What kinds of homes are in Mercer Township, IL?

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

Mercer Township, IL has 1,815 (±118) homes (2020–2024 American Community Survey).

That is about 51 homes per square mile of land.

77.7% are detached single-family houses.

8.8% are in buildings of two to four units.

10.8% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 1,815 (±118)
Detached houses: 77.7%
2–4 unit buildings: 8.8%
5+ unit buildings: 10.8%

Homes in Mercer Township by building size

Housing units by units in structure, 2020–2024
Building type	Mercer Township	Mercer County	Illinois	United States
Single-family, detached	77.7% (±6.2 points)	87.9%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	2.8% (±2.8 points)	1.0%	6.1%	6.2%
2 units	2.0% (±1.9 points)	0.7%	5.2%	3.4%
3 or 4 units	6.8% (±3.9 points)	2.9%	6.4%	4.3%
5 to 9 units	6.0% (±4.9 points)	2.8%	6.3%	4.5%
10 to 19 units	0.0% (±2.0 points)	0.5%	4.0%	4.3%
20 or more units	4.8% (±3.2 points)	1.2%	11.5%	10.3%
Mobile home	0.0% (±2.0 points)	2.9%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±2.0 points)	0.0%	0.0%	0.1%

In Mercer Township, the share of homes in buildings of five or more units is not measurably different from Mercer County (4.5%).

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 Mercer Township

Nearest places with a published estimate, compared with Mercer Township
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Mercer Township	—	10.8% (±6.2 points)	—
Aledo	1.2 mi	11.7% (±6.7 points)	Not measurably different
Greene Township (Mercer County)	5.7 mi	4.2% (±6.3 points)	Not measurably different
Ohio Grove Township	5.9 mi	0.0% (±39.5 points)	Not measurably different
Millersburg Township	6.0 mi	1.4% (±17.8 points)	Not measurably different
Perryton Township	6.3 mi	22.3% (±51.8 points)	Not measurably different
Viola	7.2 mi	6.7% (±9.5 points)	Not measurably different
Matherville	7.5 mi	6.2% (±11.8 points)	Not measurably different
Seaton	7.6 mi	0.0% (±41.2 points)	Not measurably different

None of the nearby places differs measurably from this one on this figure.

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 Mercer County, place by place

Rank	Place	Homes in buildings of 5 or more units
1	Perryton Township	22.3% (±51.8 points)
2	Aledo	11.7% (±6.7 points)
3	Mercer Township	10.8% (±6.2 points)
4 (tie)	Keithsburg	6.7% (±12.4 points)
4 (tie)	Viola	6.7% (±9.5 points)
4 (tie)	Keithsburg Township	6.7% (±12.4 points)
7	Matherville	6.2% (±11.8 points)
8	Windsor (Mercer County)	5.8% (±4.2 points)
9	Greene Township (Mercer County)	4.2% (±6.3 points)

Showing 9 of 25 places in Mercer 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 Mercer Township

How many homes are in Mercer Township?

Mercer Township, IL has an estimated 1,815 (±118) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Mercer Township houses or apartments?

77.7% are detached houses and 2.8% attached houses, while 19.6% are in buildings of two or more units.

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

8.8% of homes in Mercer Township 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 — Mercer township, Mercer County, 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 Mercer township, Mercer County, Illinois (county subdivision:48398, in state:17 county:131).

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.