What kinds of homes are in East Alton, IL?

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

East Alton, IL has 2,995 (±268) homes (2020–2024 American Community Survey).

That is about 563 homes per square mile of land.

85.4% are detached single-family houses.

9.3% are in buildings of two to four units.

3.8% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,995 (±268)
Detached houses: 85.4%
2–4 unit buildings: 9.3%
5+ unit buildings: 3.8%

Homes in East Alton by building size

Housing units by units in structure, 2020–2024
Building type	East Alton	Madison County	Illinois	United States
Single-family, detached	85.4% (±5.1 points)	78.9%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	0.0% (±1.2 points)	2.9%	6.1%	6.2%
2 units	6.8% (±4.3 points)	3.1%	5.2%	3.4%
3 or 4 units	2.5% (±2.2 points)	5.0%	6.4%	4.3%
5 to 9 units	0.0% (±1.2 points)	2.4%	6.3%	4.5%
10 to 19 units	0.0% (±1.2 points)	2.1%	4.0%	4.3%
20 or more units	3.8% (±3.0 points)	3.4%	11.5%	10.3%
Mobile home	0.8% (±1.0 points)	2.2%	2.3%	5.6%
Boat, RV, van, etc.	0.6% (±1.1 points)	0.0%	0.0%	0.1%

In East Alton, the share of homes in buildings of five or more units is lower than in Madison County (7.9%).

It is also lower than in Illinois (21.8%).

It is lower than the national figure (19.1%).

Homes in buildings of 5 or more units in places near East Alton

Nearest places with a published estimate, compared with East Alton
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
East Alton	—	3.8% (±3.4 points)	—
Wood River Township	1.7 mi	6.0% (±1.7 points)	Not measurably different
Rosewood Heights	1.9 mi	0.0% (±3.6 points)	Not measurably different
Wood River	2.2 mi	10.9% (±3.9 points)	Higher
Alton	2.7 mi	9.9% (±1.8 points)	Higher
Alton Township	2.7 mi	9.9% (±1.8 points)	Higher
Bethalto	3.6 mi	11.3% (±3.9 points)	Higher
Hartford	5.0 mi	0.0% (±8.7 points)	Not measurably different
West Alton	5.4 mi	0.0% (±25.6 points)	Not measurably different

Nearby places with a measurably higher figure: Wood River, IL (10.9%), Alton, IL (9.9%), Alton Township, IL (9.9%).

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 Madison County, place by place

Rank	Place	Homes in buildings of 5 or more units
22	Olive Township	5.9% (±7.9 points)
23	Jarvis Township	5.6% (±2.4 points)
24	Chouteau Township	5.1% (±2.5 points)
25	Venice Township	4.3% (±2.0 points)
26	Roxana	4.2% (±5.6 points)
27	Godfrey	4.0% (±2.0 points)
28	East Alton	3.8% (±3.4 points)
29	Maryville	3.7% (±3.1 points)
30	Alhambra	3.6% (±18.2 points)
31	Madison	2.0% (±3.0 points)
32 (tie)	Alhambra Township	1.5% (±7.8 points)
32 (tie)	Foster Township (Madison County)	1.5% (±3.7 points)
34	Nameoki Township	1.2% (±1.2 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 East Alton

How many homes are in East Alton?

East Alton, IL has an estimated 2,995 (±268) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in East Alton houses or apartments?

85.4% are detached houses and 0.0% attached houses, while 13.1% are in buildings of two or more units.

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

9.3% of homes in East Alton 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 — East Alton village, 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 East Alton village, Illinois (place:21553, 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_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.