What kinds of homes are in Marengo, IL?

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

Marengo, IL has 2,788 (±233) homes (2020–2024 American Community Survey).

That is about 313 homes per square mile of land.

58.6% are detached single-family houses.

10.0% are in buildings of two to four units.

12.7% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,788 (±233)
Detached houses: 58.6%
2–4 unit buildings: 10.0%
5+ unit buildings: 12.7%

Homes in Marengo by building size

Housing units by units in structure, 2020–2024
Building type	Marengo	McHenry County	Illinois	United States
Single-family, detached	58.6% (±7.8 points)	77.3%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	11.1% (±6.5 points)	10.2%	6.1%	6.2%
2 units	3.8% (±2.4 points)	1.1%	5.2%	3.4%
3 or 4 units	6.2% (±3.4 points)	2.6%	6.4%	4.3%
5 to 9 units	10.6% (±6.7 points)	4.3%	6.3%	4.5%
10 to 19 units	1.2% (±1.8 points)	1.7%	4.0%	4.3%
20 or more units	0.9% (±1.1 points)	2.1%	11.5%	10.3%
Mobile home	7.7% (±5.2 points)	0.7%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±1.3 points)	0.0%	0.0%	0.1%

In Marengo, the share of homes in buildings of five or more units is not measurably different from McHenry County (8.1%).

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 Marengo

Nearest places with a published estimate, compared with Marengo
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Marengo	—	12.7% (±7.0 points)	—
Union	2.9 mi	0.0% (±21.8 points)	Not measurably different
Marengo Township	3.8 mi	11.8% (±6.6 points)	Not measurably different
Riley Township	4.5 mi	0.0% (±6.2 points)	Lower
Coral Township	4.8 mi	0.0% (±4.5 points)	Lower
Seneca Township	4.8 mi	0.0% (±5.5 points)	Lower
Bonus Township	8.7 mi	0.0% (±4.5 points)	Lower
Spring Township	8.9 mi	0.0% (±16.5 points)	Not measurably different
Dunham Township	8.9 mi	4.6% (±9.0 points)	Not measurably different

Nearby places with a measurably lower figure: Riley Township, IL (0.0%), Coral Township, IL (0.0%), Seneca 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 McHenry County, place by place

Rank	Place	Homes in buildings of 5 or more units
2	Richmond Township	20.9% (±4.5 points)
3	Dorr Township	19.4% (±3.9 points)
4	Lakemoor	18.6% (±7.9 points)
5	Woodstock	18.1% (±3.4 points)
6	Crystal Lake	16.7% (±2.7 points)
7 (tie)	McHenry	12.7% (±3.1 points)
7 (tie)	Marengo	12.7% (±7.0 points)
9	Marengo Township	11.8% (±6.6 points)
10	Algonquin Township	11.1% (±1.4 points)
11	Hebron	10.0% (±12.7 points)
12	Harvard	9.4% (±4.0 points)
13	Huntley	8.1% (±3.6 points)
14	Chemung Township	8.0% (±3.4 points)

Showing 13 of 46 places in McHenry 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 Marengo

How many homes are in Marengo?

Marengo, IL has an estimated 2,788 (±233) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Marengo houses or apartments?

58.6% are detached houses and 11.1% attached houses, while 22.7% are in buildings of two or more units.

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

10.0% of homes in Marengo 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 — Marengo 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 Marengo city, Illinois (place:46786, 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.