How many bedrooms do homes in Ayer, MA have?

Name: Bedrooms in Ayer, MA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

In Ayer, MA, 17.9% of homes are studios or one-bedrooms and 51.5% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 3 bedrooms, 35.2% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 17.9%
3 or more bedrooms: 51.5% (±6.9 points)
Most common: 3 bedrooms

Homes in Ayer by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Ayer	Middlesex County	Massachusetts	United States
No bedroom (studio)	2.4% (±1.5 points)	2.7%	3.0%	2.9%
1 bedroom	15.5% (±4.3 points)	14.7%	13.7%	10.9%
2 bedrooms	30.5% (±5.8 points)	27.8%	27.7%	25.0%
3 bedrooms	35.2% (±5.4 points)	30.3%	34.3%	38.7%
4 bedrooms	14.8% (±4.1 points)	18.5%	16.6%	17.5%
5 or more bedrooms	1.5% (±1.1 points)	6.0%	4.7%	4.9%

In Ayer, the share of homes with three or more bedrooms is not measurably different from Middlesex County (54.8%).

It is not measurably different from Massachusetts (55.6%).

It is lower than the national figure (61.1%).

Homes with 3 or more bedrooms in places near Ayer

Nearest places with a published estimate, compared with Ayer
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Ayer	—	51.5% (±6.9 points)	—
Devens	2.5 mi	80.2% (±24.1 points)	Higher
Groton (community)	3.2 mi	57.9% (±19.7 points)	Not measurably different
Groton	3.2 mi	74.7% (±8.4 points)	Higher
Shirley	3.4 mi	69.0% (±12.4 points)	Higher
Harvard	4.4 mi	81.1% (±9.1 points)	Higher
Littleton	4.8 mi	75.4% (±8.8 points)	Higher
Shirley (community)	5.1 mi	60.1% (±24.8 points)	Not measurably different
Littleton Common	5.7 mi	73.5% (±16.4 points)	Higher

Nearby places with a measurably higher figure: Devens, MA (80.2%), Groton, MA (74.7%), Shirley, MA (69.0%).

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

Homes with 3 or more bedrooms across Middlesex County, place by place

Rank	Place	Homes with 3 or more bedrooms
38	Maynard	58.0% (±9.4 points)
39	Melrose	56.1% (±4.2 points)
40	Framingham	55.4% (±2.9 points)
41	Stoneham	55.0% (±4.7 points)
42	Woburn	54.4% (±3.7 points)
43	Ashland	51.8% (±5.6 points)
44	Ayer	51.5% (±6.9 points)
45	Arlington	50.7% (±3.1 points)
46	Medford	48.7% (±3.3 points)
47	Marlborough	47.6% (±4.0 points)
48	Waltham	46.0% (±3.3 points)
49	Lowell	44.9% (±2.5 points)
50	Everett	40.7% (±3.7 points)

Showing 13 of 54 places in Middlesex County, ranked from highest to lowest.

The figures for Ayer include the places inside it that have pages of their own: Ayer (community).

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 Ayer

What is the most common home size in Ayer?

The most common size is 3 bedrooms, 35.2% of homes in Ayer, MA.

How many studios and one-bedroom homes are in Ayer?

17.9% of homes in Ayer have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Ayer town, Middlesex County, Massachusetts

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 Ayer town, Middlesex County, Massachusetts (county subdivision:03005, in state:25 county:017).

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_0039PE, DP04_0039PM, DP04_0040PE, DP04_0040PM, DP04_0041PE, DP04_0041PM, DP04_0042PE, DP04_0042PM, DP04_0043PE, DP04_0043PM, DP04_0044PE, DP04_0044PM

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.