What kinds of homes are in Armonk, NY?

Name: Types of homes in Armonk, NY, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

Armonk, NY has 1,522 (±128) homes (2020–2024 American Community Survey).

That is about 256 homes per square mile of land.

73.8% are detached single-family houses.

1.8% are in buildings of two to four units.

12.5% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 1,522 (±128)
Detached houses: 73.8%
2–4 unit buildings: 1.8%
5+ unit buildings: 12.5%

Homes in Armonk by building size

Housing units by units in structure, 2020–2024
Building type	Armonk	Westchester County	New York	United States
Single-family, detached	73.8% (±8.1 points)	43.4%	41.2%	61.3%
Single-family, attached (townhouse, rowhouse)	11.9% (±4.7 points)	6.4%	5.5%	6.2%
2 units	1.8% (±2.4 points)	7.7%	9.6%	3.4%
3 or 4 units	0.0% (±2.8 points)	7.0%	6.9%	4.3%
5 to 9 units	0.0% (±2.8 points)	5.0%	5.2%	4.5%
10 to 19 units	4.5% (±6.9 points)	5.1%	4.4%	4.3%
20 or more units	8.0% (±5.8 points)	25.2%	25.1%	10.3%
Mobile home	0.0% (±2.8 points)	0.2%	2.1%	5.6%
Boat, RV, van, etc.	0.0% (±2.8 points)	0.0%	0.0%	0.1%

In Armonk, the share of homes in buildings of five or more units is lower than in Westchester County (35.3%).

It is also lower than in New York (34.7%).

It is not measurably different from the national figure (19.1%).

Homes in buildings of 5 or more units in places near Armonk

Nearest places with a published estimate, compared with Armonk
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Armonk	—	12.5% (±9.4 points)	—
Chappaqua	3.0 mi	6.9% (±6.0 points)	Not measurably different
Thornwood	3.3 mi	6.5% (±4.7 points)	Not measurably different
Village of Pleasantville	3.4 mi	17.4% (±5.3 points)	Not measurably different
Town of New Castle	4.4 mi	4.6% (±2.4 points)	Not measurably different
Hawthorne	4.5 mi	1.3% (±2.9 points)	Lower
Town of Mount Kisco	4.7 mi	46.2% (±8.0 points)	Higher
Village of Mount Kisco	4.7 mi	46.2% (±8.0 points)	Higher
Bedford (community)	4.9 mi	0.0% (±9.2 points)	Not measurably different

Nearby places with a measurably lower figure: Hawthorne, NY (1.3%).

Nearby places with a measurably higher figure: Town of Mount Kisco, NY (46.2%), Village of Mount Kisco, NY (46.2%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

Homes in buildings of 5 or more units across Westchester County, place by place

Rank	Place	Homes in buildings of 5 or more units
3	Greenville	48.4% (±6.9 points)
4	Shrub Oak	37.8% (±17.0 points)
5	Eastchester (community)	33.6% (±2.8 points)
6	Fairview (Westchester County)	24.2% (±12.0 points)
7	Yorktown Heights	20.5% (±17.5 points)
8	Bedford Hills	18.8% (±10.1 points)
9	Armonk	12.5% (±9.4 points)
10 (tie)	Lake Mohegan	9.9% (±8.5 points)
10 (tie)	Montrose	9.9% (±6.0 points)
12	Golden's Bridge	7.2% (±11.9 points)
13	Chappaqua	6.9% (±6.0 points)
14	Thornwood	6.5% (±4.7 points)
15	Crompond	6.0% (±8.8 points)

Showing 13 of 24 places in Westchester County, ranked from highest to lowest.

Armonk is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

It lies inside the Town of North Castle, whose figures include it.

Survey years: 2020–2024 (American Community Survey 5-year estimates).

Margins of error are at the 90% confidence level.

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Questions about Armonk

How many homes are in Armonk?

Armonk, NY has an estimated 1,522 (±128) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Armonk houses or apartments?

73.8% are detached houses and 11.9% attached houses, while 14.3% are in buildings of two or more units.

How many two-family and small multifamily homes are in Armonk?

1.8% of homes in Armonk are in buildings of two to four units, the small rental buildings that are often owner-occupied.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Armonk CDP, New York

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for Armonk CDP, New York (place:02649, in state:36).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The API needs a free key.

Request a Census API key.

DP04_0001E, DP04_0001M, DP04_0007PE, DP04_0007PM, DP04_0008PE, DP04_0008PM, DP04_0009PE, DP04_0009PM, DP04_0010PE, DP04_0010PM, DP04_0011PE, DP04_0011PM, DP04_0012PE, DP04_0012PM, DP04_0013PE, DP04_0013PM, DP04_0014PE, DP04_0014PM, DP04_0015PE, DP04_0015PM

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.