| Primary address | 21 Limestone Road, Armonk |
| Zip code | 10504 |
| County | Westchester |
| Municipality | North Castle |
| Parcel ID | 108.3-2-66 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 01/23/2020 |
| Sale price | $923,680 |
| Arm's length | Register |
| Current property tax | $24,206 |
| Building sqft | 2,275 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 1.15 |
| Year built | 1955 |
| Bathrooms | 3 |
| Zoning district | Register |
| School district | Byram Hills |
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 Limestone Road, Armonk, NY 10504 was built in 1955 and has a total of 2,275 square feet.
What is the assessed value of 21 Limestone Road, Armonk, NY 10504 and the property tax paid?Assessed at $21,985, the tax amount paid for 21 Limestone Road, Armonk, NY 10504 is $23,611.
When was 21 Limestone Road, Armonk, NY 10504 last sold?21 Limestone Road, Armonk, NY 10504 was last sold in 02/04/2025.
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 Limestone Road, Armonk, including title documents, transfer conditions, mortgages and liens.
*Here are the three most recent sales for this property.
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 Limestone Road, Armonk, NY 10504. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025 |
| Base tax | $23,612 |
| Current property tax | $24,206 |
| Market value | $1,357,099 |
| Assessed value | $21,985 |
Here's the assessment & property tax history for 21 Limestone Road, Armonk, 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 | $1,357,099 | $21,985 | 1074.0027 | $23,612 | -1.63% |
| 2024 | $1,221,389 | $21,985 | 1091.7922 | $24,003 | +4.42% |
| 2023 | $1,332,424 | $21,985 | 1045.5625 | $22,987 | +2.43% |
| 2022 | $1,133,247 | $21,985 | 1020.7834 | $22,442 | +1.47% |
| 2021 | $981,473 | $21,985 | 1006.0446 | $22,118 | -3.46% |
Create a free account to unlock extended information for 21 Limestone Road, Armonk, 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 Limestone Road, Armonk 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) |
|---|---|---|---|---|---|
| Wampus School | 8 | Public | 3-5 | 494 | 0.73 |
| Montessori Childrens Room | NR | Private | PK-1 | 126 | 0.76 |
| Montessori Childrens Room | NR | Private | PK-1 | 126 | 0.76 |
| Coman Hill School | NR | Public | K-2 | 563 | 2.10 |
| Whitby School | NR | Private | PK-8 | 292 | 2.66 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| H C Crittenden Middle School | 10 | Public | 6-8 | 532 | 0.57 |
| The Westfield Day School | NR | Private | 7-12 | 18 | 0.58 |
| Whitby School | NR | Private | PK-8 | 292 | 2.66 |
| Westlake Middle School | 6 | Public | 6-8 | 429 | 3.20 |
| Sacred Heart Greenwich | NR | Private | PK, K-12 | 666 | 3.64 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| The Westfield Day School | NR | Private | 7-12 | 18 | 0.58 |
| Byram Hills High School | 10 | Public | 9-12 | 710 | 1.33 |
| Westlake High School | 9 | Public | 9-12 | 547 | 3.20 |
| EF Academy International Boarding School | NR | Private | 9-12 | 669 | 3.37 |
| EF Academy New York | NR | Private | 9-12 | 374 | 3.45 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Limestone Road, Armonk.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 12 Nichols Rd, Armonk | 1,619 | 08/29/2003 | |
| 5 Limestone Rd, Armonk | 2,879 | 08/09/2016 | $547,180 |
| 19 Limestone Rd, Armonk | 1,044 | 02/11/2021 | $565,000 |
| 17 Limestone Rd, Armonk | 1,544 | 03/14/2022 | $788,915 |
| 7 Limestone Rd, Armonk | 3,052 | 11/05/2021 | $940,000 |
| 23 Limestone Rd, Armonk | 1,910 | 09/19/2017 | |
| 11 Limestone Rd, Armonk | 2,322 | 09/20/2001 | $610,000 |
| 9 Limestone Rd, Armonk | 3,113 | ||
| 3 Limestone Rd, Armonk | 1,603 | 01/30/2025 | $800,000 |
| 33 Limestone Rd, Armonk | 3,490 | 01/21/2015 | $800,000 |
| 10 Nichols Rd, Armonk | 1,800 | 05/27/2004 | $775,000 |
| 41 Limestone Rd, Armonk | 2,472 | ||
| 29 Limestone Rd, Armonk | 1,817 | ||
| 31 Limestone Rd, Armonk | 2,915 | 12/16/2003 | |
| 35 Limestone Rd, Armonk | 2,586 | 08/17/2022 | $999,000 |
| 39 Limestone Rd, Armonk | 4,473 | 09/18/2008 | $700,000 |
| 25 Limestone Rd, Armonk | 3,096 | 02/26/2020 | |
| 15 Limestone Rd, Armonk | 2,562 | 04/21/2025 | $10 |
| 27 Limestone Rd, Armonk | 2,742 | 05/22/2019 | |
| 13 Limestone Rd, Armonk | 1,410 | 07/10/2012 | $1 |