What kinds of homes are in Oneida, IL?

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

Oneida, IL has 257 (±61) homes (2020–2024 American Community Survey).

That is about 337 homes per square mile of land.

87.9% are detached single-family houses.

11.2% are in buildings of two to four units.

0.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 257 (±61)
Detached houses: 87.9%
2–4 unit buildings: 11.2%
5+ unit buildings: 0.0%

Homes in Oneida by building size

Housing units by units in structure, 2020–2024
Building type	Oneida	Knox County	Illinois	United States
Single-family, detached	87.9% (±6.0 points)	76.7%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	0.8% (±1.3 points)	1.2%	6.1%	6.2%
2 units	1.9% (±2.0 points)	4.4%	5.2%	3.4%
3 or 4 units	9.3% (±5.4 points)	3.4%	6.4%	4.3%
5 to 9 units	0.0% (±13.5 points)	3.2%	6.3%	4.5%
10 to 19 units	0.0% (±13.5 points)	2.7%	4.0%	4.3%
20 or more units	0.0% (±13.5 points)	4.7%	11.5%	10.3%
Mobile home	0.0% (±13.5 points)	3.8%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±13.5 points)	0.0%	0.0%	0.1%

In Oneida, the share of homes in buildings of five or more units is not measurably different from Knox County (10.6%).

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 Oneida

Nearest places with a published estimate, compared with Oneida
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Oneida	—	0.0% (±23.4 points)	—
Ontario Township	3.3 mi	0.0% (±17.0 points)	Not measurably different
Wataga	4.2 mi	1.7% (±14.4 points)	Not measurably different
Sparta Township	4.2 mi	1.3% (±11.6 points)	Not measurably different
Altona	4.3 mi	0.0% (±24.1 points)	Not measurably different
Walnut Grove Township (Knox County)	4.4 mi	0.0% (±15.9 points)	Not measurably different
Copley Township	5.0 mi	0.0% (±40.9 points)	Not measurably different
Henderson	7.5 mi	5.4% (±36.1 points)	Not measurably different
Victoria	7.6 mi	0.0% (±44.3 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 Knox County, place by place

Rank	Place	Homes in buildings of 5 or more units
12	Henderson Township	1.2% (±9.0 points)
13 (tie)	Williamsfield	0.8% (±20.5 points)
13 (tie)	Cedar Township	0.8% (±3.4 points)
15	Truro Township	0.5% (±13.2 points)
16 (tie)	Altona	0.0% (±24.1 points)
16 (tie)	Maquon	0.0% (±52.5 points)
16 (tie)	Oneida	0.0% (±23.4 points)
16 (tie)	Rio	0.0% (±59.2 points)
16 (tie)	Victoria	0.0% (±44.3 points)
16 (tie)	Yates City	0.0% (±22.3 points)
16 (tie)	Chestnut Township	0.0% (±53.7 points)
16 (tie)	Copley Township	0.0% (±40.9 points)
16 (tie)	Elba Township	0.0% (±57.9 points)

Showing 13 of 35 places in Knox 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 Oneida

How many homes are in Oneida?

Oneida, IL has an estimated 257 (±61) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Oneida houses or apartments?

87.9% are detached houses and 0.8% attached houses, while 11.2% are in buildings of two or more units.

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

11.2% of homes in Oneida 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 — Oneida 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 Oneida city, Illinois (place:56159, 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.