| Primary address | 8 Alder Avenue, Brentwood |
| Zip code | 11717 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 137-2-44 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 08/12/2016 |
| Sale price | $340,000 |
| Arm's length | Register |
| Property tax | $9,961 |
| Building sqft | 1,979 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.23 |
| Year built | 1951 |
| 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:
8 Alder Avenue, Brentwood, NY 11717 was built in 1951 and has a total of 1,979 square feet.
What is the assessed value of 8 Alder Avenue, Brentwood, NY 11717 and the property tax paid?Assessed at $42,450, the tax amount paid for 8 Alder Avenue, Brentwood, NY 11717 is $9,960.
When was 8 Alder Avenue, Brentwood, NY 11717 last sold?8 Alder Avenue, Brentwood, NY 11717 was last sold in 10/11/2018.
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 8 Alder Avenue, Brentwood, including title documents, transfer conditions, mortgages and liens.
| Purchase date | Purchase price | Buyer name | Seller name |
|---|---|---|---|
| 08/12/2016 | $340,000 | Register | Register |
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 8 Alder 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 | $9,961 |
| Market value | $597,888 |
| Assessed value | $42,450 |
Here's the assessment & property tax history for 8 Alder 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 | $597,888 | $42,450 | 22.743 | $9,654 | +4.85% |
| 2023-2024 | $583,105 | $42,450 | 21.691 | $9,208 | -0.19% |
| 2022-2023 | $512,682 | $42,450 | 21.733 | $9,226 | +2.00% |
| 2021-2022 | $457,435 | $42,450 | 21.306 | $9,044 | +1.39% |
| 2020-2021 | $437,629 | $42,450 | 21.013 | $8,920 | +4.58% |
The complete history of permits filed for 8 Alder 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 8 Alder 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 8 Alder 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) |
|---|---|---|---|---|---|
| MDQ Academy | NR | Private | PK-12 | 412 | 0.65 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.65 |
| Pine Park Elementary School | NR | Public | K-1 | 534 | 0.75 |
| East Elementary School | NR | Public | PK, K | 507 | 0.78 |
| East Elementary School | NR | Public | PK, K | 507 | 0.78 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| East Middle School | 4 | Public | 6-8 | 1,159 | 0.62 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.65 |
| South Middle School | 3 | Public | 6-8 | 1,033 | 1.05 |
| Freshman Center | NR | Public | 9 | 1,247 | 1.14 |
| North Middle School | 4 | Public | 6-8 | 1,131 | 1.36 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| MDQ Academy | NR | Private | PK-12 | 412 | 0.65 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 0.79 |
| Freshman Center | NR | Public | 9 | 1,247 | 1.14 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 2.34 |
| Brentwood Res Center | NR | Public | 9-10, 12 | 11 | 3.08 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 8 Alder Avenue, Brentwood.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 53 Lukens Ave, Brentwood | |||
| 5 Brentwood Pkwy, Brentwood | 2,032 | 08/08/2019 | $375,000 |
| 1800 Brentwood Rd, Brentwood | 3,026 | 11/16/2023 | $1,475,000 |
| 746 Suffolk Ave, Brentwood | 10/30/2020 | $1,450,000 | |
| 780 Suffolk Ave, Brentwood | 09/06/2022 | ||
| 761 Reese Ave, Brentwood | 06/12/2017 | ||
| 16 Campion St, Brentwood | 1,162 | 12/17/2019 | |
| 14 Brentwood Pkwy, Brentwood | 2,636 | ||
| 160 4th St, Brentwood | |||
| 4 Campion St, Brentwood | 05/04/1995 | $105,000 | |
| 16 Washington Ave, Brentwood | 09/17/2009 | $9,500 | |
| 13 McWhorter St, Brentwood | 01/12/2018 | ||
| 4 Brentwood Pkwy, Brentwood | 12/19/2016 | $439,000 | |
| 3 Brentwood Pkwy, Brentwood | 08/10/2023 | $580,000 | |
| 620 Suffolk Ave, Brentwood | 01/25/2012 | $405,000 | |
| 6 McWhorter St, Brentwood | |||
| 9 McWhorter St, Brentwood | |||
| 13 Jefferson Ave, Brentwood | 04/17/2015 | ||
| 14 Campion St, Brentwood | 1,736 | 12/19/2023 | $595,000 |
| 14 Jefferson Ave, Brentwood | 576 | 11/07/2023 |