| Primary address | 831 Keith Lane, West Islip |
| Zip code | 11795 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 437-2-17 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 07/17/2025 |
| Sale price | $660,000 |
| Arm's length | Register |
| Property tax | $9,717 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.11 |
| Zoning district | Register |
| School district | West 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 $33,550, the tax amount paid for 831 Keith Lane, West Islip, NY 11795 is $9,717.
When was 831 Keith Lane, West Islip, NY 11795 last sold and what was the last sale price?831 Keith Lane, West Islip, NY 11795 was last sold in 07/17/2025 for $660,000.
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 831 Keith Lane, West 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 831 Keith Lane, West Islip, NY 11795. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $9,717 |
| Market value | $472,535 |
| Assessed value | $33,550 |
Here's the assessment & property tax history for 831 Keith Lane, West 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 | $472,535 | $33,550 | 27.624 | $9,268 | +3.86% |
| 2023-2024 | $460,852 | $33,550 | 26.598 | $8,924 | +1.06% |
| 2022-2023 | $405,193 | $33,550 | 26.319 | $8,830 | +0.07% |
| 2021-2022 | $361,530 | $33,550 | 26.301 | $8,824 | +2.12% |
| 2020-2021 | $345,876 | $33,550 | 25.754 | $8,640 | -23.63% |
The complete history of permits filed for 831 Keith Lane, West 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 831 Keith Lane, West 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 831 Keith Lane, West 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) |
|---|---|---|---|---|---|
| Oquenock Elementary School | 3 | Public | PK, K-5 | 397 | 0.68 |
| Oquenock Elementary School | 3 | Public | PK, K-5 | 397 | 0.68 |
| Paul J Bellew Elementary School | 7 | Public | PK, K-5 | 456 | 0.88 |
| Paul J Bellew Elementary School | 7 | Public | PK, K-5 | 456 | 0.88 |
| South Country School | 3 | Public | 3-5 | 469 | 1.04 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Beach Street Middle School | 6 | Public | 6-8 | 405 | 0.44 |
| Bridges Academy (The) | NR | Private | PK-8 | 211 | 1.11 |
| The Bridges Academy | NR | Private | PK, K-8 | 0 | 1.15 |
| St Peters By The Sea Episcopal Day School | NR | Private | PK, K-8 | 176 | 1.19 |
| Our Lady Of Lourdes School | NR | Private | PK-8 | 209 | 1.34 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| West Islip Senior High School | 9 | Public | 9-12 | 1,262 | 0.65 |
| St John The Baptist Diocesan High School | NR | Private | 9-12 | 1,335 | 0.96 |
| Babylon Junior Senior High School | 5 | Public | 7-12 | 703 | 1.73 |
| North Babylon High School | 6 | Public | 9-12 | 1,506 | 2.02 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.63 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 831 Keith Lane, West Islip.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1 Fulton St, Brentwood | 08/14/2002 | $285,000 | |
| 156 Garfield Ave, Sayville | 08/10/1994 | $151,500 | |
| 7 Flintridge Dr, Holbrook | 08/16/1994 | $179,000 | |
| 103 Timber Ridge Dr, Holbrook | 08/21/1994 | $170,000 | |
| 96 Lake Shore Dr, Ronkonkoma | 10/02/2015 | $365,000 | |
| 129 Bishop Ln, Holbrook | 02/21/2014 | $468,650 | |
| 201 Norma Ave, West Islip | 1,155 | 09/08/2023 | $510,000 |
| 251 Fairview Ave, Bayport | 10/13/1995 | $135,000 | |
| 205 J Springmeadow Dr, Holbrook | 12/07/2021 | ||
| 18 Maple Pl, Central Islip | 05/27/2004 | $345,000 | |
| 231 Loeffler St, Brentwood | 1,136 | 05/05/2017 | $321,000 |
| 214 Montana Ave, Bay Shore | 1,282 | 09/13/2021 | $455,000 |
| 412 Brook Ave, Bay Shore | 06/22/2023 | ||
| 9 Henry Pl, Bay Shore | 1,072 | 07/19/2022 | $410,000 |
| 249 W 4th St, West Islip | 10/12/2004 | $425,000 | |
| 1467 Manor Ln, Bay Shore | 08/05/1999 | $185,000 | |
| 775 Connetquot Ave, Islip Terrace | 01/04/2022 | $106,400 | |
| 72 Frederick Ave, Bay Shore | 1,469 | 07/11/2017 | |
| 1215 Jefferson Ave, West Islip | 08/25/1994 | $169,000 | |
| 499 Clayton St, Central Islip | 02/02/2005 | $297,700 |