| Primary address | 21 Mt Holly Rd E, Katonah |
| Zip code | 10536 |
| County | Westchester |
| Municipality | Lewisboro |
| Parcel ID | 105.33-72-1.6 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Sale date | 06/15/2010 |
| Sale price | $1,175,000 |
| Arm's length | Register |
| Property tax | $28,730 |
| Building sqft | 3,338 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 4.3 |
| Year built | 1969 |
| Bedrooms | 4 |
| Sewer | Private |
| Style | Colonial |
| Basement | 4 |
| Exterior wall | Wood |
| Heating type | Hot water/steam |
| Heating fuel | Electric |
| Central air conditioning |
| Zoning district | Register |
| School district | Katonah-Lewisboro |
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 Mt Holly Rd E, Katonah, NY 10536 was built in 1969 and has a total of 3,338 square feet.
What is the assessed value of 21 Mt Holly Rd E, Katonah, NY 10536 and the property tax paid?Assessed at $96,700, the tax amount paid for 21 Mt Holly Rd E, Katonah, NY 10536 is $28,729.
When was 21 Mt Holly Rd E, Katonah, NY 10536 last sold and what was the last sale price?21 Mt Holly Rd E, Katonah, NY 10536 was last sold in 06/15/2010 for $1,175,000.
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 Mt Holly Rd E, Katonah, 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 Mt Holly Rd E, Katonah, NY 10536. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025 |
| Property tax | $28,730 |
| Market value | $8,336,207 |
| Assessed value | $96,700 |
Here's the assessment & property tax history for 21 Mt Holly Rd E, Katonah, 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 | $8,336,207 | $96,700 | 297.1007 | $28,730 | +1.45% |
| 2024 | $8,557,522 | $96,700 | 292.8516 | $28,319 | +6.28% |
| 2023 | $1,385,387 | $96,700 | 275.5541 | $26,646 | +1.03% |
| 2022 | $1,182,152 | $96,700 | 272.749 | $26,375 | +2.29% |
| 2021 | $96,700 | $96,700 | 266.6312 | $25,783 | -0.26% |
Create a free account to unlock extended information for 21 Mt Holly Rd E, Katonah, 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 Mt Holly Rd E, Katonah 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) |
|---|---|---|---|---|---|
| Increase Miller Elementary School | 7 | Public | K-5 | 489 | 1.75 |
| Katonah Elementary School | 9 | Public | K-5 | 407 | 4.08 |
| Westchester Exceptional Childrens School | NR | Private | 71 | 4.51 | |
| Bedford Hills Elementary School | 7 | Public | PK, K-5 | 282 | 4.57 |
| Bedford Hills Elementary School | 7 | Public | PK, K-5 | 282 | 4.57 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| John Jay Middle School | 7 | Public | 6-8 | 662 | 0.73 |
| The Harvey School | NR | Private | 6-12 | 354 | 2.49 |
| Westchester Exceptional Childrens School | NR | Private | 71 | 4.51 | |
| Ridgefield Academy | NR | Private | PK-8 | 263 | 4.65 |
| Rippowam Cisqua School | NR | Private | PK, K-9 | 521 | 5.08 |
| Name | Rating | Type | Grade range | No of students | Distance to school (mi) |
|---|---|---|---|---|---|
| John Jay High School | 9 | Public | 9-12 | 917 | 1.03 |
| The Harvey School | NR | Private | 6-12 | 354 | 2.49 |
| John F Kennedy Catholic High School | NR | Private | 9-12 | 671 | 3.91 |
| Westchester Exceptional Childrens School | NR | Private | 71 | 4.51 | |
| Yeshiva and Mesivta Ohel Shmuel | NR | Private | 7-12 | 0 | 5.30 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 21 Mt Holly Rd E, Katonah.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 25 MT Holly Rd E, Katonah | 2,420 | 05/30/2025 | $1,250,000 |
| 27 MT Holly Rd E, Katonah | 2,492 | 05/04/1994 | $375,000 |
| 25 Holly Hill Ln, Katonah | 2,750 | ||
| 19 Jonahs Ln, Cross River | 2,272 | ||
| 112 N Salem Rd, Cross River | 2,874 | ||
| 29 MT Holly Rd E, Katonah | 3,269 | 10/17/2014 | |
| 84 N Salem Rd, Cross River | 1,272 | 12/06/2022 | |
| 1 Jonahs Ln, Katonah | 3,969 | ||
| 27 Holly Hill Ln, Katonah | 3,922 | 12/09/2005 | $1,600,000 |
| 10 MT Holly Rd E, Katonah | 3,401 | 12/19/2013 | |
| 36 Holly Hill Ln, Katonah | 1,386 | 10/16/2019 | $607,200 |
| 106 N Salem Rd, Cross River | 3,422 | 08/05/1997 | $465,000 |
| 800 Route 35, Cross River | 2,944 | ||
| 102 N Salem Rd, Cross River | 2,778 | 11/22/2021 | $1,050,000 |
| 88 N Salem Rd, Cross River | 2,380 | 07/22/2011 | |
| 16 MT Holly Rd E, Katonah | 3,158 | 07/13/2018 | |
| 750 Route 35, Cross River | 2,874 | ||
| 28 MT Holly Rd E, Katonah | 2,841 | 01/19/1995 | $370,000 |
| 110 N Salem Rd, Cross River | 5,526 | 10/07/2022 | $4,200,000 |
| 4 MT Holly Rd E, Katonah | 3,805 | 06/07/2023 | $1,750,000 |