How many bedrooms do homes in Alton, IL have?

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

In Alton, IL, 15.3% of homes are studios or one-bedrooms and 46.5% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 2 bedrooms, 38.2% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 15.3%
3 or more bedrooms: 46.5% (±3.5 points)
Most common: 2 bedrooms

Homes in Alton by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Alton	Madison County	Illinois	United States
No bedroom (studio)	2.1% (±1.1 points)	1.4%	3.1%	2.9%
1 bedroom	13.2% (±2.0 points)	7.3%	11.5%	10.9%
2 bedrooms	38.2% (±3.5 points)	30.3%	27.7%	25.0%
3 bedrooms	35.0% (±2.9 points)	41.5%	35.8%	38.7%
4 bedrooms	8.7% (±1.7 points)	15.5%	16.9%	17.5%
5 or more bedrooms	2.8% (±1.1 points)	3.9%	4.8%	4.9%

In Alton, the share of homes with three or more bedrooms is lower than in Madison County (60.9%).

It is also lower than in Illinois (57.5%).

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

Homes with 3 or more bedrooms in places near Alton

Nearest places with a published estimate, compared with Alton
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Alton	—	46.5% (±3.5 points)	—
Alton Township	0.0 mi	46.5% (±3.5 points)	Not measurably different
East Alton	2.7 mi	29.5% (±10.4 points)	Lower
West Alton	4.0 mi	66.0% (±16.3 points)	Higher
Rosewood Heights	4.3 mi	70.3% (±12.2 points)	Higher
Wood River Township	4.4 mi	49.2% (±4.1 points)	Not measurably different
Wood River	4.9 mi	44.7% (±6.1 points)	Not measurably different
Foster Township (Madison County)	5.1 mi	80.5% (±10.3 points)	Higher
Godfrey	5.1 mi	72.8% (±6.3 points)	Higher

Nearby places with a measurably lower figure: East Alton, IL (29.5%).

Nearby places with a measurably higher figure: West Alton, MO (66.0%), Rosewood Heights, IL (70.3%), Foster Township (Madison County), IL (80.5%).

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

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

Rank	Place	Homes with 3 or more bedrooms
41	Granite City	52.5% (±5.1 points)
42	Williamson	51.0% (±34.6 points)
43	Granite City Township	50.3% (±5.2 points)
44	Venice	49.6% (±11.7 points)
45	Wood River Township	49.2% (±4.1 points)
46	Roxana	47.8% (±10.6 points)
47 (tie)	Alton	46.5% (±3.5 points)
47 (tie)	Alton Township	46.5% (±3.5 points)
49	Venice Township	46.1% (±8.9 points)
50	Wood River	44.7% (±6.1 points)
51	Hartford	41.6% (±15.7 points)
52	Madison	32.1% (±10.0 points)
53	East Alton	29.5% (±10.4 points)

Showing 13 of 53 places in Madison 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 Alton

What is the most common home size in Alton?

The most common size is 2 bedrooms, 38.2% of homes in Alton, IL.

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

15.3% of homes in Alton have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Alton city, Illinois

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 Alton city, Illinois (place:01114, in state:17).

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.