What kinds of homes are in Winthrop Harbor, IL?

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

Winthrop Harbor, IL has 2,979 (±231) homes (2020–2024 American Community Survey).

That is about 641 homes per square mile of land.

91.6% are detached single-family houses.

1.1% are in buildings of two to four units.

6.3% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,979 (±231)
Detached houses: 91.6%
2–4 unit buildings: 1.1%
5+ unit buildings: 6.3%

Homes in Winthrop Harbor by building size

Housing units by units in structure, 2020–2024
Building type	Winthrop Harbor	Lake County	Illinois	United States
Single-family, detached	91.6% (±3.2 points)	66.6%	58.2%	61.3%
Single-family, attached (townhouse, rowhouse)	1.0% (±0.8 points)	10.3%	6.1%	6.2%
2 units	0.8% (±0.8 points)	2.5%	5.2%	3.4%
3 or 4 units	0.3% (±0.5 points)	3.3%	6.4%	4.3%
5 to 9 units	5.1% (±2.3 points)	3.8%	6.3%	4.5%
10 to 19 units	1.2% (±1.9 points)	4.3%	4.0%	4.3%
20 or more units	0.0% (±1.2 points)	7.5%	11.5%	10.3%
Mobile home	0.0% (±1.2 points)	1.6%	2.3%	5.6%
Boat, RV, van, etc.	0.0% (±1.2 points)	0.0%	0.0%	0.1%

In Winthrop Harbor, the share of homes in buildings of five or more units is lower than in Lake County (15.6%).

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 Winthrop Harbor

Nearest places with a published estimate, compared with Winthrop Harbor
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Winthrop Harbor	—	6.3% (±3.2 points)	—
Zion	1.8 mi	18.0% (±3.6 points)	Higher
Zion Township	1.8 mi	18.0% (±3.6 points)	Higher
Beach Park	3.5 mi	0.6% (±1.1 points)	Lower
Benton Township (Lake County)	3.6 mi	8.5% (±3.7 points)	Not measurably different
Pleasant Prairie	4.5 mi	21.7% (±3.5 points)	Higher
Wadsworth	5.4 mi	1.3% (±4.4 points)	Not measurably different
Newport Township	6.4 mi	1.3% (±2.1 points)	Lower
Waukegan Township	7.3 mi	24.7% (±2.7 points)	Higher

Nearby places with a measurably lower figure: Beach Park, IL (0.6%), Newport Township, IL (1.3%).

Nearby places with a measurably higher figure: Zion, IL (18.0%), Zion Township, IL (18.0%), Pleasant Prairie, WI (21.7%).

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 Lake County, place by place

Rank	Place	Homes in buildings of 5 or more units
36 (tie)	Round Lake	10.2% (±3.9 points)
38	Benton Township (Lake County)	8.5% (±3.7 points)
39	Round Lake Beach	8.1% (±3.3 points)
40	West Deerfield Township	7.7% (±1.4 points)
41	Lake Villa Township	7.0% (±1.8 points)
42	Wauconda Township	6.9% (±2.2 points)
43	Winthrop Harbor	6.3% (±3.2 points)
44 (tie)	Knollwood	5.1% (±7.9 points)
44 (tie)	Lindenhurst	5.1% (±3.3 points)
46	Round Lake Heights	4.5% (±6.9 points)
47	Grandwood Park	3.9% (±2.1 points)
48	Hainesville	3.2% (±5.4 points)
49	Volo	2.8% (±2.5 points)

Showing 13 of 71 places in Lake 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 Winthrop Harbor

How many homes are in Winthrop Harbor?

Winthrop Harbor, IL has an estimated 2,979 (±231) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Winthrop Harbor houses or apartments?

91.6% are detached houses and 1.0% attached houses, while 7.4% are in buildings of two or more units.

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

1.1% of homes in Winthrop Harbor 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 — Winthrop Harbor 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 Winthrop Harbor village, Illinois (place:82686, 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.