San Joaquin County Population

1850–2026

830.48K

2026 projection

6.4% since 2020 (increase)

0200K400K600K800K1M186018801900192019401960198020002020

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 San Joaquin County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
2026830,481+6,6660.81%
2025823,815+6,6660.82%
2024817,149+11,0941.38%
2023806,055+10,6121.33%
2022795,443+7,4030.94%
2021788,040+7,4220.95%
2020780,618+19,0472.50%
2019761,571+8,9811.19%
2018752,590+9,3041.25%
2017743,286+10,6241.45%

Showing 10 of 32 years.

San Joaquin County Demographics

35.4median age

Median age

Female36.2 yrs
Male34.6 yrs

Adults

588,510
107,730 seniors (65+) · 18% of adults480,780 other adults

Sex

Female 49.9% · 398,230Male 50.1% · 399,104

Population by age

MaleFemale85+ years, male: 4,38585+ years, female: 7,26380–84 years, male: 4,89780–84 years, female: 7,34775–79 years, male: 8,75475–79 years, female: 10,68370–74 years, male: 13,08170–74 years, female: 15,17965–69 years, male: 17,09665–69 years, female: 19,04560–64 years, male: 20,54860–64 years, female: 22,74155–59 years, male: 23,36955–59 years, female: 21,51250–54 years, male: 23,88450–54 years, female: 23,46145–49 years, male: 24,44945–49 years, female: 23,94240–44 years, male: 28,29440–44 years, female: 27,13535–39 years, male: 28,79435–39 years, female: 27,63130–34 years, male: 28,55530–34 years, female: 28,14325–29 years, male: 27,32825–29 years, female: 26,25720–24 years, male: 27,21920–24 years, female: 25,70915–19 years, male: 30,70615–19 years, female: 28,69110–14 years, male: 32,75710–14 years, female: 31,2775–9 years, male: 28,7255–9 years, female: 26,9120–4 years, male: 26,2630–4 years, female: 25,30285+80–8475–7970–7465–6960–6455–5950–5445–4940–4435–3930–3425–2920–2415–1910–145–90–410K10K20K20K30K30K

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 7,973 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 Joaquin County Income

$92,179median household income

Median household income

$92,179

Half of households earn more, half earn less

Median earnings

$52,068

Typical yearly pay for a worker 25 or older.

Poverty rate

12.4%

About 1 in 8 residents

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

San Joaquin County Marital Status

47% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married47%48%46%
Never married37%40%34%
Divorced9%7%10%
Widowed5%2%8%
Separated2%2%2%

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

Sources

8 sources, all from the U.S. Census Bureau

Population

American Community Survey, 2024 5-year