| Primary address | 123 Suffolk Avenue, Brentwood |
| Zip code | 11717 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 158-1-22 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 07/03/2007 |
| Sale price | $680,000 |
| Arm's length | Register |
| Current property tax | $7,960 |
| Building class | Two Family Year-Round Residence (220) |
| Acreage | 0.24 |
| Units | 2 |
| 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 $36,500, the tax amount paid for 123 Suffolk Avenue, Brentwood, NY 11717 is $8,564.
When was 123 Suffolk Avenue, Brentwood, NY 11717 last sold and what was the last sale price?123 Suffolk Avenue, Brentwood, NY 11717 was last sold in 07/03/2007 for $680,000.
How many residential units does this building have?This building has 2 residential unit(s).
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 123 Suffolk Avenue, Brentwood, 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 123 Suffolk Avenue, Brentwood, NY 11717. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $8,565 |
| Current property tax | $7,960 |
| Market value | $514,084 |
| Assessed value | $36,500 |
Here's the assessment & property tax history for 123 Suffolk 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 | $514,084 | $36,500 | 22.743 | $8,301 | +4.85% |
| 2023-2024 | $501,374 | $36,500 | 21.691 | $7,917 | -0.19% |
| 2022-2023 | $440,821 | $36,500 | 21.733 | $7,933 | +2.00% |
| 2021-2022 | $393,319 | $36,500 | 21.306 | $7,777 | +1.39% |
| 2020-2021 | $376,289 | $36,500 | 21.013 | $7,670 | +4.58% |
The complete history of permits filed for 123 Suffolk 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 123 Suffolk 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 123 Suffolk 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) |
|---|---|---|---|---|---|
| Twin Pines Elementary School | 4 | Public | 1-5 | 744 | 0.95 |
| Pine Park Elementary School | NR | Public | K-1 | 534 | 1.01 |
| Oak Park Elementary School | 2 | Public | K-5 | 711 | 1.34 |
| Hemlock Elementary School | 3 | Public | K-5 | 617 | 1.38 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.52 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Freshman Center | NR | Public | 9 | 1,247 | 0.72 |
| North Middle School | 4 | Public | 6-8 | 1,131 | 1.24 |
| South Middle School | 3 | Public | 6-8 | 1,033 | 1.25 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.52 |
| West Middle School | 4 | Public | 6-8 | 848 | 1.82 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Freshman Center | NR | Public | 9 | 1,247 | 0.72 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 0.84 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.52 |
| Brentwood Res Center | NR | Public | 9-10, 12 | 11 | 1.96 |
| Ascent School for Individuals With Autism | NR | Private | 4-12 | 24 | 2.21 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 123 Suffolk Avenue, Brentwood.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1099 Namdac Ave, Bay Shore | 856 | 11/15/2021 | $555,000 |
| 37 Codman St, Brentwood | 1,862 | 12/23/2017 | |
| 288 Gillette Ave, Bayport | 08/14/2013 | $740,000 | |
| 651 Sylvan Ave, Bayport | 10/27/1999 | $239,000 | |
| 31 Wheeler Rd, Central Islip | 01/07/2016 | $340,000 | |
| 84 Calebs Path, Brentwood | 04/02/2022 | ||
| 5005 Veterans Memorial Hwy, Holbrook | 234,100 | 10/27/2006 | |
| 5 Ballad Cir, Holbrook | 01/05/2015 | $375,000 | |
| 26 Arlene Dr, Brentwood | 09/29/2018 | $463,771 | |
| 1106 Candlewood Rd, Bay Shore | 04/09/2025 | $625,000 | |
| 65 Peterson St, Brentwood | 01/31/2014 | ||
| 33 Oak Neck Ln, West Islip | 3,657 | 09/18/2017 | $1,450,000 |
| 30 Spence Ave, Holtsville | 2,112 | 07/23/2021 | $375,000 |
| 99 Old Broadway Ave, Sayville | 11/01/1999 | $150,000 | |
| 17 Cypress St, Central Islip | 09/07/2005 | $509,900 | |
| 42 W Main St, East Islip | 06/17/2009 | $624,012 | |
| 28 Bluff Cir, Hauppauge | 10/04/1999 | $400,000 | |
| 94 Broadlawn Dr, Central Islip | 10/08/2014 | $226,600 | |
| 20 Winthrop Rd, Brentwood | 10/26/1999 | $179,000 | |
| 1018 A Martinstein Ave, Bay Shore | 08/30/2001 | $226,600 |