How many homes in San Martin, CA are overcrowded?

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

5.4% (±2.7 points) of occupied homes in San Martin, CA have more than one occupant per room (2020–2024 American Community Survey).

1.0% have more than 1.5.

1.9% lack complete plumbing.

2.2% lack a complete kitchen.

Figures last updated on November 12, 2026.

More than 1 per room: 5.4% (±2.7 points)
Lacking plumbing: 1.9%
Lacking a kitchen: 2.2%

Crowding and facilities in San Martin

Share of occupied homes, estimate (90% margin of error)
	San Martin	Santa Clara County	California	United States
More than 1 person per room	5.4% (±2.7 points)	7.5% (±0.3 points)	8.2% (±0.1 points)	3.4%
More than 1.5 people per room	1.0% (±1.3 points)	3.0% (±0.2 points)	3.2% (±0.1 points)	1.2%
Lacking complete plumbing	1.9% (±2.7 points)	0.4% (±0.1 points)	0.4% (±0.1 points)	0.4%
Lacking a complete kitchen	2.2% (±2.7 points)	0.9% (±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 San Martin, the share of crowded homes is not measurably different from Santa Clara County (7.5%).

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 San Martin

Nearest places with a published estimate, compared with San Martin
Place	Distance	Crowded homes	Compared with this place
San Martin	—	5.4% (±2.7 points)	—
Morgan Hill	4.2 mi	6.3% (±1.8 points)	Not measurably different
Gilroy	5.3 mi	5.8% (±1.1 points)	Not measurably different
Interlaken	12 mi	26.6% (±9.1 points)	Higher
Corralitos	13 mi	0.5% (±4.3 points)	Not measurably different
Amesti	13 mi	7.9% (±8.6 points)	Not measurably different
Aromas	15 mi	4.4% (±5.1 points)	Not measurably different
Watsonville	15 mi	21.5% (±3.1 points)	Higher
Freedom	15 mi	8.3% (±6.2 points)	Not measurably different

Nearby places with a measurably higher figure: Interlaken, CA (26.6%), Watsonville, CA (21.5%).

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

San Martin is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

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 San Martin

How many homes in San Martin are overcrowded?

5.4% of occupied homes in San Martin, CA have more than one person per room (2020–2024 American Community Survey).

How many homes in San Martin lack plumbing or a kitchen?

1.9% lack complete plumbing facilities and 2.2% lack complete kitchen facilities.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — San Martin CDP, 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 San Martin CDP, California (place:68238, 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.