Walnut Creek demographics profile

StatisticWalnut CreekCaliforniaNational
Population density (sq mi)3,42023291
Median age48.636.037.7
Male/Female ratio0.9:11.0:11.0:1
Married (15yrs & older)61%52%55%
Families w/ Kids under 1836%46%43%
Speak English75%56%79%
Speak Spanish5%29%13%
Walnut Creek, CA has a population of 67,568 and is the 546th largest city in the United States. The population density is 3,420 per sq mi which is 1372% higher than the California average and 3675% higher than the national average. The median age in Walnut Creek is 49 which is approximately 35% higher than the California average of 36. In Walnut Creek, 61% of the population over 15 years of age are married, 75% speak English and 5% speak Spanish. 47% of Walnut Creek residents were born in California, 28% were born out of state, 2% were born outside of the United States and 22% were foreign born.
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Did you know?

  • The population density in Walnut Creek is 1372% higher than California.
  • The median age in Walnut Creek is 35% higher than California.
  • In Walnut Creek 79.32% of the population is White.
  • In Walnut Creek 1.14% of the population is Black or African American.
  • In Walnut Creek 13.79% of the population is Asian.

Compare Walnut Creek, CA Demographics To Other Cities

Walnut Creek population breakdown by race

RaceWalnut CreekCaliforniaNational
Black or African American1.14%5.85%12.63%
American Indian0.22%0.74%0.82%
Native Hawaiian0.22%0.39%0.18%
Mixed race3.93%4.62%3.06%
Other race1.37%13.28%4.75%
In Walnut Creek, 8.4% of people are of Hispanic or Latino origin.
Please note: Hispanics may be of any race, so also are included in any/all of the applicable race categories above.

Languages spoken

Place of birth by citizenship

Household income distribution

Source of income

Walnut Creek age breakdown

Marital status

Age of children in married couples

Source: The Walnut Creek, CA demographics data displayed above is derived from the 2016 United States Census Bureau American Community Survey (ACS).
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