| Primary address | 20 6th Avenue, Brentwood |
| Zip code | 11717 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 183-1-48 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 05/30/2017 |
| Sale price | $1 |
| Arm's length | Register |
| Property tax | $8,917 |
| Building class | Two Family Year-Round Residence (220) |
| Acreage | 0.42 |
| 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 $38,000, the tax amount paid for 20 6th Avenue, Brentwood, NY 11717 is $8,916.
When was 20 6th Avenue, Brentwood, NY 11717 last sold and what was the last sale price?20 6th Avenue, Brentwood, NY 11717 was last sold in 05/30/2017 for $1.
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 20 6th 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 20 6th 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 | $8,917 |
| Market value | $535,211 |
| Assessed value | $38,000 |
Here's the assessment & property tax history for 20 6th 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 | $535,211 | $38,000 | 22.743 | $8,642 | +4.85% |
| 2023-2024 | $521,978 | $38,000 | 21.691 | $8,243 | -0.19% |
| 2022-2023 | $458,938 | $38,000 | 21.733 | $8,259 | +2.00% |
| 2021-2022 | $409,483 | $38,000 | 21.306 | $8,096 | +1.39% |
| 2020-2021 | $391,753 | $38,000 | 21.013 | $7,985 | +4.58% |
The complete history of permits filed for 20 6th 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 20 6th 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 20 6th 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 | 0.42 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.42 |
| Oak Park Elementary School | 2 | Public | K-5 | 711 | 0.67 |
| Pine Park Elementary School | NR | Public | K-1 | 534 | 1.09 |
| Twin Pines Elementary School | 4 | Public | 1-5 | 744 | 1.13 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| South Middle School | 3 | Public | 6-8 | 1,033 | 0.35 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.42 |
| East Middle School | 4 | Public | 6-8 | 1,159 | 1.07 |
| Freshman Center | NR | Public | 9 | 1,247 | 1.27 |
| North Middle School | 4 | Public | 6-8 | 1,131 | 1.70 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 0.28 |
| MDQ Academy | NR | Private | PK-12 | 412 | 0.42 |
| Freshman Center | NR | Public | 9 | 1,247 | 1.27 |
| Bay Shore Senior High School | 5 | Public | 9-12 | 1,910 | 2.85 |
| Central Islip Senior High School | 3 | Public | 9-12 | 2,576 | 2.89 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 20 6th Avenue, Brentwood.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 1664 Manatuck Blvd, Bay Shore | 956 | 12/14/2020 | $357,500 |
| 559 Middle Rd, Bayport | 09/16/2004 | $385,000 | |
| 252 Fruitwood Ln, Central Islip | 888 | 12/02/2020 | $355,000 |
| 211 Collington Dr, Ronkonkoma | 02/23/2000 | $165,700 | |
| 7 Josephine Ln, East Islip | 07/15/2008 | $600,000 | |
| 36 Chatham Dr, Oakdale | 10/26/2003 | ||
| 54 Rosevale Ave, Ronkonkoma | 1,888 | 07/02/2020 | $400,000 |
| 66 The Helm, East Islip | 04/04/2003 | $942,000 | |
| 1052 Nugent Ave, Bay Shore | 1,937 | 06/20/2019 | $390,000 |
| 92 Johnson Ave, Sayville | 07/30/2014 | $280,500 | |
| 1552 N Gardiner Dr, Bay Shore | 06/21/2022 | $440,000 | |
| 637 Beaver Ln, Ronkonkoma | 07/31/2012 | $325,000 | |
| 56 Bittermint St, Islip | 07/09/2013 | ||
| 25 Robinhood Dr, East Islip | 02/03/2000 | ||
| 7 Patrician St, Holbrook | 1,260 | 07/30/2021 | $465,000 |
| 60 Macon St, Sayville | 02/01/2000 | ||
| 51 Arthur St, Brentwood | 1,522 | 07/22/2020 | $338,800 |
| 74 Woody Ln, Oakdale | 05/03/2007 | ||
| 76 Ward St, West Islip | 05/30/2015 | ||
| 117 Carley Dr, West Sayville | 05/15/2000 | $210,000 |