| Primary address | 9 Crystal Lane, Brentwood |
| Zip code | 11717 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 92-1-43 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $5,121 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.25 |
| 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 $24,400, the tax amount paid for 9 Crystal Lane, Brentwood, NY 11717 is $5,725.
When was 9 Crystal Lane, Brentwood, NY 11717 last sold?9 Crystal Lane, Brentwood, NY 11717 was last sold in 02/02/2007.
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 Crystal Lane, Brentwood, including title documents, transfer conditions, mortgages and liens.
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 9 Crystal Lane, Brentwood, NY 11717. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $5,725 |
| Current property tax | $5,121 |
| Market value | $343,662 |
| Assessed value | $24,400 |
Here's the assessment & property tax history for 9 Crystal Lane, 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 | $343,662 | $24,400 | 22.743 | $5,549 | +4.85% |
| 2023-2024 | $335,165 | $24,400 | 21.691 | $5,293 | -0.19% |
| 2022-2023 | $294,686 | $24,400 | 21.733 | $5,303 | +2.00% |
| 2021-2022 | $262,931 | $24,400 | 21.306 | $5,199 | +1.39% |
| 2020-2021 | $251,546 | $24,400 | 21.013 | $5,127 | +4.58% |
The complete history of permits filed for 9 Crystal Lane, 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 Crystal Lane, 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 Crystal Lane, 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 | 0.41 |
| Pine Park Elementary School | NR | Public | K-1 | 534 | 0.48 |
| North Elementary School | 4 | Public | 1-5 | 855 | 0.70 |
| Northeast Elementary School | 4 | Public | 1-5 | 942 | 1.30 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.75 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| North Middle School | 4 | Public | 6-8 | 1,131 | 0.17 |
| Freshman Center | NR | Public | 9 | 1,247 | 0.38 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.75 |
| East Middle School | 4 | Public | 6-8 | 1,159 | 1.80 |
| South Middle School | 3 | Public | 6-8 | 1,033 | 1.84 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Freshman Center | NR | Public | 9 | 1,247 | 0.38 |
| Brentwood High School | 3 | Public | 9-12 | 4,641 | 1.34 |
| MDQ Academy | NR | Private | PK-12 | 412 | 1.75 |
| Brentwood Res Center | NR | Public | 9-10, 12 | 11 | 1.97 |
| Ascent School for Individuals With Autism | NR | Private | 4-12 | 24 | 3.00 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 9 Crystal Lane, Brentwood.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 211 Sea Cliff St, Islip Terrace | 1,552 | 05/17/2018 | $385,000 |
| 127 Sequams Ln W, West Islip | 06/11/2007 | $675,000 | |
| 52 Wexford Dr, Oakdale | 2,352 | 06/09/2016 | |
| 102 10th Ave, Brentwood | 03/20/1998 | $99,900 | |
| 286 Seneca St, Ronkonkoma | 06/07/2014 | ||
| 16 Annette CT, Ronkonkoma | 04/01/1998 | $193,000 | |
| 427 Sunrise Ave, Sayville | 07/01/2003 | $410,000 | |
| 12 E Beech St, Central Islip | 04/09/1998 | $52,608 | |
| 39 Pine St, Brentwood | 03/30/2001 | $110,000 | |
| 8 E Beech St, Central Islip | 04/08/1998 | $87,450 | |
| 12 Weeks Ave, Central Islip | 03/31/1998 | $101,000 | |
| 2016 Jackson Ave, West Islip | 02/19/2026 | $750,000 | |
| 110 Kingsland Ave, West Islip | 10/03/2025 | ||
| 267 Terry Rd, Sayville | 1,136 | 04/16/2025 | $680,000 |
| 541 Spur Dr N, Bay Shore | 02/26/1999 | $133,000 | |
| 815 Sandra Ave, West Islip | 04/15/1998 | $142,040 | |
| 105 Geneva St, Bay Shore | 01/28/2010 | ||
| 31 Pine St, Brentwood | 12/21/2009 | $190,000 | |
| 218 Calebs Path, Brentwood | 08/30/2025 | ||
| 1345 Brooklyn Blvd, Bay Shore | 12/11/2023 | $560,000 |