What kinds of homes are in South Beloit, IL?

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

South Beloit, IL has 3,559 (±244) homes (2020–2024 American Community Survey).

That is about 577 homes per square mile of land.

70.5% are detached single-family houses.

3.1% are in buildings of two to four units.

14.8% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 3,559 (±244)
Detached houses: 70.5%
2–4 unit buildings: 3.1%
5+ unit buildings: 14.8%

Homes in South Beloit by building size

Housing units by units in structure, 2020–2024
Building type	South Beloit	Winnebago County	Illinois	United States
Single-family, detached	70.5% (±7.1 points)	70.4%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	4.5% (±2.6 points)	4.3%	6.1%	6.2%
2 units	1.2% (±1.7 points)	6.1%	5.2%	3.4%
3 or 4 units	1.9% (±2.9 points)	6.4%	6.4%	4.3%
5 to 9 units	5.7% (±5.1 points)	3.7%	6.3%	4.5%
10 to 19 units	5.5% (±5.4 points)	2.7%	4.0%	4.3%
20 or more units	3.6% (±4.5 points)	5.1%	11.5%	10.3%
Mobile home	7.2% (±4.9 points)	1.3%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±1.0 points)	0.0%	0.0%	0.1%

In South Beloit, the share of homes in buildings of five or more units is not measurably different from Winnebago County (11.5%).

It is not measurably different from Illinois (21.8%).

It is not measurably different from the national figure (19.1%).

Homes in buildings of 5 or more units in places near South Beloit

Nearest places with a published estimate, compared with South Beloit
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
South Beloit	—	14.8% (±8.7 points)	—
Beloit	2.7 mi	13.9% (±2.1 points)	Not measurably different
Roscoe Township	3.1 mi	2.1% (±1.1 points)	Lower
Rockton	3.2 mi	8.0% (±5.6 points)	Not measurably different
Roscoe	4.2 mi	2.9% (±1.6 points)	Lower
Rockton Township	4.2 mi	10.5% (±5.0 points)	Not measurably different
Town of Beloit	5.2 mi	3.7% (±1.9 points)	Lower
Town of Turtle	6.3 mi	3.4% (±3.9 points)	Lower
Manchester Township	7.1 mi	0.0% (±20.3 points)	Not measurably different

Nearby places with a measurably lower figure: Roscoe Township, IL (2.1%), Roscoe, IL (2.9%), Town of Beloit, WI (3.7%).

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 Winnebago County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Cherry Valley Township	26.8% (±4.0 points)
2	Rockford	16.6% (±1.2 points)
3	Cherry Valley	15.6% (±7.7 points)
4	South Beloit	14.8% (±8.7 points)
5	Durand	13.8% (±6.3 points)
6	Rockford Township	13.0% (±1.0 points)
7	Rockton Township	10.5% (±5.0 points)
8	Loves Park	9.0% (±2.5 points)
9	Durand Township	8.3% (±4.0 points)
10	Rockton	8.0% (±5.6 points)

Showing 10 of 26 places in Winnebago 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 South Beloit

How many homes are in South Beloit?

South Beloit, IL has an estimated 3,559 (±244) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in South Beloit houses or apartments?

70.5% are detached houses and 4.5% attached houses, while 17.9% are in buildings of two or more units.

How many two-family and small multifamily homes are in South Beloit?

3.1% of homes in South Beloit 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 — South Beloit 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 South Beloit city, Illinois (place:70590, 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.