171 Grant Avenue, Islip, NY 11751 Property Information
171 Grant Avenue, Islip, NY 11751 Property Information
- General
- Owner
- Documents
- Tax
- Permits
- Neighborhood
Address
| Primary address | 171 Grant Avenue, Islip |
| Zip code | 11751 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 344-3-18 |
Sales & Tax Overview for 171 Grant Avenue, Islip
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 04/07/2022 |
| Sale price | $375,000 |
| Arm's length | Register |
| Property tax | $9,812 |
Lot & Building Information for 171 Grant Avenue, Islip
| Building class | One Story Small Structure (484) |
| Acreage | 0.26 |
Zoning, Use & Area Overview
| Zoning district | Register |
| School district | Islip |
View more neighborhood information such as transportation, nearby schools and risk designations in the dedicated tab.
Other Property Data for 171 Grant Avenue, Islip
Property reports include comprehensive occupancy, improvement and development information (where available).
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- • Improvements for 171 Grant Avenue, Islip , including their type, square footage, grade and when they were built.
- • Development maps such as planimetric, zoning, land use and urban landscape maps (building age and stories).
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About 171 Grant Avenue, Islip
The current market value is $297,183.
Ownership Information
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Past Sales & Property History for 171 Grant Avenue, Islip
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*Here are the three most recent sales for this property.
Title Documents for 171 Grant Avenue, Islip
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R: Recorded date
D: Document date
Property Taxes for 171 Grant Avenue, Islip
Access detailed property tax data for 171 Grant 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 | $9,812 |
| Market value | $297,183 |
| Assessed value | $21,100 |
Assessment History for 171 Grant Avenue, Islip
Here's the assessment & property tax history for 171 Grant 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 | $297,183 | $21,100 | 40.799 | $8,609 | -1.35% |
| 2023-2024 | $289,836 | $21,100 | 41.357 | $8,726 | -2.03% |
| 2022-2023 | $254,831 | $21,100 | 42.213 | $8,907 | +4.32% |
| 2021-2022 | $227,370 | $21,100 | 40.466 | $8,538 | -0.71% |
| 2020-2021 | $217,526 | $21,100 | 40.757 | $8,600 | +6.26% |
Permits for 171 Grant Avenue, Islip
The complete history of permits filed for 171 Grant 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.
Data not available for this property.
Demographics by Zip Code
| Total population | 13,726 |
| Median age | 45.6 |
| Average household income | $136,601 |
| Family households | 67.4% |
| Occupied housing units | 5,040 |
| Owner occupied units | 83.4% |
| Average number of people per household | 2.71 |
| Median year structure built | 1965 |
| Median value for units with a mortgage | $586,500 |
| Median value for units without a mortgage | $514,700 |
Risk
Create a free account to unlock extended information for 171 Grant 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) |
Transportation
Access the detailed traffic volume map for 171 Grant Avenue, Islip to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.
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Neighbors for 171 Grant Avenue, Islip
Here are the neighbors for 171 Grant Avenue, Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 829 Greenbelt Pkwy W, Holbrook | 04/30/2009 | ||
| 38 Pueblo CT, Sayville | 1,566 | 07/31/2025 | |
| 2800 Pond Rd, Ronkonkoma | 02/26/1999 | $135,000 | |
| 43 Chapman Pl, Bay Shore | 07/21/2025 | ||
| 227 A Springmeadow Dr, Holbrook | 05/24/2016 | $260,000 | |
| 51 Hemlock St, Islip | 02/26/1999 | $120,000 | |
| 7 Secaucus Ln, East Islip | 02/25/1999 | $170,000 | |
| 85 Compass Walk, Ocean Beach | 09/18/2006 | $1,900,000 | |
| 14 Burchell Ave, Bay Shore | 10/24/2016 | $220,000 | |
| 100 Clipper RDW, Ocean Beach | 09/30/2025 | $1,455,000 | |
| 14 Walnut St, Central Islip | 02/26/1999 | $142,000 | |
| 73 Walton St, Brentwood | 09/21/2012 | $210,000 | |
| 792 Commack Rd, Brentwood | 02/25/2026 | $1 | |
| 45 Franklin St, Brentwood | 936 | 04/01/2017 | |
| 31 Hampshire CT, Holbrook | 2,358 | 04/27/2026 | $750,000 |
| 1527 Baldwin Blvd, Bay Shore | 03/20/2012 | ||
| 87 Lukens Ave, Brentwood | 07/21/2025 | $525,000 | |
| 192 Walter Ave, Hauppauge | 02/26/1999 | $134,930 | |
| 931 Grundy Ave, Holbrook | 07/13/2017 | ||
| 396 Shelter Rd, Ronkonkoma | 01/24/2003 |