How many homes in Rancho Santa Margarita, CA are overcrowded?

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

4.3% (±1.3 points) of occupied homes in Rancho Santa Margarita, CA have more than one occupant per room (2020–2024 American Community Survey).

2.4% have more than 1.5.

0.1% lack complete plumbing.

0.3% lack a complete kitchen.

Figures last updated on November 12, 2026.

More than 1 per room: 4.3% (±1.3 points)
Lacking plumbing: 0.1%
Lacking a kitchen: 0.3%

Crowding and facilities in Rancho Santa Margarita

Share of occupied homes, estimate (90% margin of error)
	Rancho Santa Margarita	Orange County	California	United States
More than 1 person per room	4.3% (±1.3 points)	8.8% (±0.3 points)	8.2% (±0.1 points)	3.4%
More than 1.5 people per room	2.4% (±0.9 points)	3.5% (±0.2 points)	3.2% (±0.1 points)	1.2%
Lacking complete plumbing	0.1% (±0.2 points)	0.3% (±0.1 points)	0.4% (±0.1 points)	0.4%
Lacking a complete kitchen	0.3% (±0.3 points)	1.4% (±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 Rancho Santa Margarita, the share of crowded homes is lower than in Orange County (8.8%).

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 Rancho Santa Margarita

Nearest places with a published estimate, compared with Rancho Santa Margarita
Place	Distance	Crowded homes	Compared with this place
Rancho Santa Margarita	—	4.3% (±1.3 points)	—
Coto de Caza	2.5 mi	1.0% (±1.3 points)	Lower
Trabuco Canyon	3.2 mi	0.0% (±12.3 points)	Not measurably different
Las Flores	3.6 mi	4.7% (±4.3 points)	Not measurably different
Mission Viejo	3.7 mi	3.0% (±0.9 points)	Not measurably different
Lake Forest	4.7 mi	5.5% (±1.4 points)	Not measurably different
Ladera Ranch	6.3 mi	2.4% (±1.7 points)	Not measurably different
Laguna Hills	6.3 mi	3.1% (±1.4 points)	Not measurably different
Laguna Woods	7.7 mi	0.4% (±0.6 points)	Lower

Nearby places with a measurably lower figure: Coto de Caza, CA (1.0%), Laguna Woods, CA (0.4%).

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 Rancho Santa Margarita

How many homes in Rancho Santa Margarita are overcrowded?

4.3% of occupied homes in Rancho Santa Margarita, CA have more than one person per room (2020–2024 American Community Survey).

How many homes in Rancho Santa Margarita lack plumbing or a kitchen?

0.1% lack complete plumbing facilities and 0.3% lack complete kitchen facilities.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Rancho Santa Margarita 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 Rancho Santa Margarita city, California (place:59587, 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.