For sale

$950,000

20 Old Mount Kisco Road, Armonk, NY 10504

4beds

1,588sqft

Single Family Residence, Residential

Built in 1996

2.83 Acres Lot

$-- Zestimate^®

$598/sqft

$-- HOA

What's special

Storage buildingGarage building

Lovely home on over 5 acres on 3 tax lots in the Armonk School District. Great for family or rebuilding into your dream home. Additional 1 bedroom cottage, garage building, and storage building. 3D tour can be viewed at: https://homejab.vr-360-tour.com/e/wdcBmd4W96E/e

10 hours

1,221

36

Tour with a local agent

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 4
Bathrooms: 3
Full bathrooms: 2
1/2 bathrooms: 1

Heating

Cooling

None

Appliances

Included: Dishwasher, Dryer, Electric Range, Refrigerator, Washer

Features

First Floor Bedroom, First Floor Full Bath
Flooring: Carpet
Basement: Unfinished
Attic: None

Interior area

Total structure area: 1,588
Total interior livable area: 1,588 sqft

Video & virtual tour

Property

Parking

Total spaces: 1
Parking features: Driveway
Garage spaces: 1
Has uncovered spaces: Yes

Features

Exterior features: Garden, Mailbox
Has view: Yes
View description: Trees/Woods

Lot

Size: 2.83 Acres

Details

Additional structures: Guest House
Parcel number: 38001080000000100000060020000
Special conditions: None

Construction

Type & style

Home type: SingleFamily
Architectural style: Ranch
Property subtype: Single Family Residence, Residential

Condition

Year built: 1996

Utilities & green energy

Sewer: Septic Tank
Utilities for property: Electricity Connected, Water Connected

Community & HOA

HOA

Has HOA: No

Location

Region: Armonk

Financial & listing details

Price per square foot: $598/sqft
Tax assessed value: $22,700
Annual tax amount: $26,123
Date on market: 11/1/2025
Cumulative days on market: 105 days
Listing agreement: Exclusive Right To Sell
Electric utility on property: Yes

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
3/23/2026	Listed for sale	$950,000-29.6%$598/sqft
Source: OneKey® MLS as distributed by MLS GRID #931159 Report a problem
2/14/2026	Listing removed	$1,350,000$850/sqft
Source: OneKey® MLS as distributed by MLS GRID #931159 Report a problem
11/2/2025	Listed for sale	$1,350,000$850/sqft
Source: OneKey® MLS as distributed by MLS GRID #931159 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2024	--	$22,700
2023	--	$22,700
2022	--	$22,700
2021	--	$22,700
2020	--	$22,700
2019	--	$22,700
2018	--	$22,700
2017	--	$22,700
2016	--	$22,700
2015	--	$22,700
2014	--	$22,700
2013	--	$22,700
2012	--	$22,700
2011	--	$22,700
2010	--	$22,700
2009	--	$22,700

Find assessor info on the county website

BuyAbility℠ payment

Estimated monthly payment

All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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Climate risks

Neighborhood: 10504

Nearby schools

GreatSchools rating

9/10
Wampus School
Grades: 3-5Distance: 0.3 mi
8/10
H C Crittenden Middle School
Grades: 6-8Distance: 0.5 mi
9/10
Byram Hills High School
Grades: 9-12Distance: 1.3 mi

Schools provided by the listing agent

Elementary: Coman Hill
Middle: H C Crittenden Middle School
High: Byram Hills High School

Source: OneKey® MLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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