| Primary address | 11 Grasslands Circle, Mount Sinai |
| Zip code | 11766 |
| County | Suffolk |
| Municipality | Brookhaven |
| Parcel ID | 8709418 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Current property tax | $17,296 |
| Building class | Two Family Year-Round Residence (220) |
| Acreage | 4.95 |
| Units | 2 |
| Zoning district | Register |
| School district | Mount Sinai |
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 $4,950, the tax amount paid for 11 Grasslands Circle, Mount Sinai, NY 11766 is $20,355.
When was 11 Grasslands Circle, Mount Sinai, NY 11766 last sold?11 Grasslands Circle, Mount Sinai, NY 11766 was last sold in 05/05/2020.
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 11 Grasslands Circle, Mount Sinai, 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 11 Grasslands Circle, Mount Sinai, NY 11766. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025-2026 |
| Base tax | $20,355 |
| Current property tax | $17,296 |
| Market value | $933,962 |
| Assessed value | $4,950 |
Here's the assessment & property tax history for 11 Grasslands Circle, Mount Sinai, 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 | $933,962 | $4,950 | 394.249 | $19,515 | +3.18% |
| 2023-2024 | $916,666 | $4,950 | 382.097 | $18,914 | +3.44% |
| 2022-2023 | $798,387 | $4,950 | 369.378 | $18,284 | +2.22% |
| 2021-2022 | $668,919 | $4,950 | 361.352 | $17,887 | +2.37% |
| 2020-2021 | $642,857 | $4,950 | 352.982 | $17,473 | +2.16% |
The complete history of permits filed for 11 Grasslands Circle, Mount Sinai, 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 11 Grasslands Circle, Mount Sinai, 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 11 Grasslands Circle, Mount Sinai 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) |
|---|---|---|---|---|---|
| Mount Sinai Middle School | 5 | Public | 5-8 | 667 | 0.83 |
| Mount Sinai Elementary School | 7 | Public | K-4 | 659 | 0.89 |
| Sound Beach School | 4 | Public | 3-5 | 473 | 1.30 |
| Andrew Muller Primary School | NR | Public | K-2 | 468 | 1.66 |
| Port Jefferson Elementary School | 5 | Public | PK, K-5 | 364 | 2.07 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Mount Sinai Middle School | 5 | Public | 5-8 | 667 | 0.83 |
| North Country Road School | 5 | Public | 6-8 | 534 | 1.30 |
| Maryhaven Center Of Hope | NR | Private | 47 | 2.26 | |
| Our Lady of Wisdom Regional School | NR | Private | PK-8 | 74 | 2.80 |
| John F Kennedy Middle School | 4 | Public | 4, 6-8 | 822 | 2.88 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Mount Sinai High School | 9 | Public | 9-12 | 720 | 0.91 |
| Miller Place High School | 9 | Public | 9-12 | 820 | 1.83 |
| Maryhaven Center Of Hope | NR | Private | 47 | 2.26 | |
| Earl L Vandermeulen High School | 9 | Public | 9-12 | 323 | 2.90 |
| Comsewogue High School | 6 | Public | 9-12 | 1,153 | 3.04 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 11 Grasslands Circle, Mount Sinai.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 124 Hickory St, Port Jefferson Station | 1,692 | ||
| 130 Hickory St, Port Jefferson Station | 1,458 | 09/03/2020 | $320,000 |
| 143 N Country Rd, Mount Sinai | 3,384 | ||
| 788 MT Sinai Coram Rd, Mount Sinai | 2,132 | ||
| 794 MT Sinai Coram Rd, Mount Sinai | 10/15/1996 | $1,801 | |
| 29 Crystal Brook Hollow Rd, Mount Sinai | 07/02/2013 | ||
| 129 N Country Rd, Mount Sinai | 2,362 | 08/19/2015 | $400,000 |
| 739 MT Sinai Coram Rd, Mount Sinai | 1,176 | 02/23/2021 | $290,000 |
| 49 MT Sinai Ave, Mount Sinai | 3,313 | 12/09/2004 | $520,000 |
| 124 Hickory St, Mount Sinai | 10/01/2021 | $630,000 | |
| 401 Route 25a, Mount Sinai | 04/23/2024 | ||
| 790 MT Sinai Coram Rd, Mount Sinai | 09/19/2001 | ||
| 54 N Country Rd, Mount Sinai | 1,766 | 09/10/2024 | $10 |
| 74 N Country Rd, Mount Sinai | 1,652 | 03/11/2022 | $615,000 |
| 746 MT Sinai Ave, Mount Sinai | |||
| 125 N Country Rd, Mount Sinai | 10/05/2015 | $10 | |
| 746 MT Sinai Coram Rd, Mount Sinai | |||
| 381 Route 25a, Mount Sinai | |||
| 34 Ashland St, Mount Sinai | 1,830 | 03/28/2022 | |
| 53 MT Sinai Ave, Mount Sinai | 3,670 |