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
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Walnut Creek covers 19.8 sq mi of land at 3532 people per square mile.
About Walnut Creek, CA
In Walnut Creek, home values do the distinguishing — a median of $1,031,100. With 69,790 residents, Walnut Creek is a city in California.
Median household income is $135,665, above the US median of $78,538. The poverty rate, 4.2%, is on the lower side for US cities and below the national 12.4%. Housing is expensive: the median home is worth $1,031,100, with typical rent around $2,613.
Degree attainment is near the top of the range for US cities: 69.4% of adults 25+ hold a bachelor’s, above the 35.0% national rate. An unusually large 28.7% of workers are remote, above the national 14.0%, and the average commute runs about 33 minutes each way.
High housing values reframe the income picture in Walnut Creek — even solid earnings stretch less against home prices and rents at this level.
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%.
70,817
Population (2024)
64,314
Population (2010)
70,817
Peak (2024)
0.69%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 64,314 |
| 2011 | 64,827 |
| 2012 | 65,529 |
| 2013 | 66,812 |
| 2014 | 67,500 |
| 2015 | 68,747 |
| 2016 | 69,235 |
| 2017 | 69,645 |
| 2018 | 69,843 |
| 2019 | 70,166 |
| 2020 | 70,218 |
| 2021 | 69,973 |
| 2022 | 69,547 |
| 2023 | 69,806 |
| 2024 | 70,817 |
Race & Ethnicity
| White | 65.0% |
| Black or African American | 2.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.6% |
| Two or More Races | 0.2% |
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 Estate | 23.0% |
| Professional, Scientific & Management | 21.9% |
| Information | 11.7% |
| Education, Health Care & Social Services | 6.8% |
| Manufacturing | 6.3% |
| Retail Trade | 4.8% |
| Construction | 4.4% |
| Public Administration | 3.6% |
| Arts, Entertainment & Food Services | 3.3% |
| Transportation & Warehousing | 2.6% |
| Agriculture & Mining | 0.6% |
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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).
Where to stay in Walnut Creek
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.