price | $580,000 |
| Arm's length | Register |
| Property tax | $10,364 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.25 |
| Year built | 1970 |
| Zoning district | Register |
| School district | Central 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:
15 Prospect Street, Central Islip, NY 11722 was built in 1970.
What is the assessed value of 15 Prospect Street, Central Islip, NY 11722 and the property tax paid?Assessed at $34,000, the tax amount paid for 15 Prospect Street, Central Islip, NY 11722 is $10,363.
When was 15 Prospect Street, Central Islip, NY 11722 last sold and what was the last sale price?15 Prospect Street, Central Islip, NY 11722 was last sold in 02/22/2024 for $580,000.
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 15 Prospect Street, Central 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 15 Prospect Street, Central Islip, NY 11722. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $10,364 |
| Market value | $478,874 |
| Assessed value | $34,000 |
Here's the assessment & property tax history for 15 Prospect Street, Central 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 | $478,874 | $34,000 | 29.569 | $10,053 | +5.71% |
| 2023-2024 | $467,032 | $34,000 | 27.973 | $9,511 | -1.12% |
| 2022-2023 | $410,628 | $34,000 | 28.29 | $9,619 | +0.97% |
| 2021-2022 | $366,379 | $34,000 | 28.019 | $9,526 | -2.89% |
| 2020-2021 | $350,515 | $34,000 | 28.854 | $9,810 | +3.66% |
The complete history of permits filed for 15 Prospect Street, Central 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 15 Prospect Street, Central 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 15 Prospect Street, Central 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) |
|---|---|---|---|---|---|
| Andrew T Morrow School | 3 | Public | K-6 | 795 | 0.87 |
| Charles A Mulligan School | 4 | Public | K-6 | 981 | 0.89 |
| Marguerite L Mulvey School | 5 | Public | K-6 | 526 | 1.02 |
| Francis J O Neill School | 5 | Public | K-6 | 614 | 1.04 |
| Our Lady Of Providence Regional School | NR | Private | PK-8 | 251 | 1.37 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Ralph Reed School | 3 | Public | 7-8 | 1,149 | 0.96 |
| Our Lady Of Providence Regional School | NR | Private | PK-8 | 251 | 1.37 |
| Gersh Academy | NR | Private | 6-12 | 0 | 1.68 |
| Ronkonkoma Middle School | 8 | Public | 6-8 | 672 | 2.24 |
| Hauppauge Middle School | 6 | Public | 6-8 | 748 | 2.49 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 1.64 |
| Gersh Academy | NR | Private | 6-12 | 0 | 1.68 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 2.07 |
| Hauppauge High School | 9 | Public | 9-12 | 1,079 | 2.43 |
| East Islip High School | 8 | Public | 9-12 | 1,145 | 2.98 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 15 Prospect Street, Central Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 238 Tahlulah Ln, West Islip | 3,412 | 04/24/2018 | $650,000 |
| 44 Holly Dr, Sayville | 09/25/2001 | $250,000 | |
| 443 Nicoll Ave, Central Islip | 03/27/2003 | $275,000 | |
| 1433 Pine Dr, Bay Shore | 05/04/2021 | $420,000 | |
| 9 Roosevelt St, Brentwood | 10/02/2001 | $159,900 | |
| 900 Islip Ave, Brentwood | 1,680 | 07/22/2016 | |
| 515 McCall Ave, West Islip | 1,860 | 04/08/2026 | $715,000 |
| 49 Walter St, Brentwood | 06/21/2005 | ||
| 1323 Lombardy Blvd, Bay Shore | 09/28/2001 | $225,000 | |
| 12-16 Overton Ave, Sayville | 12/31/2002 | ||
| 358 Shelter Rd, Ronkonkoma | 04/29/2025 | ||
| 1074 Martinstein Ave, Bay Shore | 2,265 | 06/20/2022 | $459,000 |
| 17 Rudder Dr, Holtsville | 1,748 | 01/05/2022 | $530,000 |
| 1275 Saxon Ave, Bay Shore | 1,718 | 11/21/2019 | $415,000 |
| 350 Aster Rd, West Islip | 07/28/2023 | $660,000 | |
| 8 Trail Blazer CT, Holbrook | 09/20/2001 | $375,000 | |
| 7 Trail Blazer CT, Holbrook | 09/21/2001 | $397,905 | |
| 232 Coronado St, Islip Terrace | 08/03/2001 | ||
| 4 Stuyvesant St, Brentwood | 05/23/2005 | $370,000 | |
| 372 Oceanside St, Islip Terrace | 01/08/2003 |