| Primary address | 18 Clair Avenue, Holbrook |
| Zip code | 11741 |
| County | Suffolk |
| Municipality | Islip |
| Parcel ID | 175-2-139 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 01/05/2006 |
| Sale price | $371,000 |
| Arm's length | Register |
| Current property tax | $10,321 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.45 |
| Zoning district | Register |
| School district | Sachem |
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 $42,800, the tax amount paid for 18 Clair Avenue, Holbrook, NY 11741 is $11,023.
When was 18 Clair Avenue, Holbrook, NY 11741 last sold and what was the last sale price?18 Clair Avenue, Holbrook, NY 11741 was last sold in 01/05/2006 for $371,000.
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 18 Clair Avenue, Holbrook, 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 18 Clair Avenue, Holbrook, NY 11741. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $11,023 |
| Current property tax | $10,321 |
| Market value | $602,817 |
| Assessed value | $42,800 |
Here's the assessment & property tax history for 18 Clair Avenue, Holbrook, 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 | $602,817 | $42,800 | 24.765 | $10,599 | +3.95% |
| 2023-2024 | $587,912 | $42,800 | 23.824 | $10,197 | +0.05% |
| 2022-2023 | $516,908 | $42,800 | 23.811 | $10,191 | -2.59% |
| 2021-2022 | $461,207 | $42,800 | 24.444 | $10,462 | +2.56% |
| 2020-2021 | $441,237 | $42,800 | 23.835 | $10,201 | +8.31% |
The complete history of permits filed for 18 Clair Avenue, Holbrook, 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 18 Clair Avenue, Holbrook, 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 18 Clair Avenue, Holbrook 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) |
|---|---|---|---|---|---|
| Merrimac School | 7 | Public | K-5 | 336 | 0.27 |
| Grundy Avenue School | 5 | Public | K-5 | 470 | 0.42 |
| Tamarac Elementary School | 7 | Public | K-5 | 443 | 1.69 |
| Sunrise Drive Elementary School | 6 | Public | K-5 | 374 | 1.79 |
| Canaan Elementary School | 4 | Public | PK, K-5 | 518 | 2.27 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Seneca Middle School | 6 | Public | 6-8 | 973 | 1.31 |
| Sayville Middle School | 7 | Public | 6-8 | 619 | 2.05 |
| James Wilson Young Middle School | 6 | Public | 6-8 | 398 | 2.17 |
| Long Island Baptist Academy | NR | Private | 2-12 | 8 | 2.29 |
| Sagamore Middle School | 6 | Public | 6-8 | 933 | 3.00 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Long Island Baptist Academy | NR | Private | 2-12 | 8 | 2.29 |
| Bayport Blue Point High School | 9 | Public | 9-12 | 664 | 2.95 |
| Connetquot High School | 8 | Public | 9-12 | 1,757 | 3.62 |
| Sayville High School | 9 | Public | 9-12 | 880 | 3.71 |
| Eastern Suffolk Boces | NR | Public | K-12 | 1,721 | 3.81 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 18 Clair Avenue, Holbrook.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 61 Babylon St, Islip Terrace | 01/07/2010 | ||
| 32 Bogel Rd, Bayport | 2,464 | 05/14/2024 | $844,000 |
| 283 Lincoln Ave, Sayville | 09/16/1998 | ||
| 311 Lincoln Ave, Hauppauge | 09/15/1998 | $342,000 | |
| 111 Serene Pl, Hauppauge | 09/18/1998 | $205,000 | |
| 740 Smithtown Ave, Bohemia | 08/18/2005 | $400,000 | |
| 527 Hoffman Ln, Hauppauge | 08/12/2020 | ||
| 1122 Nugent Ave, Bay Shore | 02/05/1999 | $107,000 | |
| 6 3rd St, Sayville | 08/28/2001 | $299,900 | |
| 812 Johnson Ave, Ronkonkoma | 04/24/2002 | $219,000 | |
| 112 4th Ave, Bay Shore | 05/05/2006 | $300,100 | |
| 91 Bay Shore Rd, Bay Shore | 08/17/2023 | $580,000 | |
| 29 Nostrand Ave, Brentwood | 03/28/2023 | $600,000 | |
| 1397 Ocean Ave, Bohemia | 08/22/2003 | $268,772 | |
| 188 Windwatch Dr, Hauppauge | 2,681 | 01/25/2021 | $779,000 |
| 190 Windwatch Dr, Hauppauge | 2,681 | 06/27/2023 | $800,000 |
| 47 Laurel Dr, Sayville | 02/01/2018 | ||
| 62 Ocean Ave, Bay Shore | 02/04/2012 | ||
| 225 Broadway Ave, Brentwood | 2,530 | 05/02/2022 | $450,000 |
| 13 Hamlet Dr, Hauppauge | 04/04/2025 | $879,000 |