Off market aug 2020 for $840K

$1,516,608

Est. refi paymentEst. refi $7,169/mo

•

2,964

sq ft

51 Round Hill Rd, Armonk, NY 10504

About this home

Privacy and serene setting you’ve been looking for! 2 flat acres of park like property on desirable Round Hill Road located steps to Greenwich horse country and a short drive to downtown Armonk or Bedford. The grounds are highlighted with the updated 1815 farmhouse, barn and circular driveway. Step inside and immediately you’re drawn to the original wide plank pine wood flooring restored to perfection. Gut renovated kitchen compliments the home well with its farmhouse sink, breakfast nook and mudroom. Dining room and family room are both located off the kitchen making for great entertainment space. Period details in the warming room and living room boast wood burning fireplaces and built-ins. Updated bathrooms, 1st floor master bedroom with en-suite bathroom and walk-in closet make this home even more special. Looking for more, bring your architect to create even more space or to build the home of your dreams. Endless potential with the barn for a guest house, studio, and so much more! Additional Information: Amenities:Storage,HeatingFuel:Oil Above Ground,ParkingFeatures:2 Car Detached,

Single-familyProperty Type

1815Year Built

2 acresLot Size

$512Est. Price/Sq.Ft.

2 spacesParking

Listing by Matthew Valvano • Berkshire Hathaway HS NY Prop

Bought with Gay Rosen • Julia B Fee Sothebys Int. Rlty

Redfin checked: a few seconds ago

•Source:OneKey® MLS as Distributed by MLS Grid #H6040538

Redfin Estimate

$1,516,608

$677K since sold in August 2020$20K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 18.5% lower than the average sale price ($1.86M) of 6 comparable homes.

SOLD AUG 25, 2026
$1,750,000
A
4 beds2.5 baths2,839 sq ft
40 Windmill Rd, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
SOLD SEP 4, 2026
$1,600,000
B
4 beds2.5 baths2,865 sq ft
6 Birch Grove Dr, Armonk, NY 10504
Listing by William Raveis-New York, LLC
SOLD JUN 30, 2026
$2,025,000
C
4 beds3 baths3,185 sq ft
6 Spruce Holw, Armonk, NY 10504
Listing by William Raveis Real Estate
SOLD SEP 10, 2026
$1,900,000
D
4 beds3 baths3,594 sq ft
53 Windmill Rd, Armonk, NY 10504
Listing by William Raveis Real Estate
SOLD JUL 16, 2026
$2,075,000
E
4 beds3.5 baths3,420 sq ft
1 Patriots Farm Pl, Armonk, NY 10504
Listing by William Raveis Real Estate
SOLD FEB 5, 2026
$1,818,000
F
4 beds2.5 baths3,630 sq ft
34 Blair Rd, Armonk, NY 10504
Listing by William Raveis-New York LLC

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Earn from this home

Sell

$836,470

Est. take-home

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Refinance

Est. cash available

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Rent

$3,658/mo

Redfin rental estimate

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Market trends in 10504, NY

Last updated September 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

105.9%

+0.1% MoM

Median sale price

$1.9M

$153K MoM

Avg. days on market

21d

4 days MoM

Recently sold homes

4 MoM

New listings for sale

$2,495,000
4 beds4.5 baths5,072 sq ft
13 Sniffen Rd, Armonk, NY 10504
Listing by William Raveis Real Estate
OPEN SUN, 1PM TO 4PM
$2,250,000
5 beds4 baths4,620 sq ft
4 Stone Hollow Way, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
$3,895,000
6 beds6.5 baths4,653 sq ft
9 Cole Dr, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
$2,400,000
4 beds5.5 baths5,139 sq ft
10 Cider Mill Cir, Armonk, NY 10504
Listing by William Raveis Real Estate
VIDEO TOUR
$2,995,000
5 beds6.5 baths7,141 sq ft
37 Sarles St, Armonk, NY 10504
Listing by Serhant LLC
OPEN TODAY, 11AM TO 12:30PM
$1,499,000
3 beds2.5 baths3,544 sq ft
115 Whippoorwill Rd, Armonk, NY 10504
Listing by William Raveis Real Estate
$5,400,000
7 beds8.5 baths11,521 sq ft
2 Hollow Ridge Rd, Armonk, NY 10504
Listing by Compass Greater NY, LLC
See all

Provided by Redfin

Sale history for 51 Round Hill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$18,784 (+2.0%)

$3,000 + $13,800

$16,800

2025

$18,424 (−1.6%)

$3,000 + $13,800

$16,800

2024

$18,727 (+4.4%)

$3,000 + $13,800

$16,800

2023

$17,942 (+2.4%)

$3,000 + $13,800

$16,800

2022

$17,522 (+17.5%)

$3,000 + $13,800

$16,800

2021

$14,909 (+9.0%)

$3,000 + $13,800

$16,800

2020

$13,681 (+0.1%)

$3,000 + $11,500

$14,500

2019

$13,667

$3,000 + $11,500

$14,500

2018

$3,000 + $11,500

$14,500

2017

$3,000 + $11,500

$14,500

2016

$3,000 + $11,500

$14,500

2014

$3,000 + $11,500

$14,500

2013

$3,000 + $11,500

$14,500

2012

$3,000 + $11,500

$14,500

2011

$3,000 + $11,500

$14,500

2010

$3,000 + $11,500

$14,500

2009

$3,000 + $16,500

$19,500

2008

$3,000 + $16,500

$19,500

Tax history for 51 Round Hill Rd

Year

Property tax

Land + Additions

Assessment*

2026

$18,784 (+2.0%)

$3,000 + $13,800

$16,800

2025

$18,424 (−1.6%)

$3,000 + $13,800

$16,800

2024

$18,727 (+4.4%)

$3,000 + $13,800

$16,800

2023

$17,942 (+2.4%)

$3,000 + $13,800

$16,800

2022

$17,522 (+17.5%)

$3,000 + $13,800

$16,800

2021

$14,909 (+9.0%)

$3,000 + $13,800

$16,800

2020

$13,681 (+0.1%)

$3,000 + $11,500

$14,500

2019

$13,667

$3,000 + $11,500

$14,500

2018

$3,000 + $11,500

$14,500

2017

$3,000 + $11,500

$14,500

2016

$3,000 + $11,500

$14,500

2014

$3,000 + $11,500

$14,500

2013

$3,000 + $11,500

$14,500

2012

$3,000 + $11,500

$14,500

2011

$3,000 + $11,500

$14,500

2010

$3,000 + $11,500

$14,500

2009

$3,000 + $16,500

$19,500

2008

$3,000 + $16,500

$19,500

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

—

Baths

Stories

—

Lot width

—

Lot depth

—

Lot size

1.92 Acres

Year renovated

—

Sq. Ft.

2,980

Year built

1815

Style

Single Family Residential

County

Westchester County

APN

553800A10200300010270000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 25, 2026.

Property details

Parking

Parking Information
Parking Total: 2
Parking Features: Detached

Interior

Virtual Tour Information

Fireplace Information
Has Fireplace
Fireplaces Total: 2

Heating & Cooling
Cooling: Ductless, Wall/Window Unit(s)
Heating: Baseboard, Oil, Radiant

Interior Features
Interior Features: Chandelier,Eat-in Kitchen,Formal Dining,Master Downstairs,Primary Bathroom,Pantry,Walk-In Closet(s)
Window Features: Skylight(s)
Appliances: Cooktop, Dishwasher, Dryer, Electric Water Heater, Microwave, Refrigerator, Washer
Flooring: Hardwood
Patio And Porch Features: Patio

Room Information
Basement YN: Yes
Attic: Dormer
Rooms Total: 10
Basement: Unfinished

Bathroom Information
Bathrooms Full: 2
Bathrooms Half: 1

Exterior

Exterior Features
Construction Materials: Aluminum Siding, Frame
Other Structures: Barn(s)
Waterfront YN: No

Lot Information
Additional Parcels YN: No
Lot Features: Level, Near Public Transit, Near School, Near Shops

Property Information
Living Area Source: Public Records
Property Sub Type: Single Family Residence

Financial

Tax Information
Tax Year: 2019
Tax Source: Municipality
Tax Annual Amount: $14,917

Financial Information
Buyer Financing: Conventional

Utilities

Utility Information
Electric Company: Con-Edison
Sewer: Septic Tank
Utilities: Trash Collection Public

Location

HOA Information
Association Amenities: Park

School Information
Middle Or Junior School: H C Crittenden Middle School
High School: Byram Hills High School
High School District: Byram Hills

Location Information
Hamlet: Armonk
Directions: Banksville Road to Round Hill Road.
County Or Parish: Westchester County

Community Information
Community Features: Park

Public facts

Beds: —
Baths: 2.0
Sq. Ft.: 2,980
Stories: —
Lot Size: 1.92 acres
Style: Single Family Residential
Year Built: 1815
Year Renovated: —
County: Westchester County
APN: 553800A10200300010270000000

Home facts updated by county records on Sep 25, 2026

Around this home

Schools

Coman Hill School

Public K-2 • Assigned • 1.1mi

H C Crittenden Middle School

Public 6-8 • Assigned • 2.4mi

9/10

Byram Hills High School

Public 9-12 • Assigned • 1.4mi

9/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

3/10 Fire Factor

0.15% chance of being in a wildfire in next 30 years

4/10 Heat Factor

7 days above 98° expected this year, 14 days in 30 years

6/10 Wind Factor

27% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Armonk, NY • 10504

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.44M – $1.75M

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Home values near 51 Round Hill Rd

Data from public records.

Address	Redfin Estimate
53 Round Hill Road, Armonk, NY 4 Beds \| 3.5 Baths \| 3990 Sq. Ft.	$1,653,181
63 Round Hill Road, Armonk, NY 6 Beds \| 6.5 Baths \| 6933 Sq. Ft.	$2,413,443

Address	Redfin Estimate
57 Round Hill Road, Armonk, NY - Beds \| 4 Baths \| 2899 Sq. Ft.	$1,399,376
33 Round Hill Road, Armonk, NY - Beds \| 2 Baths \| 2974 Sq. Ft.	$1,222,832

Address	Redfin Estimate
37 Round Hill Road, Armonk, NY - Beds \| 5 Baths \| 6407 Sq. Ft.	$2,196,110
66 Round Hill Road, Armonk, NY 4 Beds \| 3.5 Baths \| 3152 Sq. Ft.	$1,578,554

Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2020. This data may not match . Learn more.

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