Auburn Population

1860–2026

13,848

2026 projection

0.5% since 2020 (increase)

02K4K6K8K10K12K14K186018801900192019401960198020002020

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 Auburn. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202613,848+10.01%
202513,847+610.44%
202413,786+770.56%
202313,709-300.22%
202213,739-780.56%
202113,817+410.30%
202013,776-230.17%
201913,799+360.26%
201813,763+780.57%
201713,685+220.16%

Showing 10 of 32 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

Auburn is growing faster than California, and slower than Placer County and the U.S.

  • Placer County+8.9%
  • United States+3.1%
  • Auburn+0.5%
  • California−0.4%

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.

Auburn Demographics

47.5median age

Median age

Female48.5 yrs
Male47 yrs

Adults

11,426
3,712 seniors (65+) · 32% of adults7,714 other adults

Sex

Female 53.5% · 7,366Male 46.5% · 6,402

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 138 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

Auburn Income

$82,674median household income

Median household income

$82,674

Half of households earn more, half earn less

Median earnings

$56,322

Typical yearly pay for a worker 25 or older.

Poverty rate

13%

About 1 in 8 residents

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

Auburn Marital Status

48% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married48%51%45%
Never married28%30%26%
Divorced17%15%18%
Widowed5%2%9%
Separated3%3%3%

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