How many bedrooms do homes in Mars, PA have?

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

In Mars, PA, 30.3% of homes are studios or one-bedrooms and 52.7% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 3 bedrooms, 34.4% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 30.3%
3 or more bedrooms: 52.7% (±12.1 points)
Most common: 3 bedrooms

Homes in Mars by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Mars	Butler County	Pennsylvania	United States
No bedroom (studio)	3.7% (±3.8 points)	1.4%	2.3%	2.9%
1 bedroom	26.6% (±7.4 points)	8.0%	10.4%	10.9%
2 bedrooms	17.1% (±7.9 points)	22.2%	22.5%	25.0%
3 bedrooms	34.4% (±9.0 points)	41.4%	42.3%	38.7%
4 bedrooms	16.3% (±7.6 points)	22.8%	18.0%	17.5%
5 or more bedrooms	2.0% (±2.7 points)	4.2%	4.6%	4.9%

In Mars, the share of homes with three or more bedrooms is lower than in Butler County (68.4%).

It is also lower than in Pennsylvania (64.9%).

It is not measurably different from the national figure (61.1%).

Homes with 3 or more bedrooms in places near Mars

Nearest places with a published estimate, compared with Mars
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Mars	—	52.7% (±12.1 points)	—
Adams Township (Butler County)	1.5 mi	86.6% (±8.0 points)	Higher
Valencia	1.9 mi	28.9% (±12.8 points)	Lower
Seven Fields	2.7 mi	61.9% (±12.3 points)	Not measurably different
Callery	3.2 mi	70.8% (±26.2 points)	Not measurably different
Pine Township (Allegheny County)	3.8 mi	90.8% (±9.2 points)	Higher
Middlesex Township (Butler County)	4.6 mi	81.0% (±12.7 points)	Higher
Richland Township (Allegheny County)	4.7 mi	79.7% (±8.7 points)	Higher
Cranberry Township (Butler County)	4.9 mi	68.7% (±4.1 points)	Higher

Nearby places with a measurably lower figure: Valencia, PA (28.9%).

Nearby places with a measurably higher figure: Adams Township (Butler County), PA (86.6%), Pine Township (Allegheny County), PA (90.8%), Middlesex Township (Butler County), PA (81.0%).

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

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

Rank	Place	Homes with 3 or more bedrooms
45	Brady Township (Butler County)	61.4% (±11.7 points)
46	Chicora	60.2% (±17.2 points)
47	Slippery Rock Township (Butler County)	59.8% (±11.6 points)
48	Marion Township (Butler County)	57.9% (±11.7 points)
49	Allegheny Township (Butler County)	56.6% (±11.2 points)
50	Parker Township	56.3% (±13.2 points)
51	Mars	52.7% (±12.1 points)
52	Slippery Rock	50.7% (±11.1 points)
53	Cherry Valley	48.8% (±24.8 points)
54	Zelienople	46.9% (±8.7 points)
55	Butler	45.5% (±5.3 points)
56	Saxonburg	37.1% (±7.1 points)
57	Valencia	28.9% (±12.8 points)

Showing 13 of 57 places in Butler 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 Mars

What is the most common home size in Mars?

The most common size is 3 bedrooms, 34.4% of homes in Mars, PA.

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

30.3% of homes in Mars have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Mars borough, Pennsylvania

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 Mars borough, Pennsylvania (place:47672, in state:42).

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.