What kinds of homes are in Knightsen, CA?

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

Knightsen, CA has 587 (±154) homes (2020–2024 American Community Survey).

That is about 70 homes per square mile of land.

85.5% are detached single-family houses.

1.4% are in buildings of two to four units.

0.0% are in buildings of five or more units.

Figures last updated on November 12, 2026.

Housing units: 587 (±154)
Detached houses: 85.5%
2–4 unit buildings: 1.4%
5+ unit buildings: 0.0%

Homes in Knightsen by building size

Housing units by units in structure, 2020–2024
Building type	Knightsen	Contra Costa County	California	United States
Single-family, detached	85.5% (±10.6 points)	67.5%	57.0%	61.3%
Single-family, attached (townhouse, rowhouse)	1.9% (±3.6 points)	8.9%	7.4%	6.2%
2 units	0.0% (±7.0 points)	1.4%	2.4%	3.4%
3 or 4 units	1.4% (±2.5 points)	4.2%	5.4%	4.3%
5 to 9 units	0.0% (±7.0 points)	3.7%	5.7%	4.5%
10 to 19 units	0.0% (±7.0 points)	3.1%	4.9%	4.3%
20 or more units	0.0% (±7.0 points)	9.7%	13.6%	10.3%
Mobile home	11.2% (±10.4 points)	1.4%	3.5%	5.6%
Boat, RV, van, etc.	0.0% (±7.0 points)	0.1%	0.1%	0.1%

In Knightsen, 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 Knightsen

Nearest places with a published estimate, compared with Knightsen
Place	Distance	Homes in buildings of 5 or more units	Compared with this place
Knightsen	—	0.0% (±12.1 points)	—
Oakley	3.4 mi	3.5% (±1.2 points)	Not measurably different
Brentwood	4.3 mi	4.1% (±1.3 points)	Not measurably different
Bethel Island	4.7 mi	0.0% (±6.9 points)	Not measurably different
Discovery Bay	4.7 mi	1.3% (±2.0 points)	Not measurably different
Byron	6.0 mi	3.4% (±12.1 points)	Not measurably different
Antioch	8.1 mi	11.2% (±1.5 points)	Not measurably different
Isleton	14 mi	5.5% (±15.2 points)	Not measurably different
Pittsburg	14 mi	15.9% (±2.2 points)	Higher

Nearby places with a measurably higher figure: Pittsburg, CA (15.9%).

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
39 (tie)	Bayview (Contra Costa County)	0.0% (±8.3 points)
39 (tie)	Bethel Island	0.0% (±6.9 points)
39 (tie)	Castle Hill	0.0% (±19.6 points)
39 (tie)	Diablo	0.0% (±14.7 points)
39 (tie)	East Richmond Heights	0.0% (±5.0 points)
39 (tie)	Kensington	0.0% (±3.3 points)
39 (tie)	Knightsen	0.0% (±12.1 points)
39 (tie)	Montalvin Manor	0.0% (±9.9 points)
39 (tie)	Norris Canyon	0.0% (±18.2 points)

Showing 9 of 48 places in Contra Costa County, ranked from highest to lowest.

Knightsen 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 Knightsen

How many homes are in Knightsen?

Knightsen, CA has an estimated 587 (±154) housing units, occupied and vacant (2020–2024 American Community Survey).

Are most homes in Knightsen houses or apartments?

85.5% are detached houses and 1.9% attached houses, while 1.4% are in buildings of two or more units.

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

1.4% of homes in Knightsen 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 — Knightsen 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 Knightsen CDP, California (place:38772, 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.