Westchester County  »  10504  »  Frog Rock Rd  »  21 Frog Rock Rd

21 Frog Rock Road, Armonk, NY 10504 - Property report

Also known as: 21 Frog Rock Rd

Property image for 21 Frog Rock Road, Armonk, NY 10504
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Property type

One Family Year-Round Residence (210)

Year built

1993

Acreage

2.95

General information

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Address
Primary address
21 Frog Rock Road
ZIP code
10504
County
Westchester
SWIS code
Town of New Castle
Parcel ID
101.17-1-18

Owner

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Tax
Tax year
2025
Current property tax
$39,222
Zoning & Use
Zoning
R-2A
Building
Property type
One Family Year-Round Residence (210)
Building sq. ft.
3,504
Buildings on lot
1
Stories
2
Year built
1993
AC
Yes
Bedrooms
4
Bathrooms
4
Condition
Normal
Exterior wall
Wood
Building style
Colonial
Kitchen
1
Basement
4
Fireplaces
1
Heating
Hot air
Fuel
Oil
First story sq. ft.
Second story sq. ft.
Lot
Acreage
2.95
Water
Private
Sewer
Comm/public

Area overview

Walk score
1 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
13 /100.  Somewhat Bikeable
School district
553604

View more such as transportation, nearby schools and risk designations.

Ownership

Ownership information for 21 Frog Rock Road, Armonk, NY

Property owner name
Registered owner
Source
Deed
Owner contact information
Phone number
Owner address
Documents

Sales history for 21 Frog Rock Road, Armonk, NY 10504

No recently recorded sales for this property.

More about Westchester County property records.

Title documents

No recently recorded documents for this property.

Tax

Property taxes for 21 Frog Rock Road, Armonk, NY

Property tax data includes tax amount, market value and assessed value, exemptions, abatements and assessment history.

Current property tax
Tax year
2025
Current property tax
$39,222
Base tax
$38,615
Recent tax assessments
Market value
$1,745,699
Land value
$537,634
Building value
$1,208,065
Assessed value
$243,525

More about Westchester County property taxes

Assessment history

See the assessment and property tax history, including the evolution of the total tax rate and corresponding property tax amount.

Tax year Market value Assessed value Tax rate Property tax Y-o-Y change
2025 $1,745,699 $243,525 158.5663 $38,615 +1.02%
2024 $1,730,810 $243,525 156.9663 $38,225 +2.30%
2023 $1,645,439 $243,525 153.4346 $37,365 +2.14%
2022 $1,453,881 $243,525 150.213 $36,581 +0.79%
2021 $290,000 $243,525 149.0372 $36,294 +1.59%
2020 $290,000 $243,525 146.7017 $35,726 +1.33%
2019 $290,000 $243,525 144.780056 $35,258 +0.60%
2018 $290,000 $243,525 143.9115 $35,046 -2.84%
2017 $290,000 $255,000 141.445564 $36,069 +0.52%
2016 $290,000 $255,000 140.711847 $35,882 +0.51%
Permits

Permit information for 21 Frog Rock Road, Armonk, NY

No recently recorded permits for this property.

Neighborhood

Risk

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FEMA flood zones

FEMA flood zones
X

Transportation

Daily traffic map
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Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Douglas G Grafflin School 8 Public K-4 438 0.89
Robert E Bell School 8 Public 5-8 594 1.59
Mount Pleasant Cottage School NR Public K-12 129 1.84
Bedford Road School 6 Public K-4 569 2.17
Wampus School 8 Public 3-5 494 2.20
Pleasantville Middle School 8 Public 5-8 468 2.20
Montessori Childrens Room NR Private PK-1 126 2.22
Montessori Childrens Room NR Private PK-1 126 2.22
World Cup Nursery School & Kindergarten NR Private PK-K 229 2.59
World Cup Nursery School & Kindergarten NR Private PK-K 229 2.59
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
Robert E Bell School 8 Public 5-8 594 1.59
Mount Pleasant Cottage School NR Public K-12 129 1.84
Edenwald School NR Public 6-12 85 1.84
Pleasantville Middle School 8 Public 5-8 468 2.20
H C Crittenden Middle School 10 Public 6-8 532 2.40
Westlake Middle School 6 Public 6-8 429 2.64
The Westfield Day School NR Private 7-12 18 2.88
Linden Hill School NR Public 8-12 64 3.57
Cedar Knolls Academy NR Public 1-10 59 3.57
Briarcliff Middle School 10 Public 6-8 294 3.64
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Mount Pleasant Cottage School NR Public K-12 129 1.84
Edenwald School NR Public 6-12 85 1.84
Horace Greeley High School 10 Public 9-12 1,152 2.05
Pleasantville High School 9 Public 9-12 593 2.29
Westlake High School 9 Public 9-12 547 2.64
The Westfield Day School NR Private 7-12 18 2.88
EF Academy International Boarding School NR Private 9-12 669 2.93
Byram Hills High School 10 Public 9-12 710 2.95
EF Academy New York NR Private 9-12 374 2.97
Linden Hill School NR Public 8-12 64 3.57

Data provided by GreatSchools.org © 2026. All rights reserved.

Neighbors for 21 Frog Rock Road, Armonk, NY

9 Bretton Rdg, Mount Kisco 756 King St, Chappaqua 780 King St, Chappaqua 765 King St, Chappaqua 760 King St, Chappaqua 53 Whippoorwill Xing, Armonk 770 King St, Chappaqua 15 Frog Rock Rd, Armonk 19 Frog Rock Rd, Armonk 1 Laurel Ln, Chappaqua 57 Whippoorwill Xing, Armonk 17 Bretton Rdg, Mount Kisco 61 Whippoorwill Xing, Armonk 773 King St, Chappaqua 27 Bretton Rdg, Mount Kisco 31 Bretton Rdg, Mount Kisco 59 Whippoorwill Xing, Armonk 23 Bretton Rdg, Mount Kisco 54 Whippoorwill Xing, Armonk 55 Whippoorwill Xing, Armonk

Nearby ZIP codes for 21 Frog Rock Road, Armonk, NY

10506, Westchester County, NY 10507, Westchester County, NY 10510, Westchester County, NY 10514, Westchester County, NY 10523, Westchester County, NY 10532, Westchester County, NY 10546, Westchester County, NY 10549, Westchester County, NY 10562, Westchester County, NY 10573, Westchester County, NY 10577, Westchester County, NY 10594, Westchester County, NY 10595, Westchester County, NY 10601, Westchester County, NY 10603, Westchester County, NY 10604, Westchester County, NY 10605, Westchester County, NY 10606, Westchester County, NY 10607, Westchester County, NY

Frequently asked questions

What is the year built for 21 Frog Rock Road, Armonk, NY 10504?

The development at 21 Frog Rock Road, Armonk, NY 10504 was built in 1993.

What is the total square footage of 21 Frog Rock Road, Armonk, NY 10504?

21 Frog Rock Road, Armonk, NY 10504 has a total of 3,504 square feet.

What is the assessed value of 21 Frog Rock Road, Armonk, NY 10504?

21 Frog Rock Road, Armonk, NY 10504 is currently assessed at $243,525.

What are the property taxes for 21 Frog Rock Road, Armonk, NY 10504?

The property taxes for 21 Frog Rock Road, Armonk, NY 10504 total $38,614.

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