| Primary address | 9 Grant Avenue, Brentwood |
| Zip code | 11717 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 136-2-116.2 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $8,447 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.31 |
| Zoning district | Register |
| School district | Brentwood |
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 $36,000, the tax amount paid for 9 Grant Avenue, Brentwood, NY 11717 is $8,447.
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 9 Grant Avenue, Brentwood, including title documents, transfer conditions, mortgages and liens.
Access detailed property tax data for 9 Grant Avenue, Brentwood, NY 11717. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Property tax | $8,447 |
| Market value | $507,042 |
| Assessed value | $36,000 |
Here's the assessment & property tax history for 9 Grant Avenue, Brentwood, 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 | $507,042 | $36,000 | 22.743 | $8,187 | +4.85% |
| 2023-2024 | $494,506 | $36,000 | 21.691 | $7,809 | -0.19% |
| 2022-2023 | $434,782 | $36,000 | 21.733 | $7,824 | +2.00% |
| 2021-2022 | $387,931 | $36,000 | 21.306 | $7,670 | +1.39% |
| 2020-2021 | $371,134 | $36,000 | 21.013 | $7,565 | n/a |
The complete history of permits filed for 9 Grant Avenue, Brentwood, 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 9 Grant Avenue, Brentwood, 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 9 Grant Avenue, Brentwood 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) |
|---|---|---|---|---|---|
| Pine Park Elementary School | NR | Public | K-1 | 534 | 0.53 |
| Twin Pines Elementary School | 4 | Public | 1-5 | 744 | 0.56 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.84 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.84 |
| Oak Park Elementary School | 2 | Public | K-5 | 711 | 1.17 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Freshman Center | NR | Public | 9 | 1,247 | 0.72 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.84 |
| South Middle School | 3 | Public | 6-8 | 1,033 | 0.89 |
| North Middle School | 4 | Public | 6-8 | 1,131 | 1.12 |
| East Middle School | 4 | Public | 6-8 | 1,159 | 1.17 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 0.42 |
| Freshman Center | NR | Public | 9 | 1,247 | 0.72 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.84 |
| Brentwood Res Center | NR | Public | 9-10, 12 | 11 | 2.60 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 2.90 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 9 Grant Avenue, Brentwood.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1295 Lakeland Ave, Bohemia | |||
| 80-90 Wilshire Blvd, Brentwood | 232,000 | 09/21/2023 | |
| 130 W Suffolk Ave, Central Islip | |||
| 1177 Suffolk Ave, Brentwood | |||
| 110 Emjay Blvd, Brentwood | 100,000 | ||
| 8 Fletcher St, Brentwood | 1,535 | 07/21/2021 | $250,000 |
| 31 Dunton Ave, Deer Park | |||
| 7 Grant Ave, Brentwood | |||
| 19 Todd CT, Holbrook | 2,349 | 03/11/2024 | $870,000 |
| 15 Todd CT, Holbrook | 2,369 | 02/03/2021 | $692,250 |
| 4 Fletcher St, Brentwood | 1,535 | 08/11/2021 | $250,000 |
| 640 Pineaire Dr, Bay Shore | 01/31/2022 | $2,350,000 | |
| 1900 Lakeland Ave, Ronkonkoma | |||
| 3015 Veterans Memorial Hwy, Ronkonkoma | 205,425 | ||
| 30 Leahy Ave, Brentwood | |||
| 10 Fletcher St, Brentwood | 1,535 | 10/22/2021 | $250,000 |
| 3040 Veterans Memorial Hwy, Bohemia | 11/21/2024 | $3,500,000 | |
| 6 Fletcher St, Brentwood | 1,535 | 07/07/2021 | $250,000 |
| 23 Serene Pl, Hauppauge | 12/05/2023 | $52,000 | |
| 233 N Fehr Way, Bay Shore | 53,936 |