What kinds of homes are in Byron, CA?

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

Byron, CA has 534 (±146) homes (2020–2024 American Community Survey).

That is about 82 homes per square mile of land.

87.3% are detached single-family houses.

0.0% are in buildings of two to four units.

3.4% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 534 (±146)
Detached houses: 87.3%
2–4 unit buildings: 0.0%
5+ unit buildings: 3.4%

Homes in Byron by building size

Housing units by units in structure, 2020–2024
Building type	Byron	Contra Costa County	California	United States
Single-family, detached	87.3% (±13.5 points)	67.5%	57.0%	61.3%
Single-family, attached (townhouse, rowhouse)	0.0% (±7.6 points)	8.9%	7.4%	6.2%
2 units	0.0% (±7.6 points)	1.4%	2.4%	3.4%
3 or 4 units	0.0% (±7.6 points)	4.2%	5.4%	4.3%
5 to 9 units	0.0% (±7.6 points)	3.7%	5.7%	4.5%
10 to 19 units	3.4% (±5.6 points)	3.1%	4.9%	4.3%
20 or more units	0.0% (±7.6 points)	9.7%	13.6%	10.3%
Mobile home	9.4% (±11.9 points)	1.4%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±7.6 points)	0.1%	0.1%	0.1%

In Byron, the share of homes in buildings of five or more units is lower than in Contra Costa County (16.5%).

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 Byron

Nearest places with a published estimate, compared with Byron
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Byron	—	3.4% (±12.1 points)	—
Discovery Bay	3.3 mi	1.3% (±2.0 points)	Not measurably different
Brentwood	5.9 mi	4.1% (±1.3 points)	Not measurably different
Knightsen	6.0 mi	0.0% (±12.1 points)	Not measurably different
Oakley	8.8 mi	3.5% (±1.2 points)	Not measurably different
Mountain House	9.2 mi	0.5% (±0.9 points)	Not measurably different
Bethel Island	11 mi	0.0% (±6.9 points)	Not measurably different
Antioch	11 mi	11.2% (±1.5 points)	Not measurably different
Camino Tassajara	14 mi	15.7% (±8.4 points)	Not measurably different

None of the nearby places differs measurably from this one on this figure.

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 Contra Costa County, place by place

Rank	Place	Homes in buildings of 5 or more units
25	Danville	6.0% (±1.6 points)
26	Rollingwood	5.5% (±7.7 points)
27	Pacheco	4.9% (±6.4 points)
28	Brentwood	4.1% (±1.3 points)
29	Orinda	4.0% (±2.2 points)
30	Oakley	3.5% (±1.2 points)
31 (tie)	Byron	3.4% (±12.1 points)
31 (tie)	Mountain View (community)	3.4% (±5.6 points)
33	Alamo	1.9% (±2.4 points)
34	Crockett	1.6% (±3.9 points)
35	Blackhawk	1.4% (±2.1 points)
36	Discovery Bay	1.3% (±2.0 points)
37	Clayton	0.6% (±1.6 points)

Showing 13 of 48 places in Contra Costa County, ranked from highest to lowest.

Byron 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 Byron

How many homes are in Byron?

Byron, CA has an estimated 534 (±146) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Byron houses or apartments?

87.3% are detached houses and 0.0% attached houses, while 3.4% are in buildings of two or more units.

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

0.0% of homes in Byron 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 — Byron 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 Byron CDP, California (place:09346, 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.