What kinds of homes are in Trenton, IL?

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

Trenton, IL has 1,239 (±124) homes (2020–2024 American Community Survey).

That is about 658 homes per square mile of land.

75.2% are detached single-family houses.

11.8% are in buildings of two to four units.

10.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 1,239 (±124)
Detached houses: 75.2%
2–4 unit buildings: 11.8%
5+ unit buildings: 10.0%

Homes in Trenton by building size

Housing units by units in structure, 2020–2024
Building type	Trenton	Clinton County	Illinois	United States
Single-family, detached	75.2% (±6.2 points)	80.9%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	2.0% (±1.9 points)	1.7%	6.1%	6.2%
2 units	7.9% (±5.0 points)	2.9%	5.2%	3.4%
3 or 4 units	3.9% (±2.4 points)	2.4%	6.4%	4.3%
5 to 9 units	4.3% (±3.1 points)	1.1%	6.3%	4.5%
10 to 19 units	0.4% (±0.6 points)	0.2%	4.0%	4.3%
20 or more units	5.3% (±3.5 points)	2.1%	11.5%	10.3%
Mobile home	1.0% (±1.3 points)	8.7%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±3.0 points)	0.0%	0.0%	0.1%

In Trenton, the share of homes in buildings of five or more units is higher than in Clinton County (3.4%).

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 Trenton

Nearest places with a published estimate, compared with Trenton
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Trenton	—	10.0% (±4.7 points)	—
Sugar Creek Township	1.6 mi	5.6% (±2.5 points)	Not measurably different
Summerfield	3.6 mi	0.0% (±37.4 points)	Not measurably different
Aviston	4.1 mi	3.2% (±5.7 points)	Not measurably different
Lebanon Township	4.4 mi	13.2% (±6.7 points)	Not measurably different
New Baden	5.1 mi	0.0% (±4.8 points)	Lower
Albers	5.8 mi	0.0% (±11.3 points)	Not measurably different
St. Jacob Township	6.7 mi	0.5% (±3.7 points)	Lower
Lebanon	6.7 mi	17.4% (±7.3 points)	Not measurably different

Nearby places with a measurably lower figure: New Baden, IL (0.0%), St. Jacob Township, IL (0.5%).

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 Clinton County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Brookside Township	11.8% (±3.7 points)
2	Trenton	10.0% (±4.7 points)
3	Breese	8.0% (±4.3 points)
4	Breese Township	6.5% (±3.4 points)
5	Damiansville	5.7% (±17.2 points)
6	Sugar Creek Township	5.6% (±2.5 points)
7	Hoffman	3.3% (±20.7 points)
8	Aviston	3.2% (±5.7 points)

Showing 8 of 29 places in Clinton 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 Trenton

How many homes are in Trenton?

Trenton, IL has an estimated 1,239 (±124) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Trenton houses or apartments?

75.2% are detached houses and 2.0% attached houses, while 21.8% are in buildings of two or more units.

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

11.8% of homes in Trenton 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 — Trenton 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 Trenton city, Illinois (place:75991, 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.