| Primary address | 421 Mt Holly Road, Katonah |
| Zip code | 10536 |
| County | Westchester |
| Municipality | Lewisboro |
| Parcel ID | 105.33-41-1.4 |
View detailed information on past sales, title documents and property taxes, including the assessed market value, in their dedicated tabs.
| Property tax | $11,914 |
| Building sqft | 1,520 |
| Building class | One Family Year-Round Residence (210) |
| Acreage | 1.88 |
| Year built | 1934 |
| Bedrooms | 4 |
| Sewer | Private |
| Style | Split level |
| 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:
421 Mt Holly Road, Katonah, NY 10536 was built in 1934 and has a total of 1,520 square feet.
What is the assessed value of 421 Mt Holly Road, Katonah, NY 10536 and the property tax paid?Assessed at $40,100, the tax amount paid for 421 Mt Holly Road, Katonah, NY 10536 is $11,913.
When was 421 Mt Holly Road, Katonah, NY 10536 last sold?421 Mt Holly Road, Katonah, NY 10536 was last sold in 06/22/2005.
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 421 Mt Holly Road, 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 421 Mt Holly Road, Katonah, NY 10536. Tax information included: property tax, market value and assessed value, exemptions, abatements, and assessment history.
| Tax year | 2025 |
| Property tax | $11,914 |
| Market value | $3,456,897 |
| Assessed value | $40,100 |
Here's the assessment & property tax history for 421 Mt Holly Road, 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 | $3,456,897 | $40,100 | 297.1007 | $11,914 | +1.45% |
| 2024 | $3,548,673 | $40,100 | 292.8516 | $11,743 | +6.28% |
| 2023 | $574,499 | $40,100 | 275.5541 | $11,050 | +1.03% |
| 2022 | $490,220 | $40,100 | 272.749 | $10,937 | +2.29% |
| 2021 | $40,100 | $40,100 | 266.6312 | $10,692 | -0.26% |
Create a free account to unlock extended information for 421 Mt Holly Road, 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 421 Mt Holly Road, 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 (miles) |
|---|---|---|---|---|---|
| Increase Miller Elementary School | 7 | Public | K-5 | 489 | 0.86 |
| Westchester Exceptional Childrens School | NR | Private | 71 | 3.88 | |
| Katonah Elementary School | 9 | Public | K-5 | 407 | 4.19 |
| Somers Intermediate School | 6 | Public | 3-5 | 524 | 4.25 |
| Primrose School | NR | Public | PK, K-2 | 527 | 4.60 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| John Jay Middle School | 7 | Public | 6-8 | 662 | 1.66 |
| The Harvey School | NR | Private | 6-12 | 354 | 2.73 |
| Westchester Exceptional Childrens School | NR | Private | 71 | 3.88 | |
| Somers Middle School | 7 | Public | 6-8 | 569 | 4.17 |
| Ives School | NR | Private | 5-12 | 0 | 4.72 |
| Name | Rating | Type | Grade range | No of students | Distance (miles) |
|---|---|---|---|---|---|
| John Jay High School | 9 | Public | 9-12 | 917 | 1.97 |
| The Harvey School | NR | Private | 6-12 | 354 | 2.73 |
| John F Kennedy Catholic High School | NR | Private | 9-12 | 671 | 3.15 |
| Westchester Exceptional Childrens School | NR | Private | 71 | 3.88 | |
| Somers Senior High School | 8 | Public | 9-12 | 980 | 4.60 |
Data provided by GreatSchools.org © 2025. All rights reserved.
Here are the neighbors for 421 Mt Holly Road, Katonah.
| Address | Square feet | Purchase date | Purchase price |
|---|---|---|---|
| 3 Butternut Ln, Katonah | 1,740 | 08/31/2016 | $580,000 |
| 248 Todd Rd, Katonah | 3,181 | 08/30/2002 | |
| 419 MT Holly Rd, Katonah | 3,816 | 08/16/2021 | $1,700,000 |
| 232 Todd Rd, Katonah | 3,176 | 03/20/2015 | $999,999 |
| 112 N Salem Rd, Cross River | 2,874 | ||
| 198 Todd Rd, Katonah | 1,472 | 09/02/2021 | |
| 206 Todd Rd, Katonah | 2,681 | ||
| 27 Holly Hill Ln, Katonah | 3,922 | 12/09/2005 | $1,600,000 |
| 106 N Salem Rd, Cross River | 3,422 | 08/05/1997 | $465,000 |
| 36 Holly Hill Ln, Katonah | 1,386 | 10/16/2019 | $607,200 |
| 10 Jonahs Ln, Katonah | 3,429 | 04/22/2021 | $1,205,000 |
| 102 N Salem Rd, Cross River | 2,778 | 11/22/2021 | $1,050,000 |
| 800 Route 35, Cross River | 2,944 | ||
| 254 Todd Rd, Katonah | 3,168 | 07/29/2025 | |
| 240 Todd Rd, Katonah | 2,119 | 12/13/2000 | |
| 750 Route 35, Cross River | 2,874 | ||
| 2 Butternut Ln, Katonah | 2,750 | 09/25/1998 | $355,000 |
| 262 Todd Rd, Katonah | 2,845 | 07/16/2021 | |
| 124 N Salem Rd, Cross River | 4,046 | 09/20/1995 | $740,000 |
| 110 N Salem Rd, Cross River | 5,526 | 10/07/2022 | $4,200,000 |