$1,831,700
- 4 Beds
- 3 Baths
- 3,340 sqft (on 4.30 acres)
21 Mt Holly Rd E, Katonah, NY 10536
Est. Refi. Payment $11,637/mo*
Refinance Your HomeCurrently Off Market - Sold Jun 15, 2010 for $1,175,000
Home Value
Trulia Estimate
$1.83MSince last month
Decreased$9K (-0.5%)Since last year
Increased$134K (+7.9%)Since last sale
Increased$657K (+55.9%)Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.
Trulia Estimate
The of this home's value increased by +106% in the last 10 years
| Month | Estimated value |
|---|---|
2026 | |
| August 2026 | $1.83M |
| July 2026 | $1.84M |
| June 2026 | $1.85M |
| May 2026 | $1.78M |
| April 2026 | $1.79M |
| March 2026 | $1.74M |
| February 2026 | $1.73M |
| January 2026 | $1.75M |
2025 | |
2024 | |
2023 | |
2022 | |
2021 | |
2020 | |
2019 | |
2018 | |
2017 | |
2016 | |
Comparable sales
These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.34 | Single-Family Home | $1,395,000 | 09/17/25 | 4 | 4.5 | 5,194 | |
0.44 | Single-Family Home | $1,633,200 | 01/23/26 | 4 | 3 | 4,525 | |
0.89 | Single-Family Home | $1,490,500 | 04/03/26 | 4 | 2.5 | 2,895 | |
0.66 | Single-Family Home | $1,820,000 | 07/13/26 | 7 | 5 | 3,300 | |
0.90 | Single-Family Home | $1,430,000 | 07/02/26 | 4 | 2.5 | 2,922 | |
1.02 | Single-Family Home | $2,800,000 | 02/12/26 | 4 | 3.5 | 3,740 | |
1.09 | Single-Family Home | $985,000 | 12/08/25 | 5 | 2.5 | 3,217 | |
1.05 | Single-Family Home | $960,000 | 03/02/26 | 3 | 2.5 | 2,650 | |
1.15 | Single-Family Home | $1,575,000 | 12/10/25 | 4 | 1.5 | 2,476 | |
1.10 | Single-Family Home | $1,200,000 | 03/11/26 | 3 | 3 | 2,600 |
Nearby home prices
Get a sense of expected prices in the area by checking the value of nearby homes.Address | Distance | Price | Bed | Bath | Sqft | Status |
|---|---|---|---|---|---|---|
0.06 | $1,481,600 | 5 | 2.5 | 2,852 | Off Market | |
0.11 | $1,373,600 | 4 | 2.5 | 2,420 | Off Market | |
0.12 | - | 4 | 2.5 | 3,600 | Off Market | |
0.28 | $1,535,400 | 6 | 4.5 | 5,177 | Off Market | |
0.28 | - | 5 | 3 | 4,882 | Off Market | |
0.33 | - | 4 | 3.5 | 4,394 | Off Market | |
0.34 | - | 4 | 4.5 | 5,194 | Off Market | |
0.34 | - | 5 | 4.5 | 6,224 | Off Market | |
0.37 | - | 4 | 3.5 | 4,335 | Off Market | |
0.40 | $1,690,700 | 4 | 3.5 | 4,303 | Off Market | |
0.45 | $2,477,800 | 5 | 4.5 | 5,000 | Off Market | |
0.44 | $1,633,200 | 4 | 3 | 4,525 | Recently Sold |
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1967
Lot Size
4.3 acres
Living Area
3,340 sqft
Price/Sqft
$548
About this House
Perched on top of a gentle slope this handsome, country Colonial promises the ultimate in privacy. The 4.3 acre property abuts 48 acres of nature conservancy land. A heated gunite swimming pool with barn/garage/pool house, a stone patio with a built-in gunite hot tub, old stonewalls plus wonderful shade trees, flowering trees and perennials line the walkways.
21 Mt Holly Rd E, Katonah, NY 10536 is a 4 bedroom, 3 bathroom, 3,340 sqft single-family home built in 1967. It last sold for $1,175,000 on Jun 15, 2010. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,831,700, with a rent estimate of $6,590/month.
Home Details for 21 Mt Holly Rd E
|
|---|
Year Built Year Built: 1967 |
Property Type / Style Property Type: Single Family Home |
|
|---|
Lot Area: 4.30 acres |
Price and Tax history
| Date | Event | Price |
|---|---|---|
Jun 15, 2010 Source: N/A | Sold | $1,175,000 |
Oct 24, 2009 Source: Agent Provided | ListingRemoved | $1,295,000 |
Oct 3, 2009 Source: Agent Provided | Listed For Sale | $1,295,000 |
Jun 29, 2005 Source: N/A | Sold | $1,301,000 |
Market trends in Katonah
Last updated July 2026
Avg. sale price
โ
Sale-to-List Price
โ
Price per sq ft
โ
Available listings
28
7MoM
Around this home
What Locals Say about Katonah
At least 50 Trulia users voted on each feature.
94 % Say parking is easy
92 % Say car is needed
89 % Say yards are well-kept
86 % Say there's wildlife
84 % Say it's dog friendly
82 % Say it's quiet
81 % Say they plan to stay for at least 5 years
79 % Say there's holiday spirit
74 % Say people would walk alone at night
71 % Say neighbors are friendly
71 % Say kids play outside
53 % Say there are community events
30 % Say it's walkable to restaurants
27 % Say it's walkable to grocery stores
21 % Say there are sidewalks
19 % Say streets are well-lit
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections
Frequently asked questions about 21 Mt Holly Rd E
- What is 21 Mt Holly Rd E estimated to be worth?Trulia's estimated value for 21 Mt Holly Rd E in Katonah, NY is $1,831,700.
- What is the price history for 21 Mt Holly Rd E?21 Mt Holly Rd E in Katonah, NY last sold for $1,175,000 in June 2010.
- Is Katonah a buyer's or seller's market?Katonah is currently a seller's market, based on recent for-sale activity.
- What do residents say about Katonah?Residents describe Katonah, NY as easy to park in, well-kept, and dog-friendly. Most residents say you need a car. See recently sold homes in Katonah, NY.
- How big is the lot at 21 Mt Holly Rd E?The lot at 21 Mt Holly Rd E in Katonah, NY is about 4.3 acres.