| Primary address | 6 William Street, Centereach |
| Zip code | 11720 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 6020455 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $8,903 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 0.34 |
| Zoning district | Register |
| School district | Middle Country |
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 $2,300, the tax amount paid for 6 William Street, Centereach, NY 11720 is $9,794.
When was 6 William Street, Centereach, NY 11720 last sold?6 William Street, Centereach, NY 11720 was last sold in 04/10/2019.
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 6 William Street, Centereach, 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 6 William Street, Centereach, NY 11720. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $9,794 |
| Current property tax | $8,903 |
| Market value | $433,962 |
| Assessed value | $2,300 |
Here's the assessment & property tax history for 6 William Street, Centereach, 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 |
|---|---|---|---|---|---|
| 2025-2026 | $433,962 | $2,300 | 425.837 | $9,794 | +2.88% |
| 2024-2025 | $433,962 | $2,300 | 413.907 | $9,520 | +2.55% |
| 2023-2024 | $425,926 | $2,300 | 403.603 | $9,283 | +1.53% |
| 2022-2023 | $370,967 | $2,300 | 397.502 | $9,143 | +2.66% |
| 2021-2022 | $310,811 | $2,300 | 387.198 | $8,906 | +1.43% |
The complete history of permits filed for 6 William Street, Centereach, 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.
Access a detailed real estate market overview of Brookhaven so you can assess current trends, home values, types of properties sold and transaction volume. View the median home sale price in Brookhaven and compare it to other neighborhoods in Suffolk County.
Create a free account to unlock extended information for 6 William Street, Centereach, 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 6 William Street, Centereach 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 (miles) |
|---|---|---|---|---|---|
| Holbrook Road School | 4 | Public | K-5 | 367 | 0.61 |
| Our Savior New American School | NR | Private | PK, K-12 | 122 | 0.83 |
| Our Savior New American School | NR | Private | PK, K-12 | 122 | 0.83 |
| Unity Drive Kindergarten Pre K Center | NR | Public | PK, K | 515 | 0.99 |
| Unity Drive Kindergarten Pre K Center | NR | Public | PK, K | 515 | 0.99 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Our Savior New American School | NR | Private | PK, K-12 | 122 | 0.83 |
| Lake Grove School | NR | Private | 8-12 | 50 | 1.32 |
| Jericho Elementary School | 3 | Public | 1-5, 7 | 413 | 1.39 |
| Samoset Middle School | 6 | Public | 6-8 | 892 | 1.46 |
| Dawnwood Middle School | 5 | Public | 6-8 | 1,074 | 1.46 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| Our Savior New American School | NR | Private | PK, K-12 | 122 | 0.83 |
| Sachem High School North | 8 | Public | 9-12 | 1,923 | 1.15 |
| Lake Grove School | NR | Private | 8-12 | 50 | 1.32 |
| Centereach High School | 6 | Public | 9-12 | 1,475 | 1.53 |
| Newfield High School | 8 | Public | 9-12 | 1,559 | 2.06 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 6 William Street, Centereach.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 69 S Washington Ave, Centereach | 616 | 12/04/2024 | |
| 7 Williams St, Centereach | 1,182 | 06/23/2025 | $560,000 |
| 57 S Washington Ave, Centereach | 840 | ||
| 26 Charles St, Centereach | 1,760 | ||
| 22 Charles St, Centereach | 1,464 | 12/29/1998 | |
| 28 Charles St, Centereach | 1,880 | ||
| 16 Charles St, Centereach | 09/18/2018 | $437,000 | |
| 72 S Washington Ave, Centereach | 1,080 | 07/08/2016 | $286,000 |
| 21 Charles St, Centereach | 1,048 | 05/13/1999 | $135,000 |
| 8 Court St, Centereach | 522 | ||
| 6 Court St, Centereach | 1,714 | 03/29/2022 | $220,000 |
| 10 William St, Centereach | 12/14/2020 | ||
| 20 Charles St, Centereach | 05/12/2014 | $250,000 | |
| 68 S Washington Ave, Centereach | 1,000 | 03/24/2017 | $340,000 |
| 11 Williams St, Centereach | 1,217 | 01/10/2020 | $370,000 |
| 10 Court St, Centereach | 936 | 01/19/1994 | |
| 51 S Washington Ave, Centereach | 1,624 | 09/29/2024 | |
| 23 Charles St, Centereach | 1,282 | ||
| 17 Charles St, Centereach | 1,534 | 09/24/2019 | $410,000 |
| 5 Williams St, Centereach | 08/14/2023 | $485,000 |