What kinds of homes are in San Martin, CA?

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

San Martin, CA has 2,065 (±193) homes (2020–2024 American Community Survey).

That is about 178 homes per square mile of land.

90.6% are detached single-family houses.

0.0% are in buildings of two to four units.

0.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 2,065 (±193)
Detached houses: 90.6%
2–4 unit buildings: 0.0%
5+ unit buildings: 0.6%

Homes in San Martin by building size

Housing units by units in structure, 2020–2024
Building type	San Martin	Santa Clara County	California	United States
Single-family, detached	90.6% (±4.8 points)	50.7%	57.0%	61.3%
Single-family, attached (townhouse, rowhouse)	4.6% (±3.6 points)	11.0%	7.4%	6.2%
2 units	0.0% (±2.0 points)	1.3%	2.4%	3.4%
3 or 4 units	0.0% (±2.0 points)	5.5%	5.4%	4.3%
5 to 9 units	0.0% (±2.0 points)	4.9%	5.7%	4.5%
10 to 19 units	0.0% (±2.0 points)	4.7%	4.9%	4.3%
20 or more units	0.6% (±1.0 points)	19.0%	13.6%	10.3%
Mobile home	4.2% (±3.1 points)	2.8%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±2.0 points)	0.1%	0.1%	0.1%

In San Martin, the share of homes in buildings of five or more units is lower than in Santa Clara County (28.6%).

It is also lower than in California (24.2%).

It is lower than the national figure (19.1%).

Homes in buildings of 5 or more units in places near San Martin

Nearest places with a published estimate, compared with San Martin
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
San Martin	—	0.6% (±3.0 points)	—
Morgan Hill	4.2 mi	13.1% (±2.6 points)	Higher
Gilroy	5.3 mi	14.9% (±2.0 points)	Higher
Interlaken	12 mi	0.6% (±3.1 points)	Not measurably different
Corralitos	13 mi	0.0% (±6.9 points)	Not measurably different
Amesti	13 mi	0.0% (±8.5 points)	Not measurably different
Aromas	15 mi	0.0% (±6.2 points)	Not measurably different
Watsonville	15 mi	24.4% (±3.3 points)	Higher
Freedom	15 mi	12.0% (±9.5 points)	Higher

Nearby places with a measurably higher figure: Morgan Hill, CA (13.1%), Gilroy, CA (14.9%), Watsonville, CA (24.4%).

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 Santa Clara County, place by place

Rank	Place	Homes in buildings of 5 or more units
12	Morgan Hill	13.1% (±2.6 points)
13	Los Altos	11.3% (±1.8 points)
14	Saratoga	5.2% (±1.4 points)
15	Burbank (community)	4.4% (±3.2 points)
16	Alum Rock	1.6% (±3.1 points)
17	Cambrian Park	0.9% (±5.0 points)
18	San Martin	0.6% (±3.0 points)
19	East Foothills	0.3% (±2.7 points)
20 (tie)	Los Altos Hills	0.0% (±2.3 points)
20 (tie)	Monte Sereno	0.0% (±5.0 points)
20 (tie)	Lexington Hills	0.0% (±6.8 points)
20 (tie)	Loyola	0.0% (±5.9 points)

Showing 12 of 23 places in Santa Clara County, ranked from highest to lowest.

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 are in San Martin?

San Martin, CA has an estimated 2,065 (±193) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in San Martin houses or apartments?

90.6% are detached houses and 4.6% attached houses, while 0.6% are in buildings of two or more units.

How many two-family and small multifamily homes are in San Martin?

0.0% of homes in San Martin 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 — 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_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.