What kinds of homes are in Quincy Township, IL?

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

Quincy Township, IL has 19,139 (±293) homes (2020–2024 American Community Survey).

That is about 1,202 homes per square mile of land.

69.6% are detached single-family houses.

10.1% are in buildings of two to four units.

13.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 19,139 (±293)
Detached houses: 69.6%
2–4 unit buildings: 10.1%
5+ unit buildings: 13.0%

Homes in Quincy Township by building size

Housing units by units in structure, 2020–2024
Building type	Quincy Township	Adams County	Illinois	United States
Single-family, detached	69.6% (±2.4 points)	76.3%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	5.1% (±1.1 points)	3.6%	6.1%	6.2%
2 units	5.5% (±1.1 points)	3.6%	5.2%	3.4%
3 or 4 units	4.6% (±1.1 points)	3.5%	6.4%	4.3%
5 to 9 units	4.8% (±1.4 points)	3.3%	6.3%	4.5%
10 to 19 units	3.2% (±1.2 points)	2.1%	4.0%	4.3%
20 or more units	5.0% (±1.2 points)	3.2%	11.5%	10.3%
Mobile home	2.2% (±0.8 points)	4.5%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±0.2 points)	0.0%	0.0%	0.1%

In Quincy Township, the share of homes in buildings of five or more units is higher than in Adams County (8.6%).

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 Quincy Township

Nearest places with a published estimate, compared with Quincy Township
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Quincy Township	—	13.0% (±2.2 points)	—
Quincy	0.0 mi	13.0% (±2.2 points)	Not measurably different
Melrose Township (Adams County)	4.0 mi	0.0% (±2.6 points)	Lower
Riverside Township (Adams County)	5.3 mi	6.1% (±7.9 points)	Not measurably different
Ellington Township	5.4 mi	0.0% (±5.5 points)	Lower
Gilmer Township	9.4 mi	0.0% (±13.5 points)	Not measurably different
Fall Creek Township	9.5 mi	0.0% (±33.9 points)	Not measurably different
Burton Township (Adams County)	9.6 mi	0.0% (±22.3 points)	Not measurably different
Ursa	9.7 mi	4.0% (±11.3 points)	Not measurably different

Nearby places with a measurably lower figure: Melrose Township (Adams County), IL (0.0%), Ellington Township, IL (0.0%).

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 Adams County, place by place

Rank	Place	Homes in buildings of 5 or more units
1 (tie)	Quincy	13.0% (±2.2 points)
1 (tie)	Quincy Township	13.0% (±2.2 points)
3	Riverside Township (Adams County)	6.1% (±7.9 points)
4	Camp Point	4.1% (±10.8 points)
5	Ursa	4.0% (±11.3 points)
6	Camp Point Township	3.0% (±7.9 points)
7	Ursa Township	2.8% (±8.0 points)
8	Payson	0.5% (±11.9 points)

Showing 8 of 37 places in Adams 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 Quincy Township

How many homes are in Quincy Township?

Quincy Township, IL has an estimated 19,139 (±293) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Quincy Township houses or apartments?

69.6% are detached houses and 5.1% attached houses, while 23.1% are in buildings of two or more units.

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

10.1% of homes in Quincy 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 — Quincy township, Adams 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 Quincy township, Adams County, Illinois (county subdivision:62380, in state:17 county:001).

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.