How many bedrooms do homes in Alto, CA have?

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

In Alto, CA, 9.9% of homes are studios or one-bedrooms and 43.2% have three or more bedrooms (2020–2024 American Community Survey).

The most common size is 2 bedrooms, 46.9% of homes.

Figures last updated on November 12, 2026.

Studio or 1 bedroom: 9.9%
3 or more bedrooms: 43.2% (±25.7 points)
Most common: 2 bedrooms

Homes in Alto by bedroom count

Housing units by bedrooms, 2020–2024
Bedrooms	Alto	Marin County	California	United States
No bedroom (studio)	0.0% (±8.8 points)	3.9%	5.0%	2.9%
1 bedroom	9.9% (±14.6 points)	12.6%	13.2%	10.9%
2 bedrooms	46.9% (±22.2 points)	24.3%	26.9%	25.0%
3 bedrooms	30.9% (±21.4 points)	33.6%	32.8%	38.7%
4 bedrooms	12.3% (±11.1 points)	20.3%	17.6%	17.5%
5 or more bedrooms	0.0% (±8.8 points)	5.4%	4.5%	4.9%

In Alto, the share of homes with three or more bedrooms is not measurably different from Marin County (59.3%).

It is not measurably different from California (54.9%).

It is not measurably different from the national figure (61.1%).

Homes with 3 or more bedrooms in places near Alto

Nearest places with a published estimate, compared with Alto
Place	Distance	Homes with 3 or more bedrooms	Compared with this place
Alto	—	43.2% (±25.7 points)	—
Strawberry	1.1 mi	52.4% (±10.1 points)	Not measurably different
Mill Valley	1.3 mi	58.9% (±6.9 points)	Not measurably different
Corte Madera	1.9 mi	67.9% (±8.6 points)	Not measurably different
Tamalpais-Homestead Valley	2.1 mi	71.2% (±6.3 points)	Higher
Marin City	2.4 mi	31.9% (±10.0 points)	Not measurably different
Larkspur	2.5 mi	47.2% (±6.3 points)	Not measurably different
Kentfield	3.0 mi	79.2% (±8.5 points)	Higher
Tiburon	3.3 mi	70.2% (±8.4 points)	Not measurably different

Nearby places with a measurably higher figure: Tamalpais-Homestead Valley, CA (71.2%), Kentfield, CA (79.2%).

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

Homes with 3 or more bedrooms across Marin County, place by place

Rank	Place	Homes with 3 or more bedrooms
12 (tie)	San Anselmo	58.9% (±6.9 points)
14	Woodacre	55.3% (±18.5 points)
15	Strawberry	52.4% (±10.1 points)
16	Fairfax	52.0% (±7.4 points)
17	San Rafael	48.1% (±3.0 points)
18	Larkspur	47.2% (±6.3 points)
19	Alto	43.2% (±25.7 points)
20	Sausalito	43.1% (±6.7 points)
21	Bolinas	43.0% (±11.8 points)
22	Lagunitas-Forest Knolls	40.7% (±14.4 points)
23	Inverness	40.4% (±12.3 points)
24	Marin City	31.9% (±10.0 points)

Showing 12 of 24 places in Marin County, ranked from highest to lowest.

Alto 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 Alto

What is the most common home size in Alto?

The most common size is 2 bedrooms, 46.9% of homes in Alto, CA.

How many studios and one-bedroom homes are in Alto?

9.9% of homes in Alto have one bedroom or none.

Sources

Selected Housing Characteristics (DP04), 2020–2024 ACS 5-year estimates — Alto 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 Alto CDP, California (place:01416, 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.