Contra Costa County, California's estimated population is 1,162,550 with a growth rate of 0.26% in the past year according to the most recent United States census data. Contra Costa County, California is the 10th largest county in California. The 2010 Population was 1,052,540 and has seen a growth of 10.45% since this time.
Year | Population | Growth | Annual Growth Rate |
---|---|---|---|
1860 | 5,328 | 0.00% | |
1870 | 8,461 | 3,133 | 58.80% |
1880 | 12,525 | 4,064 | 48.03% |
1890 | 13,515 | 990 | 7.90% |
1900 | 18,046 | 4,531 | 33.53% |
1910 | 31,674 | 13,628 | 75.52% |
1920 | 53,889 | 22,215 | 70.14% |
1930 | 78,608 | 24,719 | 45.87% |
1940 | 100,450 | 21,842 | 27.79% |
1950 | 298,984 | 198,534 | 197.64% |
1960 | 409,030 | 110,046 | 36.81% |
1970 | 558,389 | 149,359 | 36.52% |
1980 | 656,380 | 97,991 | 17.55% |
1990 | 803,732 | 147,352 | 22.45% |
2010 | 1,052,540 | 248,808 | 30.96% |
2011 | 1,065,440 | 12,900 | 1.23% |
2012 | 1,077,550 | 12,110 | 1.14% |
2013 | 1,093,400 | 15,850 | 1.47% |
2014 | 1,108,880 | 15,480 | 1.42% |
2015 | 1,124,400 | 15,520 | 1.40% |
2016 | 1,137,270 | 12,870 | 1.14% |
2017 | 1,145,540 | 8,270 | 0.73% |
2018 | 1,150,520 | 4,980 | 0.43% |
2019 | 1,153,530 | 3,010 | 0.26% |
2020 | 1,156,530 | 3,000 | 0.26% |
2021 | 1,159,540 | 3,010 | 0.26% |
2022 | 1,162,550 | 3,010 | 0.26% |
Race | Population | Percentage |
---|---|---|
White | 608,789 | 53.04% |
Black or African American | 98,569 | 8.59% |
American Indian and Alaska Native | 5,191 | 0.45% |
Asian | 200,159 | 17.44% |
Native Hawaiian and Other Pacific Islander | 5,676 | 0.49% |
Some Other Race | 124,647 | 10.86% |
Two or More Races | 104,757 | 9.13% |
Type | Count | Average Size | Owned |
---|---|---|---|
All | 398,299 | 2.86 | 66.8 |
Married | 218,590 | 3.46 | 77.8 |
Male | 19,942 | 3.51 | 52.5 |
Female | 47,779 | 3.45 | 48.5 |
Non Family | 111,988 | 1.32 | 55.9 |
3.34
Average Family Size
2.86
Average Household Size
Education Attained | Count | Percentage |
---|---|---|
Less Than 9th Grade | 42,516 | 5.35% |
9th to 12th Grade | 37,741 | 4.75% |
High School Graduate | 136,954 | 17.24% |
Some College | 165,815 | 20.87% |
Associates Degree | 67,290 | 8.47% |
Bachelors Degree | 212,718 | 26.77% |
Graduate Degree | 131,526 | 16.55% |
Race | Total | High School | Bachelors |
---|---|---|---|
Asian | 145,587 | 132,589 | 85,021 |
White | 378,096 | 366,851 | 194,667 |
2+ Races | 49,627 | 43,498 | 17,258 |
Black | 67,792 | 63,159 | 20,614 |
Hispanic | 171,879 | 122,639 | 31,336 |
Native American | 3,722 | 2,993 | 613 |
Islander | 3,899 | 3,242 | 589 |
Other Race | 72,779 | 47,565 | 8,679 |
The highest rate of high school graduation is among white people with a rate of 97.03%.
The highest rate of bachelors degrees is among asian people with a rate of 58.40%.
$56,696
Average Earnings
$66,864
Average Male
$47,521
Average Female
64.67% of Contra Costa County, California residents speak only English, while 35.33% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 18.08% of the population.
Name | Total | In Poverty | Poverty Rate |
---|---|---|---|
Black | 97,209 | 13,154 | 13.53% |
Hispanic | 292,815 | 35,282 | 12.05% |
Multiple | 103,951 | 10,260 | 9.87% |
Islander | 5,577 | 526 | 9.43% |
Native | 5,099 | 360 | 7.06% |
Asian | 199,218 | 11,841 | 5.94% |
White | 485,605 | 25,933 | 5.34% |
Other | 17,190 | NaN% |
8.17%
Overall Poverty Rate
7.33%
Male Poverty Rate
8.98%
Female Poverty Rate
The race most likely to be in poverty in Contra Costa County, California is Black, with 13.53% below the poverty level.
The race least likely to be in poverty in Contra Costa County, California is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.48%. Among those working part-time, it was 9.49%, and for those that did not work, the poverty rate was 14.54%.
51.8%
Overall Marriage Rate
54.0%
Male Marriage Rate
49.7%
Female Marriage Rate
The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.
Name | Veterans | % of Total |
---|---|---|
White | 32,822 | 6.65% |
Black | 5,528 | 7.15% |
Native American | 155 | 3.70% |
Asian | 3,066 | 1.93% |
Islander | 305 | 6.97% |
Other Race | 995 | 1.15% |
2+ Races | 2,156 | 3.48% |
Hispanic | 4,820 | 2.36% |
4.84%
Veteran Poverty Rate
30.29%
Veteran Disability Rate
65%
Labor Force Participation
61.4%
Employment Rate
5.5%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
56.24%
Born in Contra Costa County, California
75.16%
Native Born
24.84%
Foreign Born
10.84%
Non Citizen
14.00%
Naturalized
75.16% of Contra Costa County, California residents were born in the United States, with 56.24% having been born in California. 10.84% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.