Off market mar 2020 for $1.6M

$2,794,855

Est. refi paymentEst. refi $12,446/mo

•

5,820

sq ft

23 Frog Rock Rd, Armonk, NY 10504

About this home

Light, bright, young Colonial majestically located in prestigious Whippoorwill area on over 4 acres. Convenient, yet private with magical sunset views overlooking a level lawn with water access & seasonal water views.Gracious double height entry foyer, formal living room w/ fireplace, formal dining room leading into chef's kitchen with breakfast area open to family room with a warm, cozy fireplace flooded with light; a separate office/playroom with beautiful glass doors. The entire living area opens up to a large mahogany deck ideal for dining/ grilling and lounging. Master bedroom suite with amazing closet space,3 family bedrooms with an ensuite and a Jack & Jill; addl finished bonus room with ensuite and a separate entrance. High ceilings and hardwood floors throughout. Finished walkout lower level with full bath, separate room/gym/ play area.3 car garage.Byram Hills SD. Easy commute to NYC via Metro North/ local highways. Additional Information: Amenities:Guest Quarters,Storage,HeatingFuel:Oil Above Ground,ParkingFeatures:3 Car Attached,

Single-familyProperty Type

1998Year Built

5.09 acresLot Size

$480Est. Price/Sq.Ft.

3 spacesParking

Listing by Lesli Hammerschmidt • Houlihan Lawrence Inc.

Bought with Danielle Orellana • Houlihan Lawrence Inc.

Redfin checked: 2 minutes ago

•Source:OneKey® MLS as Distributed by MLS Grid #H4914793

Redfin Estimate

$2,794,855

$1.1M since sold in March 2020$9,000 since October

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 12.4% higher than the average sale price ($2.49M) of 6 comparable homes.

SOLD AUG 17, 2026
$2,032,500
A
5 beds5.5 baths6,108 sq ft
16 Carolyn Pl, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
SOLD SEP 14, 2026
$2,875,000
B
4 beds6.5 baths7,500 sq ft
10 Hidden Oak Rd, Armonk, NY 10504
Listing by Howard Hanna Rand Realty
SOLD AUG 3, 2026
$2,530,000
C
6 beds5 baths5,811 sq ft
17 Wampus Lake Dr, Armonk, NY 10504
Listing by Compass Greater NY, LLC
SOLD AUG 4, 2026
$2,486,000
D
4 beds4.5 baths6,640 sq ft
17 Byram Meadows Rd, Chappaqua, NY 10514
Listing by Compass Greater NY, LLC
SOLD JUL 14, 2026
$2,500,000
E
4 beds4.5 baths5,012 sq ft
15 Haights Cross Rd, Chappaqua, NY 10514
Listing by Julia B Fee Sothebys Int. Rlty
SOLD DEC 18, 2025
$2,500,000
F
5 beds5.5 baths5,907 sq ft
61 Carolyn Pl, Chappaqua, NY 10514
Listing by Julia B Fee Sothebys Int. Rlty

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Sell

$1,490,346

Est. take-home

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Refinance

Est. cash available

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Rent

$4,451/mo

Redfin rental estimate

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Market trends in 10504, NY

Last updated October 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-list price

107.0%

+1.0% MoM

Median sale price

$2.1M

$209K MoM

Avg. days on market

23d

2 days MoM

Recently sold homes

6 MoM

New listings for sale

OPEN SAT, 12PM TO 3PM
$2,995,000
5 beds4.5 baths3,300 sq ft
12 Wampus Close, Armonk, NY 10504
Listing by William Raveis Real Estate
$2,495,000
3 beds4 baths4,120 sq ft
1 Fox Ridge Ct, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
OPEN SAT, 1PM TO 3PM
$1,375,000
4 beds2.5 baths3,164 sq ft
32 Sarles St, Armonk, NY 10504
Listing by Houlihan Lawrence Inc.
See all

Provided by Redfin

Sale history for 23 Frog Rock Rd

Date

Event

Price

Public Records

Apr 9, 2020

Sold

$1,645,000

$283/sq ft

OneKey® MLS as Distributed by MLS Grid #H4914793

Apr 1, 2020

Listing Removed

—

Mar 31, 2020

Sold

$1,645,000

$283/sq ft

Mar 27, 2020

Pending

—

Dec 24, 2019

Pending

—

Apr 26, 2019

Listed

$1,688,000

$290/sq ft

OneKey® MLS as Distributed by MLS Grid #H4846016

Dec 18, 2018

Listing Removed

—

Oct 4, 2018

Listed

$1,688,000

$290/sq ft

OneKey® MLS as Distributed by MLS Grid #H4817735

Aug 3, 2018

Listing Removed

—

May 18, 2018

Listed

$1,725,000

$296/sq ft

OneKey® MLS as Distributed by MLS Grid #H4746840

Dec 8, 2017

Listing Removed

—

Nov 8, 2017

Listed

$1,695,000

$291/sq ft

Year

Property tax

Land + Additions

Assessment*

2026

$42,113 (+0.2%)

$95,000 + $205,825

$300,825

2025

$42,009 (+11.5%)

$95,000 + $205,825

$300,825

2024

$37,671 (+2.1%)

$95,000 + $205,825

$300,825

2023

$36,913 (+2.3%)

$95,000 + $205,825

$300,825

2022

$36,095 (−4.3%)

$95,000 + $205,825

$300,825

2021

$37,717 (+2.4%)

$95,000 + $205,825

$300,825

2020

$36,820 (+1.7%)

$95,000 + $205,825

$300,825

2019

$36,214

$95,000 + $205,825

$300,825

2018

$95,000 + $205,825

$300,825

2017

$95,000 + $245,710

$340,710

2016

$95,000 + $245,710

$340,710

2014

$95,000 + $245,710

$340,710

2013

$95,000 + $245,710

$340,710

2012

$95,000 + $245,710

$340,710

2011

$95,000 + $245,710

$340,710

2010

$95,000 + $245,710

$340,710

2009

$95,000 + $245,710

$340,710

2008

$95,000 + $270,000

$365,000

Tax history for 23 Frog Rock Rd

Year

Property tax

Land + Additions

Assessment*

2026

$42,113 (+0.2%)

$95,000 + $205,825

$300,825

2025

$42,009 (+11.5%)

$95,000 + $205,825

$300,825

2024

$37,671 (+2.1%)

$95,000 + $205,825

$300,825

2023

$36,913 (+2.3%)

$95,000 + $205,825

$300,825

2022

$36,095 (−4.3%)

$95,000 + $205,825

$300,825

2021

$37,717 (+2.4%)

$95,000 + $205,825

$300,825

2020

$36,820 (+1.7%)

$95,000 + $205,825

$300,825

2019

$36,214

$95,000 + $205,825

$300,825

2018

$95,000 + $205,825

$300,825

2017

$95,000 + $245,710

$340,710

2016

$95,000 + $245,710

$340,710

2014

$95,000 + $245,710

$340,710

2013

$95,000 + $245,710

$340,710

2012

$95,000 + $245,710

$340,710

2011

$95,000 + $245,710

$340,710

2010

$95,000 + $245,710

$340,710

2009

$95,000 + $245,710

$340,710

2008

$95,000 + $270,000

$365,000

*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

4.82 Acres

Year renovated

—

Sq. Ft.

5,820

Year built

1998

Style

Single Family Residential

County

Westchester County

APN

553600A10101700010160000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Sep 25, 2026.

Property details

Parking

Parking Information
Parking Total: 3
Parking Features: Attached

Interior

Virtual Tour Information

Fireplace Information
Has Fireplace
Fireplaces Total: 2

Heating & Cooling
Cooling: Central Air
Heating: Forced Air, Oil, Radiant

Interior Features
Interior Features: Cathedral Ceiling(s),Central Vacuum,Eat-in Kitchen,Entrance Foyer,Formal Dining,Granite Counters,Marble Counters,Primary Bathroom,Pantry,Walk-In Closet(s)
Window Features: Screens
Laundry Features: Inside
Appliances: Convection Oven, Cooktop, Dishwasher, Dryer, Refrigerator, Oil Water Heater
Flooring: Hardwood
Levels: Three Or More
Patio And Porch Features: Deck, Porch

Room Information
Basement YN: Yes
Attic: Full
Rooms Total: 15
Basement: Finished, Full, Walk-Out Access

Bathroom Information
Bathrooms Full: 5
Bathrooms Half: 1

Exterior

Exterior Features
Construction Materials: Frame, Wood Siding
Fencing: Fenced
Security Features: Security System
Waterfront YN: Yes

Lot Information
Additional Parcels YN: No
Lot Features: Cul-De-Sac, Level, Near Public Transit, Near Shops, Views, Wooded

Property Information
Stories: 3
Living Area Source: Public Records
Property Sub Type: Single Family Residence

Financial

Tax Information
Tax Year: 2019
Tax Source: Municipality
Tax Annual Amount: $36,214

Financial Information
Buyer Financing: Conventional

Utilities

Utility Information
Electric Company: Con-Edison
Sewer: Septic Tank
Utilities: Trash Collection Private, 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: Whippoorwill Road or 120 to Whippoorwill crossing to Frog Rock Road. Left side at the end near cul de sac.
County Or Parish: Westchester County

Community Information
Community Features: Golf, Park

Public facts

Beds: 5
Baths: 5.0
Sq. Ft.: 5,820
Stories: —
Lot Size: 4.82 acres
Style: Single Family Residential
Year Built: 1998
Year Renovated: —
County: Westchester County
APN: 553600A10101700010160000000

Home facts updated by county records on Sep 25, 2026

Around this home

Schools

K - 12
Preschool & daycare

Wampus School

Public 3-5 • Assigned • 2.2mi

10/10

H C Crittenden Middle School

Public 6-8 • Assigned • 2.4mi

9/10

Byram Hills High School

Public 9-12 • Assigned • 3.0mi

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

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

4/10 Heat Factor

7 days above 97° expected this year, 14 days in 30 years

5/10 Wind Factor

26% 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

$2.66M – $3.22M

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New listings for sale in 10504

OPEN SAT, 12PM TO 3PM

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Home values near 23 Frog Rock Rd

Data from public records.

Address	Redfin Estimate
6 Frog Rock Rd, Armonk, NY 3 Beds \| 3.5 Baths \| 3131 Sq. Ft.	$2,005,076
19 Frog Rock Rd, Armonk, NY 3 Beds \| 4 Baths \| 4910 Sq. Ft.	$3,710,922

Address	Redfin Estimate
27 Frog Rock Rd, Armonk, NY 5 Beds \| 6 Baths \| 4535 Sq. Ft.	$2,303,017
11 Frog Rock Rd, Armonk, NY 3 Beds \| 3 Baths \| 3207 Sq. Ft.	$1,609,401

Address	Redfin Estimate
34 Frog Rock Rd, Armonk, NY 5 Beds \| 4 Baths \| 5702 Sq. Ft.	$2,272,553
29 Frog Rock Rd, Armonk, NY 4 Beds \| 5 Baths \| 4750 Sq. Ft.	$2,479,382

Property information provided by OneKey® MLS as Distributed by MLS Grid when last listed in 2019. This data may not match . Learn more.

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