How many homes in Walnut, CA are overcrowded?

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

3.2% (±1.2 points) of occupied homes in Walnut, CA have more than one occupant per room (2020–2024 American Community Survey).

0.9% have more than 1.5.

1.2% lack complete plumbing.

1.5% lack a complete kitchen.

Figures last updated on November 12, 2026.

More than 1 per room: 3.2% (±1.2 points)
Lacking plumbing: 1.2%
Lacking a kitchen: 1.5%

Crowding and facilities in Walnut

Share of occupied homes, estimate (90% margin of error)
	Walnut	Los Angeles County	California	United States
More than 1 person per room	3.2% (±1.2 points)	10.9% (±0.1 points)	8.2% (±0.1 points)	3.4%
More than 1.5 people per room	0.9% (±0.6 points)	4.7% (±0.1 points)	3.2% (±0.1 points)	1.2%
Lacking complete plumbing	1.2% (±1.1 points)	0.5% (±0.1 points)	0.4% (±0.1 points)	0.4%
Lacking a complete kitchen	1.5% (±1.2 points)	1.7% (±0.1 points)	1.2% (±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 Walnut, the share of crowded homes is lower than in Los Angeles County (10.9%).

It is also lower than in California (8.2%).

It is not measurably different from the national figure (3.4%).

Crowded homes in places near Walnut

Nearest places with a published estimate, compared with Walnut
Place	Distance	Crowded homes	Compared with this place
Walnut	—	3.2% (±1.2 points)	—
South San Jose Hills	3.3 mi	19.9% (±4.7 points)	Higher
Diamond Bar	3.3 mi	4.4% (±1.5 points)	Not measurably different
West Covina	3.4 mi	8.0% (±1.0 points)	Higher
Covina	4.0 mi	9.0% (±1.8 points)	Higher
Valinda	4.3 mi	14.8% (±3.8 points)	Higher
Charter Oak	4.5 mi	6.0% (±4.7 points)	Not measurably different
Industry	4.9 mi	33.3% (±26.3 points)	Higher
Rowland Heights	5.0 mi	7.1% (±1.5 points)	Higher

Nearby places with a measurably higher figure: South San Jose Hills, CA (19.9%), West Covina, CA (8.0%), Covina, CA (9.0%).

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 Walnut

How many homes in Walnut are overcrowded?

3.2% of occupied homes in Walnut, CA have more than one person per room (2020–2024 American Community Survey).

How many homes in Walnut lack plumbing or a kitchen?

1.2% lack complete plumbing facilities and 1.5% lack complete kitchen facilities.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Walnut city, California

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 Walnut city, California (place:83332, in state:06).

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.