Westchester County  »  10504  »  High St  »  21 High St

21 High Street, Armonk, NY 10504 - Property report

Also known as: 21 High St

Property image for 21 High Street, Armonk, NY 10504
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Property type

Two Family Year-Round Residence (220)

Year built

1930

Acreage

0.39

General information

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Address
Primary address
21 High Street
ZIP code
10504
County
Westchester
SWIS code
Town of North Castle
Parcel ID
101.3-1-33

Owner

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Tax
Tax year
2025
Current property tax
$7,028
Zoning & Use
Zoning
R-10
Units
2
Building
Property type
Two Family Year-Round Residence (220)
Building sq. ft.
1,346
Buildings on lot
1
Year built
1930
AC
Yes
Bathrooms
2
Condition
Normal
Exterior wall
Brick
Kitchen
1
Basement
U
Fireplaces
1
Fuel
Gas
Second story sq. ft.
Lot
Acreage
0.39

Area overview

Walk score
6 /100.  Car-Dependent
Transit score
0 /100.  Minimal Transit
Bike score
10 /100.  Somewhat Bikeable
School district
553801

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

Ownership

Ownership information for 21 High Street, Armonk, NY

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

Sales history for 21 High Street, Armonk, NY 10504

No recently recorded sales for this property.

More about Westchester County property records.

Title documents

Date Type Amount Party 1 Party 2
11/08/2019 - R
10/31/2019 - D		 Deed XXXXXXX XXXXX X XX-XX XXXX XX XXX

*Most recent recorded document on file for this property.

R: Recorded date
D: Document date

Tax

Property taxes for 21 High Street, 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
$7,028
Base tax
$6,874
Recent tax assessments
Market value
$395,062
Land value
$86,420
Building value
$308,642
Assessed value
$6,400

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 $395,062 $6,400 1074.0027 $6,874 -1.63%
2024 $355,556 $6,400 1091.7922 $6,987 +4.42%
2023 $387,879 $6,400 1045.5625 $6,692 +2.43%
2022 $329,897 $6,400 1020.7834 $6,533 +1.46%
2021 $285,714 $6,400 1006.0446 $6,439 -0.32%
2020 $268,908 $6,400 1009.25871 $6,459 -0.13%
2019 $278,261 $6,400 1010.603605 $6,468 +0.72%
2018 $283,186 $6,400 1003.3799 $6,422 +1.87%
2017 $292,237 $6,400 984.92314 $6,304 -0.67%
2016 $273,504 $6,400 991.5505 $6,346 -0.40%
Permits

Permit information for 21 High Street, 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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Access the detailed traffic volume map for 21 High Street, Armonk, NY 10504 to see estimated average daily traffic on streets surrounding the property as well as the types of properties in its vicinity.

Schools

Nearest elementary schools

Name Rating Type Grade range No of students Distance (miles)
Wampus School 8 Public 3-5 494 0.98
Coman Hill School NR Public K-2 563 1.32
Montessori Childrens Room NR Private PK-1 126 1.61
Montessori Childrens Room NR Private PK-1 126 1.61
Douglas G Grafflin School 8 Public K-4 438 2.58
Robert E Bell School 8 Public 5-8 594 3.33
Mount Pleasant Cottage School NR Public K-12 129 3.39
Whitby School NR Private PK-8 292 3.56
Whitby School NR Private PK-8 292 3.56
Parkway School 9 Public K-5 243 3.66
Nearest middle schools

Name Rating Type Grade range No of students Distance (miles)
H C Crittenden Middle School 10 Public 6-8 532 1.12
The Westfield Day School NR Private 7-12 18 1.42
Robert E Bell School 8 Public 5-8 594 3.33
Mount Pleasant Cottage School NR Public K-12 129 3.39
Edenwald School NR Public 6-12 85 3.39
Whitby School NR Private PK-8 292 3.56
Westlake Middle School 6 Public 6-8 429 3.58
Fox Lane Middle School 5 Public 6-8 765 3.70
Talmud Torah Bais Yechiel-Nitra NR Private PK-9 250 3.85
Pleasantville Middle School 8 Public 5-8 468 3.88
Nearest high schools

Name Rating Type Grade range No of students Distance (miles)
Byram Hills High School 10 Public 9-12 710 1.21
The Westfield Day School NR Private 7-12 18 1.42
Horace Greeley High School 10 Public 9-12 1,152 3.19
Mount Pleasant Cottage School NR Public K-12 129 3.39
Edenwald School NR Public 6-12 85 3.39
Westlake High School 9 Public 9-12 547 3.58
Fox Lane High School 7 Public 9-12 1,241 3.78
EF Academy International Boarding School NR Private 9-12 669 3.85
The Karafin School NR Private 9-12 76 3.85
EF Academy New York NR Private 9-12 374 3.91

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

Neighbors for 21 High Street, Armonk, NY

2 Hillview CT, Armonk 3 Wayne Valley Rd, Armonk 27 High St, Armonk 19 High St, Armonk 4 Hillview CT, Armonk 47 Wrights Mill Rd, Armonk 6 Hillview CT, Armonk 3 Hillview CT, Armonk 35 High St, Armonk 1 Hillview CT, Armonk 45 Wrights Mill Rd, Armonk 25 High St, Armonk 41 High St, Armonk 1 Wayne Valley Rd, Armonk 49 Wrights Mill Rd, Armonk 51 Wrights Mill Rd, Armonk 23 High St, Armonk 43 Wrights Mill Rd, Armonk 26 High St, Armonk 5 Hillview CT, Armonk

Nearby ZIP codes for 21 High Street, 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 High Street, Armonk, NY 10504?

The development at 21 High Street, Armonk, NY 10504 was built in 1930.

What is the total square footage of 21 High Street, Armonk, NY 10504?

21 High Street, Armonk, NY 10504 has a total of 1,346 square feet.

What is the assessed value of 21 High Street, Armonk, NY 10504?

21 High Street, Armonk, NY 10504 is currently assessed at $6,400.

What are the property taxes for 21 High Street, Armonk, NY 10504?

The property taxes for 21 High Street, Armonk, NY 10504 total $6,873.

How many residential units does this building have?

This building has 2 residential unit(s).

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