Walnut Creek Population

2011–2026

1,124

2026 projection

21.8% since 2020 (decrease)

05001K1.5K2K20122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Walnut Creek. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
20261,124+151.35%
20251,109+311.43%
20231,078-22417.20%
20221,302-825.92%
20211,384-533.69%
20201,437+33029.81%
20191,107-16412.90%
20181,271+947.99%
20171,177-110.93%
20161,188+13012.29%

Showing 10 of 15 years.

Walnut Creek Demographics

51.7median age

Median age

Female55.5 yrs
Male41.2 yrs

Adults

860
377 seniors · 44%483 other adults

Sex

Female 49.2% · 518Male 50.8% · 535

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 11 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Walnut Creek Income

$80,724median household income

Median household income

$80,724

Half of households earn more, half earn less

Median earnings

$23,164

Typical yearly pay for a worker 25 or older.

Poverty rate

1.3%

About 1 in 75 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Walnut Creek Marital Status

37% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married37%35%39%
Never married26%44%7%
Divorced22%14%31%
Widowed13%4%23%
Separated1%3%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201