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Contra Costa County, CA

1,172,607 Population
716.9 square miles 1,635.7 people per square mile

Census data: ACS 2024 1-year unless noted

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Demographics

41.1 ±0.3 Median age
  • about 10 percent higher than the figure in California: 38.4 ±0.1
  • a little higher than the figure in United States: 39.2 ±0.1

Economics

$63,465 ±$1,592 Per capita income
  • about 25 percent higher than the amount in California: $49,934 ±$232
  • about 1.4 times the amount in United States: $45,256 ±$100
$127,221 ±$3,324 Median household income
  • about 25 percent higher than the amount in California: $100,149 ±$381
  • about 1.5 times the amount in United States: $81,604 ±$128

8.4% ±1% (98,205  ±11,787) Persons below poverty line
  • about three-quarters of the rate in California: 11.8% 4,567,967 (±0.2% / ±68,831)
  • about two-thirds of the rate in United States: 12.2% 40,354,268 (±0.1% / ±248,561)

37.7 minutes ±0.6 (17,032,290  ±470,657) Mean travel time to work
  • about 25 percent higher than the figure in California: 29.7 481,218,370 (±0.1 / ±2,696,690)
  • about 1.4 times the figure in United States: 27.2 3,895,171,300 (±0 / ±7,663,316)

Families

417,686 ±2,837 Number of households
  • California: 13,797,638 ±19,379
  • United States: 132,737,144 ±140,273
2.8 ±0 (1,158,835  ±231) Persons per household
  • about the same as the figure in California: 2.8 38,537,960
  • about 10 percent higher than the figure in United States: 2.5 331,722,430

5.1% ±0.8% (13,853  ±2,135) Women 15-50 who gave birth during past year
  • about 10 percent higher than the rate in California: 4.5% 430,221 (±0.1% / ±12,150)
  • about the same as the rate in United States: 5% 3,971,434 (±0.1% / ±36,997)

Housing

434,847 ±128 Number of housing units
  • California: 14,877,017 ±1,124
  • United States: 146,740,960 ±8,590

$873,100 ±$15,595 Median value of owner-occupied housing units
  • about 20 percent higher than the amount in California: $759,500 ±$3,644
  • more than double the amount in United States: $360,600 ±$618

9.2% ±0.8% (106,861  ±9,211.3) Moved since previous year
  • about 90 percent of the rate in California: 10.4% 4,053,576 (±0.2% / ±69,085.7)
  • about 80 percent of the rate in United States: 11.8% 39,597,955 (±0.1% / ±197,294.9)

Social

89.6% ±1.7% (740,278  ±14,388.5) High school grad or higher
  • a little higher than the rate in California: 84.9% 23,227,841 (±0.3% / ±84,605.4)
  • about the same as the rate in United States: 89.9% 212,133,683 (±0.1% / ±286,969.9)
46.2% ±1.2% (381,999  ±9,696.8) Bachelor's degree or higher
  • about 20 percent higher than the rate in California: 38.1% 10,436,652 (±0.2% / ±53,771.8)
  • about 25 percent higher than the rate in United States: 36.9% 86,932,699 (±0.1% / ±187,449.9)

38.9% ±1% (432,073  ±10,892.1) Persons with language other than English spoken at home
  • about 90 percent of the rate in California: 45.3% 16,935,156 (±0.2% / ±69,359.3)
  • more than 1.5 times the rate in United States: 23% 74,050,850 (±0.1% / ±226,318.1)

27.6% (324,002  ±9,647) Foreign-born population
  • about the same as the rate in California: 27.7% 10,902,022
  • nearly double the rate in United States: 14.8% 50,234,856

3.8% ±0.3% (34,785  ±3,009) Population with veteran status
  • a little less than the rate in California: 4% 1,239,625 (±0.1% / ±17,966)
  • about two-thirds of the rate in United States: 5.9% 15,701,246 (±0% / ±75,366)
34,785 Total veterans ±3,009 32,301 Male ±2,708 2,484 Female ±938

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