How many homes in Buffalo Grove, IL are overcrowded?

Name: Crowding and facilities in Buffalo Grove, IL, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

2.5% (±0.7 points) of occupied homes in Buffalo Grove, IL have more than one occupant per room (2020–2024 American Community Survey).

0.3% have more than 1.5.

0.3% lack complete plumbing.

0.9% lack a complete kitchen.

Figures last updated on November 12, 2026.

More than 1 per room: 2.5% (±0.7 points)
Lacking plumbing: 0.3%
Lacking a kitchen: 0.9%

Crowding and facilities in Buffalo Grove

Share of occupied homes, estimate (90% margin of error)
	Buffalo Grove	Lake County	Illinois	United States
More than 1 person per room	2.5% (±0.7 points)	2.9% (±0.3 points)	2.4% (±0.1 points)	3.4%
More than 1.5 people per room	0.3% (±0.2 points)	0.9% (±0.2 points)	0.8% (±0.1 points)	1.2%
Lacking complete plumbing	0.3% (±0.3 points)	0.2% (±0.1 points)	0.3% (±0.1 points)	0.4%
Lacking a complete kitchen	0.9% (±0.6 points)	0.6% (±0.1 points)	0.8% (±0.1 points)	0.8%

A room is any whole room other than a bathroom, hall or porch; more than one person per room is the Census Bureau’s usual measure of crowding.

Complete plumbing means hot and cold running water and a bath or shower; a complete kitchen means a sink with a faucet, a stove or range and a refrigerator.

In Buffalo Grove, the share of crowded homes is not measurably different from Lake County (2.9%).

It is not measurably different from Illinois (2.4%).

It is lower than the national figure (3.4%).

Crowded homes in places near Buffalo Grove

Nearest places with a published estimate, compared with Buffalo Grove
Place	Distance	Crowded homes	Compared with this place
Buffalo Grove	—	2.5% (±0.7 points)	—
Vernon Township	2.4 mi	2.4% (±0.8 points)	Not measurably different
Lincolnshire	3.1 mi	1.8% (±1.5 points)	Not measurably different
Long Grove	3.2 mi	0.0% (±2.0 points)	Lower
Wheeling	3.3 mi	6.9% (±1.7 points)	Higher
Riverwoods	3.5 mi	0.0% (±4.2 points)	Not measurably different
Wheeling Township	4.0 mi	3.9% (±0.7 points)	Higher
Indian Creek	4.3 mi	0.0% (±19.0 points)	Not measurably different
Kildeer	4.6 mi	0.0% (±3.5 points)	Not measurably different

Nearby places with a measurably lower figure: Long Grove, IL (0.0%).

Nearby places with a measurably higher figure: Wheeling, IL (6.9%), Wheeling Township, IL (3.9%).

Distance is measured in a straight line between the Census Bureau’s internal points for each place.

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 Buffalo Grove

How many homes in Buffalo Grove are overcrowded?

2.5% of occupied homes in Buffalo Grove, IL have more than one person per room (2020–2024 American Community Survey).

How many homes in Buffalo Grove lack plumbing or a kitchen?

0.3% lack complete plumbing facilities and 0.9% lack complete kitchen facilities.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Buffalo Grove 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 Buffalo Grove village, Illinois (place:09447, 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_0078PE, DP04_0078PM, DP04_0079PE, DP04_0079PM, DP04_0073PE, DP04_0073PM, DP04_0074PE, DP04_0074PM

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.