San Leandro Population

1870–2026

84,146

2026 projection

7.5% since 2020 (decrease)

020K40K60K80K100K18801900192019401960198020002020

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 San Leandro. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202684,146-1,2071.41%
202585,353-5530.64%
202485,906-3650.42%
202386,271-5070.58%
202286,778-1,6181.83%
202188,396-2,6122.87%
202091,008-6560.72%
201991,664-3660.40%
201892,030-430.05%
201792,073+160.02%

Showing 10 of 30 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

San Leandro has a population change lower than Alameda County, California, and the U.S.

  • United States+3.1%
  • California−0.4%
  • Alameda County−2.6%
  • San Leandro−5.9%

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.

San Leandro Demographics

41.9median age

Median age

Female43.2 yrs
Male40.9 yrs

Adults

71,974
16,601 seniors (65+) · 23% of adults55,373 other adults

Sex

Female 50.7% · 44,493Male 49.3% · 43,333

Population by age

MaleFemale85+ years, male: 65785+ years, female: 1,43580–84 years, male: 1,09880–84 years, female: 97175–79 years, male: 1,28875–79 years, female: 1,62870–74 years, male: 2,31970–74 years, female: 2,38965–69 years, male: 2,48565–69 years, female: 2,33160–64 years, male: 2,56960–64 years, female: 3,00555–59 years, male: 2,76955–59 years, female: 2,88250–54 years, male: 3,50750–54 years, female: 2,91445–49 years, male: 2,63545–49 years, female: 3,56740–44 years, male: 3,26140–44 years, female: 3,03135–39 years, male: 3,53835–39 years, female: 3,11530–34 years, male: 2,90230–34 years, female: 3,02925–29 years, male: 2,77125–29 years, female: 2,97820–24 years, male: 2,25920–24 years, female: 2,56915–19 years, male: 2,53415–19 years, female: 2,67210–14 years, male: 2,28810–14 years, female: 2,5325–9 years, male: 2,5555–9 years, female: 1,5600–4 years, male: 1,8980–4 years, female: 1,88585+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–41K1K2K2K3K3K

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 878 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

San Leandro Income

$101,420median household income

Median household income

$101,420

Half of households earn more, half earn less

Median earnings

$56,469

Typical yearly pay for a worker 25 or older.

Poverty rate

8.3%

About 1 in 12 residents

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

San Leandro 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%52%45%
Never married35%36%35%
Divorced9%8%10%
Widowed6%3%9%
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