What kinds of homes are in Somonauk, IL?

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

Somonauk, IL has 677 (±97) homes (2020–2024 American Community Survey).

That is about 271 homes per square mile of land.

71.3% are detached single-family houses.

7.3% are in buildings of two to four units.

4.7% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 677 (±97)
Detached houses: 71.3%
2–4 unit buildings: 7.3%
5+ unit buildings: 4.7%

Homes in Somonauk by building size

Housing units by units in structure, 2020–2024
Building type	Somonauk	DeKalb County	Illinois	United States
Single-family, detached	71.3% (±6.9 points)	58.2%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	16.7% (±4.8 points)	9.3%	6.1%	6.2%
2 units	2.4% (±1.7 points)	3.3%	5.2%	3.4%
3 or 4 units	4.9% (±3.9 points)	6.4%	6.4%	4.3%
5 to 9 units	0.3% (±0.6 points)	8.3%	6.3%	4.5%
10 to 19 units	1.0% (±1.5 points)	6.4%	4.0%	4.3%
20 or more units	3.4% (±2.4 points)	6.0%	11.5%	10.3%
Mobile home	0.0% (±5.4 points)	2.1%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±5.4 points)	0.0%	0.0%	0.1%

In Somonauk, the share of homes in buildings of five or more units is lower than in DeKalb County (20.7%).

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 Somonauk

Nearest places with a published estimate, compared with Somonauk
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Somonauk	—	4.7% (±2.9 points)	—
Lake Holiday	1.5 mi	0.0% (±2.4 points)	Lower
Somonauk Township	3.0 mi	0.3% (±7.0 points)	Not measurably different
Northville Township	3.1 mi	0.9% (±1.2 points)	Lower
Sandwich	3.7 mi	5.5% (±2.4 points)	Not measurably different
Sandwich Township	4.5 mi	5.3% (±2.4 points)	Not measurably different
Victor Township	4.8 mi	0.0% (±62.0 points)	Not measurably different
Adams Township	5.3 mi	0.4% (±6.7 points)	Not measurably different
Leland	5.9 mi	0.7% (±11.2 points)	Not measurably different

Nearby places with a measurably lower figure: Lake Holiday, IL (0.0%), Northville Township, IL (0.9%).

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 DeKalb County, place by place

Rank	Place	Homes in buildings of 5 or more units
12	Franklin Township	6.9% (±7.2 points)
13 (tie)	Cortland Township	5.9% (±2.9 points)
13 (tie)	Shabbona Township	5.9% (±7.5 points)
15	Malta Township	5.8% (±4.2 points)
16	Sandwich	5.5% (±2.4 points)
17	Sandwich Township	5.3% (±2.4 points)
18	Somonauk	4.7% (±2.9 points)
19	Waterman	3.4% (±1.8 points)
20	Hinckley	3.1% (±6.5 points)
21	Squaw Grove Township	2.9% (±5.2 points)
22	Clinton Township	2.3% (±1.2 points)
23	Kingston	1.7% (±10.0 points)
24	Kingston Township	0.7% (±4.1 points)

Showing 13 of 32 places in DeKalb 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.

What you can do on Seayora in Somonauk

One account for renting, owning, managing and fixing homes, with these figures beside you.

Own or manage a rental?

List it, sign the lease and collect rent online, with the figures for Somonauk beside you.

Create a landlord account · See what landlords get

Looking for a place to rent?

Browse homes for rent near Somonauk, save the ones you like and apply online.

Browse rentals · Create a renter account

Do repairs, renovations or maintenance?

Get found by owners and renters near Somonauk, and send estimates and invoices from your phone.

Join as a pro · Find a pro

Questions about Somonauk

How many homes are in Somonauk?

Somonauk, IL has an estimated 677 (±97) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Somonauk houses or apartments?

71.3% are detached houses and 16.7% attached houses, while 12.0% are in buildings of two or more units.

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

7.3% of homes in Somonauk 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 — Somonauk 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 Somonauk village, Illinois (place:70460, 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.