Diablo, California Population 2024

772

Diablo is a city located in Contra Costa County California. Diablo has a 2024 population of 772. Diablo is currently declining at a rate of annually and its population has decreased by -7.43% since the most recent census, which recorded a population of 834 in 2020.

The average household income in Diablo is $392,937 with a poverty rate of 16.06%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Diablo is 37.4 years, 37.4 years for males, and 37.4 years for females.

Diablo Demographics

According to the most recent ACS, the racial composition of Diablo was:

  • White: 90.8%
  • Two or more races: 6.99%
  • Asian: 2.2%
  • Black or African American:
  • Native American:
  • Native Hawaiian or Pacific Islander:
  • Other race:
Land Area (mi²)
1.4 sq mi
Density (mi²)
568.70/sq mi
Growth Since 2020
-7.43% (-62)
The current population of Diablo, California is 772 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 834.

Diablo, California Population 2024

Population by Race

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Race
Population
Percentage (of total)
White70190.8%
Two or more races546.99%
Asian172.2%
Black or African American
Native American
Native Hawaiian or Pacific Islander
Other race
showing: 7 rows

White

Two or more races

Asian

Black or African American

Native American

Native Hawaiian or Pacific Islander

Other race

Diablo Population by Race

Diablo Population Pyramid 2024

Diablo Median Age

37.4

Total

37.4

Male

37.4

Female

Diablo Adults

There are 535 adults, (149 of whom are seniors) in Diablo.

Diablo Age Dependency

100

Age Dependency Ratio

38.6

Old Age Dependency Ratio

61.4

Child Dependency Ratio

Diablo Sex Ratio

Female42354.79%
Male34945.21%

Diablo Population by Age

Diablo Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2503.091000
Married2013.161000
Female363.441000
Non Family1301000
Male000
showing: 5 rows

3.2

Average Family Size

3.09

Average Household Size

100.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Diablo Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Diablo Educational Attainment by Sex (over 25)

Diablo Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 100%.

The highest rate of bachelors degrees is among 2+ races people with a rate of 100%.

Diablo Educational Attainment by Race

All

Male

Female

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$250,001

Average Earnings

$250,001

Average Male

$250,001

Average Female

Diablo Earnings by Educational Attainment

Diablo Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Diablo Language

79.65% of Diablo residents speak only English, while 20.35% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 17.89% of the population.

Diablo Language

Diablo Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
Hispanic124124100%
Multiple543666.67%
showing: 2 rows

16.06%

Overall Poverty Rate

12.89%

Male Poverty Rate

18.68%

Female Poverty Rate

Poverty in Diablo

The race most likely to be in poverty in Diablo is Hispanic, with 100% below the poverty level.

The race least likely to be in poverty in Diablo is Multiple, with 66.67% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was . Among those working part-time, it was 47.83%, and for those that did not work, the poverty rate was 15%.

Diablo Poverty

rate

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Rate
Poverty
Less Than 9th Grade
Bachelors or Greater10.88%
High School
Some College
showing: 4 rows

Diablo Poverty Rate by Education

rate

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Rate
Poverty
Male Employed26.16%
Male Unemployed
Female Unemployed100%
Female Employed
showing: 4 rows

Diablo Poverty Rate by Employment Status and Sex

Diablo Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Diablo Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

69.4%

Overall Marriage Rate

76.2%

Male Marriage Rate

63.2%

Female Marriage Rate

Diablo Married by Age and Sex

male

female

Diablo Marriage

The age group where males are most likely to be married is 35-44, while the female age group most likely to be married is Over 65.

Diablo Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Diablo Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

56

Number of Veterans

56

Male Veterans

Female Veterans

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Diablo Veterans by War

count

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Diablo Veterans by Age

count

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Diablo Veterans by Race

Diablo Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

Veteran Poverty Rate

42.86%

Veteran Disability Rate

Diablo Veterans by Education

LaborForceParticipation

52.1%

Labor Force Participation

44.3%

Employment Rate

14.9%

Unemployment Rate

Diablo Employment by Age

LaborForceParticipation

Diablo Employment by Race

LaborForceParticipation

Diablo Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

46.76%

Born in Diablo

90.54%

Native Born

9.46%

Foreign Born

Non Citizen

9.46%

Naturalized

Place of Birth

90.54% of Diablo residents were born in the United States, with 46.76% having been born in California. of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Diablo Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
2024772
2023772
20227728312.05%
2021689-145-17.39%
202083438686.16%
20194488423.08%
2018364-254-41.1%
2017618-189-23.42%
2016807-11-1.34%
2015818-151-15.58%
2014969-214-18.09%
20131,183-28-2.31%
20121,21112811.82%
20111,083-75-6.48%
20101,158
showing: 15 rows

Diablo Population by Year