How many bedrooms do homes in Alum Rock, CA have?

Name: Bedrooms in Alum Rock, CA, 2020–2024
Creator: US Census Bureau
License: https://www.census.gov/data/developers/about/terms-of-service.html

In Alum Rock, CA, 11.4% of homes are studios or one-bedrooms and 72.2% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 3 bedrooms, 51.5% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 11.4%
3 or more bedrooms: 72.2% (±9.8 points)
Most common: 3 bedrooms

Homes in Alum Rock by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Alum Rock	Santa Clara County	California	United States
No bedroom (studio)	5.1% (±3.5 points)	5.3%	5.0%	2.9%
1 bedroom	6.3% (±3.4 points)	14.2%	13.2%	10.9%
2 bedrooms	16.5% (±4.3 points)	24.6%	26.9%	25.0%
3 bedrooms	51.5% (±7.5 points)	29.4%	32.8%	38.7%
4 bedrooms	12.9% (±5.1 points)	21.1%	17.6%	17.5%
5 or more bedrooms	7.8% (±3.6 points)	5.4%	4.5%	4.9%

In Alum Rock, the share of homes with three or more bedrooms is higher than in Santa Clara County (55.9%).

It is also higher than in California (54.9%).

It is higher than the national figure (61.1%).

Homes with 3 or more bedrooms in places near Alum Rock

Nearest places with a published estimate, compared with Alum Rock
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Alum Rock	—	72.2% (±9.8 points)	—
East Foothills	1.1 mi	82.5% (±9.4 points)	Not measurably different
San Jose	5.1 mi	56.3% (±0.8 points)	Lower
Milpitas	5.7 mi	63.5% (±2.9 points)	Not measurably different
Burbank (community)	6.8 mi	43.2% (±10.4 points)	Lower
Santa Clara	7.9 mi	40.7% (±1.7 points)	Lower
Campbell	9.4 mi	50.4% (±3.6 points)	Lower
Cambrian Park	9.7 mi	77.1% (±13.8 points)	Not measurably different
Fremont	11 mi	62.5% (±1.8 points)	Not measurably different

Nearby places with a measurably lower figure: San Jose, CA (56.3%), Burbank (community), CA (43.2%), Santa Clara, CA (40.7%).

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

Homes with 3 or more bedrooms across Santa Clara County, place by place

Rank	Place	Homes with 3 or more bedrooms
3	Saratoga	89.1% (±5.4 points)
4	Monte Sereno	88.7% (±12.9 points)
5	San Martin	82.7% (±12.2 points)
6	East Foothills	82.5% (±9.4 points)
7	Los Altos	81.1% (±5.1 points)
8	Cambrian Park	77.1% (±13.8 points)
9	Alum Rock	72.2% (±9.8 points)
10	Gilroy	71.7% (±4.0 points)
11	Morgan Hill	71.1% (±3.8 points)
12	Los Gatos	66.6% (±4.1 points)
13	Cupertino	63.6% (±3.8 points)
14	Milpitas	63.5% (±2.9 points)
15	San Jose	56.3% (±0.8 points)

Showing 13 of 23 places in Santa Clara County, ranked from highest to lowest.

Alum Rock 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 Alum Rock

What is the most common home size in Alum Rock?

The most common size is 3 bedrooms, 51.5% of homes in Alum Rock, CA.

How many studios and one-bedroom homes are in Alum Rock?

11.4% of homes in Alum Rock have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Alum Rock 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 Alum Rock CDP, California (place:01458, 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_0039PE, DP04_0039PM, DP04_0040PE, DP04_0040PM, DP04_0041PE, DP04_0041PM, DP04_0042PE, DP04_0042PM, DP04_0043PE, DP04_0043PM, DP04_0044PE, DP04_0044PM

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.