How many bedrooms do homes in Chelmsford, MA have?

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

In Chelmsford, MA, 6.5% of homes are studios or one-bedrooms and 67.4% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 3 bedrooms, 36.9% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 6.5%
3 or more bedrooms: 67.4% (±4.4 points)
Most common: 3 bedrooms

Homes in Chelmsford by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Chelmsford	Middlesex County	Massachusetts	United States
No bedroom (studio)	1.6% (±0.8 points)	2.7%	3.0%	2.9%
1 bedroom	4.9% (±1.3 points)	14.7%	13.7%	10.9%
2 bedrooms	26.1% (±3.0 points)	27.8%	27.7%	25.0%
3 bedrooms	36.9% (±3.3 points)	30.3%	34.3%	38.7%
4 bedrooms	24.1% (±2.3 points)	18.5%	16.6%	17.5%
5 or more bedrooms	6.4% (±1.9 points)	6.0%	4.7%	4.9%

In Chelmsford, the share of homes with three or more bedrooms is higher than in Middlesex County (54.8%).

It is also higher than in Massachusetts (55.6%).

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

Homes with 3 or more bedrooms in places near Chelmsford

Nearest places with a published estimate, compared with Chelmsford
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Chelmsford	—	67.4% (±4.4 points)	—
Westford	3.7 mi	75.1% (±5.2 points)	Higher
Lowell	3.8 mi	44.9% (±2.5 points)	Lower
Carlisle	4.2 mi	89.6% (±9.4 points)	Higher
Tyngsborough	5.7 mi	69.3% (±9.2 points)	Not measurably different
Billerica	6.1 mi	69.7% (±4.8 points)	Not measurably different
Dracut	6.7 mi	61.1% (±5.0 points)	Not measurably different
Littleton Common	6.8 mi	73.5% (±16.4 points)	Not measurably different
Tewksbury	7.3 mi	65.4% (±4.7 points)	Not measurably different

Nearby places with a measurably lower figure: Lowell, MA (44.9%).

Nearby places with a measurably higher figure: Westford, MA (75.1%), Carlisle, MA (89.6%).

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
22 (tie)	Billerica	69.7% (±4.8 points)
22 (tie)	Burlington	69.7% (±5.6 points)
24	Tyngsborough	69.3% (±9.2 points)
25	Shirley	69.0% (±12.4 points)
26	Newton	68.8% (±3.0 points)
27	Concord	67.9% (±6.9 points)
28	Chelmsford	67.4% (±4.4 points)
29	Bedford	66.9% (±7.7 points)
30 (tie)	Acton	65.4% (±4.6 points)
30 (tie)	Tewksbury	65.4% (±4.7 points)
32	Boxborough	63.3% (±11.8 points)
33	Dracut	61.1% (±5.0 points)
34	Natick	59.7% (±4.2 points)

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

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 Chelmsford

What is the most common home size in Chelmsford?

The most common size is 3 bedrooms, 36.9% of homes in Chelmsford, MA.

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

6.5% of homes in Chelmsford have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Chelmsford 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 Chelmsford town, Middlesex County, Massachusetts (county subdivision:13135, 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.