Diablo

Population: 1,072
Median home value: $2,000,001

Located in Contra Costa County, California, Diablo is a community with a population of 1,072. The median home value of $2,000,001 is above the Contra Costa County median ($830,800).

Between 2019 and 2023, Diablo's population grew 139.3% from 448 to 1,072, while its median home value was little changed from $2,000,001 to $2,000,001.

The typical home was built around 1982. 9.9% of residents live below the poverty line.

Demographics

ACS 2019–2023

Population: 1,072
Median age: 37.7 yrs
Median household income: —
Median home value: $2,000,001
Median gross rent: —
Housing units: 422
Homeownership rate: 100.0%
Bachelor's degree or higher: 84.1%
Unemployment rate: 7.7%

Trends

ACS 5-year · 2019–2023

Population

4481,072

Median household income

$143,616$250,001

Median home value

$2,000,001$2,000,001

Year	Population	Median household income	Median home value
2019	448	$143,616	$2,000,001
2020	834	$250,001	$2,000,001
2021	689	—	$2,000,001
2022	772	$250,001	$2,000,001
2023	1,072	—	$2,000,001

Each year is a US Census Bureau ACS 5-year estimate ending that year.

Age distribution

Under 57.2%

5 to 1719.1%

18 to 246.8%

25 to 341.3%

35 to 4429.1%

45 to 545.0%

55 to 6419.0%

65 to 740.0%

75 and over12.4%

	Count	Share
Under 5	77	7.2%
5 to 17	205	19.1%
18 to 24	73	6.8%
25 to 34	14	1.3%
35 to 44	312	29.1%
45 to 54	54	5.0%
55 to 64	204	19.0%
65 to 74	0	0.0%
75 and over	133	12.4%

Race & ethnicity

	Count	Share
White (non-Hispanic)	855	79.8%
Black or African American	0	0.0%
American Indian & Alaska Native	0	0.0%
Asian	17	1.6%
Native Hawaiian & Pacific Islander	0	0.0%
Some other race	78	7.3%
Two or more races	16	1.5%
Hispanic or Latino (any race)	106	9.9%

Educational attainment (age 25+)

No high school diploma0.0%

High school graduate2.2%

Some college or associate's13.7%

Bachelor's degree27.6%

Graduate or professional degree56.5%

	Count	Share
No high school diploma	0	0.0%
High school graduate	16	2.2%
Some college or associate's	98	13.7%
Bachelor's degree	198	27.6%
Graduate or professional degree	405	56.5%

Commute to work

Mean travel time to work: 39 min

Drove alone62.9%

Carpooled8.6%

Public transit15.1%

Walked9.5%

Bicycle0.0%

Worked from home3.9%

Other means0.0%

How workers get to work

	Count	Share
Drove alone	271	62.9%
Carpooled	37	8.6%
Public transit	65	15.1%
Walked	41	9.5%
Bicycle	0	0.0%
Worked from home	17	3.9%
Other means	0	0.0%

Travel time

	Count	Share
Under 15 min	78	18.8%
15 to 29 min	56	13.5%
30 to 44 min	95	22.9%
45 to 59 min	81	19.6%
60+ min	104	25.1%

Households

Average household size: 2.78
Poverty rate: 9.9% (106 of 1,072)

	Count	Share
Family households	346	89.9%
Nonfamily households	39	10.1%

Housing

Median year structure built: 1982

Occupancy

	Count	Share
Occupied	385	91.2%
Vacant	37	8.8%

Tenure (of occupied units)

	Count	Share
Owner-occupied	385	100.0%
Renter-occupied	0	0.0%

1-unit, detached100.0%

1-unit, attached0.0%

2 to 4 units0.0%

5 to 19 units0.0%

20 or more units0.0%

Mobile home & other0.0%

Units in structure

	Count	Share
1-unit, detached	422	100.0%
1-unit, attached	0	0.0%
2 to 4 units	0	0.0%
5 to 19 units	0	0.0%
20 or more units	0	0.0%
Mobile home & other	0	0.0%

Geography

Place GEOID: 0619150
Type (LSAD): 57
Land area: 1.36 sq mi
Water area: 0 sq mi
Center point: 37.8408, -121.9565