What kinds of homes are in Williamsfield, IL?

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

Williamsfield, IL has 239 (±50) homes (2020–2024 American Community Survey).

That is about 194 homes per square mile of land.

98.3% are detached single-family houses.

0.8% are in buildings of two to four units.

0.8% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 239 (±50)
Detached houses: 98.3%
2–4 unit buildings: 0.8%
5+ unit buildings: 0.8%

Homes in Williamsfield by building size

Housing units by units in structure, 2020–2024
Building type	Williamsfield	Knox County	Illinois	United States
Single-family, detached	98.3% (±1.7 points)	76.7%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	0.0% (±14.5 points)	1.2%	6.1%	6.2%
2 units	0.8% (±1.1 points)	4.4%	5.2%	3.4%
3 or 4 units	0.0% (±14.5 points)	3.4%	6.4%	4.3%
5 to 9 units	0.8% (±1.1 points)	3.2%	6.3%	4.5%
10 to 19 units	0.0% (±14.5 points)	2.7%	4.0%	4.3%
20 or more units	0.0% (±14.5 points)	4.7%	11.5%	10.3%
Mobile home	0.0% (±14.5 points)	3.8%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±14.5 points)	0.0%	0.0%	0.1%

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

It is also lower than in 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 Williamsfield

Nearest places with a published estimate, compared with Williamsfield
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Williamsfield	—	0.8% (±20.5 points)	—
Truro Township	1.2 mi	0.5% (±13.2 points)	Not measurably different
Millbrook Township	4.3 mi	0.0% (±27.7 points)	Not measurably different
Elba Township	6.1 mi	0.0% (±57.9 points)	Not measurably different
Victoria Township	6.6 mi	0.0% (±38.3 points)	Not measurably different
Persifer Township	7.0 mi	0.0% (±8.0 points)	Not measurably different
Brimfield Township	7.6 mi	1.9% (±11.9 points)	Not measurably different
West Jersey Township	7.9 mi	0.0% (±78.1 points)	Not measurably different
Victoria	8.2 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
7	Wataga	1.7% (±14.4 points)
8	St. Augustine	1.5% (±55.9 points)
9 (tie)	Abingdon	1.3% (±2.7 points)
9 (tie)	Indian Point Township	1.3% (±5.6 points)
9 (tie)	Sparta Township	1.3% (±11.6 points)
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)

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 Williamsfield

How many homes are in Williamsfield?

Williamsfield, IL has an estimated 239 (±50) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Williamsfield houses or apartments?

98.3% are detached houses and 0.0% attached houses, while 1.6% are in buildings of two or more units.

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

0.8% of homes in Williamsfield 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 — Williamsfield village, 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 Williamsfield village, Illinois (place:81802, 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.