Sold on Mar 2026
$4,345,000
5
bd
6.5 ba
8,048
sq ft

21 Whippoorwill Rd, Armonk, NY 10504

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About this home

Single-familyProperty Type
2025Year Built
2.07 acresLot Size
$540Price/Sq.Ft.
3 car garageParking
Listing by Harriet Libov Houlihan Lawrence Inc.
Contact: 914-273-9505
Bought with Julie Leder Compass Greater NY, LLC
Redfin checked: 2 minutes ago
Source:OneKey® MLS as Distributed by MLS Grid #856571

Redfin Estimate

$4,554,472
$209K since sold in March 2026$135K since August

This home's estimate is 83.4% higher than the average sale price ($2.48M) of 5 comparable homes.

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Market trends in 10504, NY

Homeowner tools

Sale and tax history for 21 Whippoorwill Rd

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Public record

Beds
Baths
4
Stories
Lot width
Lot depth
Lot size
6.08 Acres
Year renovated
Sq. Ft.
8,942
Year built
1929
Style
Single Family Residential
County
Westchester County
APN
553800D10700400010110000000
Parking Spaces
Basement
Accessible
HOA Dues
Garage
Features
Last updated by owner on Jul 30, 2026.

Property details

Around this home

Schools

Wampus School

Public 3-5 • Assigned • 1.4mi

10/10
H C Crittenden Middle School

Public 6-8 • Assigned • 1.5mi

9/10
Byram Hills High School

Public 9-12 • Assigned • 2.5mi

9/10
Provided by GreatSchools

Historical weather

Armonk, NY • 10504
Average low and high temperatures (°F)
34
21
37
22
53
33
62
43
69
51
81
62
86
68
81
60
76
57
66
46
54
37
39
26
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
$4.42M – $5.35M

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Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2025. This data may not match public records. Learn more.
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GreatSchools Ratings provided by GreatSchools.org.