What kinds of homes are in San Bruno, CA?

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

San Bruno, CA has 16,433 (±574) homes (2020–2024 American Community Survey).

That is about 2,994 homes per square mile of land.

57.8% are detached single-family houses.

7.8% are in buildings of two to four units.

30.6% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 16,433 (±574)
Detached houses: 57.8%
2–4 unit buildings: 7.8%
5+ unit buildings: 30.6%

Homes in San Bruno by building size

Housing units by units in structure, 2020–2024
Building type	San Bruno	San Mateo County	California	United States
Single-family, detached	57.8% (±2.7 points)	55.3%	57.0%	61.3%
Single-family, attached (townhouse, rowhouse)	3.2% (±1.2 points)	8.7%	7.4%	6.2%
2 units	1.8% (±0.9 points)	2.0%	2.4%	3.4%
3 or 4 units	6.0% (±1.7 points)	4.0%	5.4%	4.3%
5 to 9 units	7.3% (±2.1 points)	5.6%	5.7%	4.5%
10 to 19 units	4.6% (±1.5 points)	6.1%	4.9%	4.3%
20 or more units	18.7% (±1.9 points)	17.0%	13.6%	10.3%
Mobile home	0.7% (±0.7 points)	1.1%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±0.3 points)	0.1%	0.1%	0.1%

In San Bruno, the share of homes in buildings of five or more units is not measurably different from San Mateo County (28.7%).

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

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

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

Nearest places with a published estimate, compared with San Bruno
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
San Bruno	—	30.6% (±3.2 points)	—
Millbrae	2.4 mi	30.8% (±3.8 points)	Not measurably different
Pacifica	2.8 mi	14.6% (±2.3 points)	Lower
South San Francisco	3.6 mi	24.4% (±2.4 points)	Lower
Colma	3.7 mi	17.9% (±12.6 points)	Not measurably different
Brisbane	4.4 mi	36.5% (±12.9 points)	Not measurably different
Burlingame	4.5 mi	43.5% (±4.0 points)	Higher
Broadmoor	5.3 mi	8.3% (±11.0 points)	Lower
Daly City	5.6 mi	25.7% (±1.8 points)	Lower

Nearby places with a measurably lower figure: Pacifica, CA (14.6%), South San Francisco, CA (24.4%), Broadmoor, CA (8.3%).

Nearby places with a measurably higher figure: Burlingame, CA (43.5%).

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 San Mateo County, place by place

Rank	Place	Homes in buildings of 5 or more units
3	Foster City	38.6% (±3.3 points)
4	Belmont	38.3% (±4.9 points)
5	Brisbane	36.5% (±12.9 points)
6	Redwood City	35.3% (±2.2 points)
7	East Palo Alto	33.5% (±4.4 points)
8	Millbrae	30.8% (±3.8 points)
9	San Bruno	30.6% (±3.2 points)
10	Menlo Park	27.8% (±3.3 points)
11	Daly City	25.7% (±1.8 points)
12	San Carlos	25.1% (±3.2 points)
13	South San Francisco	24.4% (±2.4 points)
14	North Fair Oaks	18.0% (±4.1 points)
15	Colma	17.9% (±12.6 points)

Showing 13 of 31 places in San Mateo County, ranked from highest to lowest.

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 Bruno

How many homes are in San Bruno?

San Bruno, CA has an estimated 16,433 (±574) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in San Bruno houses or apartments?

57.8% are detached houses and 3.2% attached houses, while 38.4% are in buildings of two or more units.

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

7.8% of homes in San Bruno 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 Bruno 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 San Bruno city, California (place:65028, 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.