| Primary address | 21 Westerly Ln S, Thornwood |
| Zip code | 10594 |
| County | Westchester |
| Municipality | Mount Pleasant |
| Parcel ID | 112.7-1-93 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 02/29/2020 |
| Sale price | $919,000 |
| Arm's length | Register |
| Current property tax | $21,864 |
| Building sqft | 2,912 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 1.14 |
| Year built | 1964 |
| Stories | 2 |
| Bedrooms | 5 |
| Bathrooms | 3 |
| Kitchen | 1 |
| Water supply | Comm/public |
| Sewer | Comm/public |
| Zoning district | Register |
| School district | Mount Pleasant |
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:
21 Westerly Ln S, Thornwood, NY 10594 was built in 1964 and has a total of 2,912 square feet.
What is the assessed value of 21 Westerly Ln S, Thornwood, NY 10594 and the property tax paid?Assessed at $10,500, the tax amount paid for 21 Westerly Ln S, Thornwood, NY 10594 is $19,304.
When was 21 Westerly Ln S, Thornwood, NY 10594 last sold and what was the last sale price?21 Westerly Ln S, Thornwood, NY 10594 was last sold in 02/29/2020 for $919,000.
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 21 Westerly Ln S, Thornwood, 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 21 Westerly Ln S, Thornwood, NY 10594. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025 |
| Base tax | $19,304 |
| Current property tax | $21,864 |
| Market value | $981,308 |
| Assessed value | $10,500 |
Here's the assessment & property tax history for 21 Westerly Ln S, Thornwood, 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 | $981,308 | $10,500 | 1838.5188 | $19,304 | -0.93% |
| 2024 | $981,308 | $10,500 | 1855.7285 | $19,485 | +2.02% |
| 2023 | $76,531 | $10,500 | 1818.9609 | $19,099 | +0.66% |
| 2022 | $867,769 | $10,500 | 1806.9878 | $18,973 | +1.14% |
| 2021 | $12,800 | $10,500 | 1786.5482 | $18,759 | +5.81% |
Create a free account to unlock extended information for 21 Westerly Ln S, Thornwood, 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 21 Westerly Ln S, Thornwood 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) |
|---|---|---|---|---|---|
| Columbus Elementary School | 6 | Public | 3-5 | 482 | 0.49 |
| Cedar Knolls Academy | NR | Public | 1-10 | 59 | 0.55 |
| Hawthorne Elementary School | NR | Public | K-2 | 460 | 1.17 |
| Kensico School | 5 | Public | 3-5 | 308 | 1.34 |
| Mount Pleasant Cottage School | NR | Public | K-12 | 129 | 1.40 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Linden Hill School | NR | Public | 8-12 | 64 | 0.55 |
| Cedar Knolls Academy | NR | Public | 1-10 | 59 | 0.55 |
| Westlake Middle School | 6 | Public | 6-8 | 429 | 0.91 |
| Edenwald School | NR | Public | 6-12 | 85 | 1.40 |
| Mount Pleasant Cottage School | NR | Public | K-12 | 129 | 1.40 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| Linden Hill School | NR | Public | 8-12 | 64 | 0.55 |
| Cedar Knolls Academy | NR | Public | 1-10 | 59 | 0.55 |
| EF Academy New York | NR | Private | 9-12 | 374 | 0.79 |
| EF Academy International Boarding School | NR | Private | 9-12 | 669 | 0.86 |
| Westlake High School | 9 | Public | 9-12 | 547 | 0.91 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Westerly Ln S, Thornwood.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 24 Foxwood Ln, Thornwood | 2,053 | ||
| 20 Foxwood Ln, Thornwood | 2,245 | 09/13/2013 | $695,000 |
| 384 Warren Ave, Hawthorne | 2,601 | 04/22/1999 | $358,500 |
| 105 Rolling Hills Rd, Thornwood | 3,952 | 05/23/2013 | $990,000 |
| 51 Pearl St, Hawthorne | 1,884 | ||
| 294 Sherman Ave, Hawthorne | 1,626 | 08/19/2008 | $550,000 |
| 17 Westerly Ln S, Thornwood | 3,147 | ||
| 13 Westerly Ln S, Thornwood | 2,492 | 12/07/2000 | $485,000 |
| 379 Warren Ave, Hawthorne | 1,863 | ||
| 381 Warren Ave, Hawthorne | 1,915 | ||
| 296 Marietta Ave, Hawthorne | 1,654 | ||
| 314 Marietta Ave, Hawthorne | 12/07/2021 | $500,000 | |
| 385 Warren Ave, Hawthorne | 1,881 | 11/17/2025 | |
| 23 Westerly Ln S, Thornwood | 2,322 | 11/02/2001 | |
| 604-668 Columbus Ave, Thornwood | 124,841 | 12/12/2005 | |
| 15 Westerly Ln S, Thornwood | 360 | 02/28/2020 | |
| 15 Westerly Ln, Thornwood | 2,493 | 02/01/2018 | $585,000 |
| 316 Marietta Ave, Hawthorne | 1,718 | 08/20/1997 | $232,000 |
| 22 Foxwood Ln, Thornwood | 2,273 | 05/02/2022 | $550,000 |
| 111 Rolling Hills Rd, Thornwood | 1,488 | 07/21/2006 | $753,000 |