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Population Review

Walnut Creek, California Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates

The population of Walnut Creek, California is 69,790 as of the 2023 American Community Survey, making it the 132nd-largest city in California. The median household income is $135,665, the median home value is $1,031,100, and the median age is 46.1.

The population has grown 10.1% since 2010 (64,314 → 70,817).

69,790

Population

3532

People / sq mi

$135,665

Median Income

$1,031,100

Median Home Value

Walnut Creek covers 19.8 sq mi of land at 3532 people per square mile.

About Walnut Creek, CA

Walnut Creek is a city in California with a population of 69,790. It ranks #132 among cities in California by population. The median age is 46.1, older than the national median. The population is 47.7% male and 52.3% female.

The median household income in Walnut Creek is $135,665, above the US median of $74,580. 4.2% of residents live below the federal poverty level. Home values sit at a median of $1,031,100, with monthly rent averaging $2,613. The homeownership rate of 64.5% is close to the national rate of 64.8%.

Educational attainment in Walnut Creek reflects 69.4% of adults 25 and older holding a bachelor's degree or higher, above the national average of 34.3%. Roughly 28.7% of workers primarily work from home, noticeably above the national work-from-home rate of 14.2%. The average commute is 32.5 minutes each way.

Walnut Creek city Population History (2010-2024)

The city of Walnut Creek city had a population of 64,314 in 2010 and 70,817 in 2024, a 10.1% growth over 14 years. The peak was 70,817 in 2024. Average annual growth rate: 0.69%.

2024 · 71K20102024

70,817

Population (2024)

64,314

Population (2010)

70,817

Peak (2024)

0.69%

Avg Annual Growth

YearPopulation
201064,314
201164,827
201265,529
201366,812
201467,500
201568,747
201669,235
201769,645
201869,843
201970,166
202070,218
202169,973
202269,547
202369,806
202470,817

Race & Ethnicity

White65.0%
Black or African American2.4%
Asian0.0%
Hispanic or Latino (any race)1.6%
Two or More Races0.2%

Economy & Income

$135,665

Median Household Income

$83,164

Per Capita Income

4.2%

Poverty Rate

3.1%

Unemployment Rate

Housing

$1,031,100

Median Home Value

$2,613

Median Rent

64.5%

Owner-Occupied

Education

97.2%

High School+

69.4%

Bachelor's+

Commute

8.9%

Drive Alone

49.9%

Public Transit

28.7%

Work From Home

32.5 min

Avg Commute

Community Profile

27.0%

Foreign Born

73.1%

Non-English at Home

5.8%

Veterans

12.6%

With Disability

97.7%

Health Insurance

97.7%

Internet Access

Employment by Industry

Finance, Insurance & Real Estate23.0%
Professional, Scientific & Management21.9%
Information11.7%
Education, Health Care & Social Services6.8%
Manufacturing6.3%
Retail Trade4.8%
Construction4.4%
Public Administration3.6%
Arts, Entertainment & Food Services3.3%
Transportation & Warehousing2.6%
Agriculture & Mining0.6%

Largest cities in California

Largest counties in California

Part of California

Metro areas in California

City rankings

Frequently Asked Questions

Walnut Creek, California has a population of 69,790 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 132nd-largest city in California.

The median household income in Walnut Creek, California is $135,665, with 4.2% of residents living below the federal poverty level.

The median home value in Walnut Creek, California is $1,031,100, with median monthly rent at $2,613 and a homeownership rate of 64.5%.

The median age in Walnut Creek, California is 46.1 years. The population is 47.7% male and 52.3% female.

The population has grown 10.1% since 2010 (64,314 → 70,817).

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.