Pleasant Hill Population

1950–2026

33,893

2026 projection

2.1% since 2020 (decrease)

05K10K15K20K25K30K35K19501960197019801990200020102020

Source: U.S. Census Bureau decennial counts and annual estimates, including 2010–2020 intercensal 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 Pleasant Hill. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202633,893-1240.36%
202534,017-660.19%
202434,083+970.29%
202333,986-1100.32%
202234,096-2860.83%
202134,382-2310.67%
202034,613-900.26%
201934,703-1030.30%
201834,806-250.07%
201734,831+560.16%

Showing 10 of 23 years.

The 2020 row compares the April 1 Census count with the July 1, 2019 estimate (about nine months). Its Growth and Annual change therefore do not represent a full year.

Growth since 2020, compared

Pleasant Hill has a population change lower than Contra Costa County, California, and the U.S.

  • United States+3.1%
  • Contra Costa County+0.3%
  • California−0.4%
  • Pleasant Hill−1.6%

Change from July 1, 2020 to July 1, 2025 population estimates—not annualized growth or site projections.

Source: U.S. Census Bureau. U.S. totals are summed from the 50 states and D.C.; unavailable comparisons are omitted.

Pleasant Hill Demographics

42median age

Median age

Female43.9 yrs
Male39.6 yrs

Adults

27,307
6,027 seniors (65+) · 22% of adults21,280 other adults

Sex

Female 50.2% · 17,197Male 49.8% · 17,038

Population by age

MaleFemale85+ years, male: 22285+ years, female: 38680–84 years, male: 26080–84 years, female: 29375–79 years, male: 60075–79 years, female: 63070–74 years, male: 71270–74 years, female: 1,06465–69 years, male: 77465–69 years, female: 1,08660–64 years, male: 93660–64 years, female: 86155–59 years, male: 1,15855–59 years, female: 1,22450–54 years, male: 1,11550–54 years, female: 1,21945–49 years, male: 1,29445–49 years, female: 1,41240–44 years, male: 1,35040–44 years, female: 1,52635–39 years, male: 1,48035–39 years, female: 1,33030–34 years, male: 90530–34 years, female: 1,05525–29 years, male: 86625–29 years, female: 85020–24 years, male: 1,01420–24 years, female: 87615–19 years, male: 1,15215–19 years, female: 92410–14 years, male: 1,26410–14 years, female: 8345–9 years, male: 1,1785–9 years, female: 7730–4 years, male: 7580–4 years, female: 85485+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–45005001K1K

Hover or tap an age group to see exact counts. Use the up and down arrow keys to inspect age groups.

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 342 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

Pleasant Hill Income

$145,029median household income

Median household income

$145,029

Half of households earn more, half earn less

Median earnings

$82,457

Typical yearly pay for a worker 25 or older.

Poverty rate

7.3%

About 1 in 14 residents

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

Pleasant Hill Marital Status

51% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married51%53%49%
Never married33%36%29%
Divorced11%7%15%
Widowed4%2%5%
Separated2%2%2%

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

Sources

14 sources

Population

American Community Survey, 2024 5-year

Additional sources