Concord, California's estimated population is 129,688 according to the most recent United States census estimates. Concord, California is the 45th largest city in California based on official 2017 estimates from the US Census Bureau.
The population density is 4245.64 people/mi² (1639.24 people/km²).
The overall median age is 38.2 years, 37.5 years for males, and 39.1 years for females. For every 100 females there are 97.9 males.
Based on data from the American Community Survey, in 2017 there were households in the city, with an average size of 2.76 people per household. The homeowner vacancy rate was %, with a median rent of $/month. The median house has rooms, and has a value of $.
The median income for households in Concord, California is $76,500, while the mean household income is $93,929.
According to the most recent ACS, the racial composition of Concord Ca was:
| Year | Population | Growth | Annual Growth Rate |
| 2018 | 129,688 | 186 | 0.14% |
| 2017 | 129,502 | 488 | 0.38% |
| 2016 | 129,014 | 695 | 0.54% |
| 2015 | 128,319 | 1,143 | 0.90% |
| 2014 | 127,176 | 1,250 | 0.99% |
| 2013 | 125,926 | 1,229 | 0.99% |
| 2012 | 124,697 | 1,180 | 0.96% |
| 2011 | 123,517 | 1,010 | 0.82% |
| 2010 | 122,507 | 727 | 0.06% |
| 2000 | 121,780 | 10,432 | 0.90% |
| 1990 | 111,348 | 7,585 | 0.71% |
| 1980 | 103,763 | 18,599 | 1.99% |
| 1970 | 85,164 | 49,164 | 8.99% |
| 1960 | 36,000 | 29,047 | 17.87% |
| 1950 | 6,953 | 5,553 | 17.38% |
| 1940 | 1,400 | 275 | 2.21% |
| 1930 | 1,125 | 213 | 2.12% |
| 1920 | 912 | 209 | 2.64% |
| 1910 | 703 | 103 | 1.60% |
| 1900 | 600 | 0.00% |
| Race | Population |
| White | 86,038 |
| Asian | 14,377 |
| Some Other Race | 14,126 |
| Two or More Races | 8,037 |
| Black or African American | 4,532 |
| American Indian and Alaska Native | 554 |
| Native Hawaiian and Other Pacific Islander | 496 |
| Type | Count | Average Size | Owned |
| All | 45,905 | 2.76 | 59.5 |
| Married | 23,614 | 3.34 | 69.9 |
| Non Family | 14,435 | 1.46 | 51.5 |
| Female | 5,331 | 3.44 | 44.3 |
| Male | 2,525 | 3.4 | 39.6 |
| Education Attained | Count | Percentage |
| Less Than 9th Grade | 5,959 | 6.57% |
| 9th to 12th Grade | 5,514 | 6.08% |
| High School Graduate | 18,180 | 20.04% |
| Some College | 22,024 | 24.27% |
| Associates Degree | 8,024 | 8.84% |
| Bachelors Degree | 21,919 | 24.16% |
| Graduate Degree | 9,108 | 10.04% |
| Name | Total | High School | Bachelors |
| White | 49,579 | 47,390 | 19,346 |
| Hispanic | 23,260 | 15,837 | 3,659 |
| Asian | 11,412 | 10,000 | 5,842 |
| Other Race | 8,588 | 5,446 | 919 |
| Multiple Races | 3,605 | 3,290 | 1,249 |
| Black | 3,529 | 3,257 | 1,037 |
| Native American | 408 | 359 | 133 |
| Islander | 264 | 227 | 69 |
The highest rate of high school graduation is among white people with a rate of 95.58%.
The highest rate of bachelors degrees is among asian people with a rate of 51.19%.
$43,684
Average Earnings
$49,405
Average Male
$38,896
Average Female
63.75% of Concord Ca residents speak only English, while 36.25% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 22.40% of the population.
| Name | Total | In Poverty | Poverty Rate |
| Hispanic | 39,039 | 6,070 | 15.55% |
| White | 63,154 | 4,680 | 7.41% |
| Other | 13,987 | 2,839 | 20.30% |
| Asian | 14,258 | 1,328 | 9.31% |
| Black | 4,431 | 1,242 | 28.03% |
| Multiple | 8,034 | 1,099 | 13.68% |
| Native | 514 | 108 | 21.01% |
| Islander | 496 | 30 | 6.05% |
11.19%
Overall Poverty Rate
10.13%
Male Poverty Rate
12.23%
Female Poverty Rate
The race most likely to be in poverty in Concord Ca is Black, with 28.03% below the poverty level.
The race least likely to be in poverty in Concord Ca is Islander, with 6.05% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.79%. Among those working part-time, it was 14.50%, and for those that did not work, the poverty rate was 19.39%.
50.0%
Overall Marriage Rate
51.3%
Male Marriage Rate
48.7%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.
| Name | Veterans | % of Total |
| White | 4,612 | 6.73% |
| Hispanic | 733 | 2.74% |
| Black | 390 | 10.21% |
| Asian | 338 | 2.74% |
| Other | 241 | 2.45% |
| 2 or More | 184 | 3.97% |
| Indian | 25 | 5.40% |
4.66%
Veteran Poverty Rate
33.11%
Veteran Disability Rate
66.7%
Labor Force Participation
61.8%
Employment Rate
7.1%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
73.33%
Native Born
26.67%
Foreign Born
14.56%
Non Citizen
73.33% of Concord Ca residents were born in the United States, with 54.57% having been born in California. 14.56% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.