San Joaquin County, CA demographics:
population, income, and more

Total population
797,334
1.3% year-over-year change
Median household income
$92,179/yr
4.1% year-over-year change
Housing units
260,151
1.3% year-over-year change

San Joaquin County population

How many people live in San Joaquin County

San Joaquin County is home to 797,334 residents, according to the most recent Census data. Gender-wise, 50% of San Joaquin County locals are male, and 50% are female.

Total population
797,334
1.3% year-over-year change
Gender ratio
Male
50%
399,104
Female
50%
398,230
Value Percent YoY change
Male 399,104 50% 1.2%
Female 398,230 50% 1.4%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in San Joaquin County is 35, with the population distributed as follows: about 21.5% are children under 15, then 14.1% are in the 15 to 24 age group. Adults between 25 and 44 make up 27.9% of the population, while another 23.1% fall into the 45 to 64 bracket. Finally, around 13.5% are 65 or older.

Median age
35.4
Age breakdown
Under 15
21.5%
15 to 24
14.1%
25 to 44
27.9%
45 to 64
23.1%
Over 65
13.5%
Value Percent YoY change
Under 15 171,236 21.5% -0.3%
15 to 24 112,325 14.1% 1.4%
25 to 44 222,137 27.9% 2.1%
45 to 64 183,906 23.1% 0.6%
Over 65 107,730 13.5% 3.1%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In San Joaquin County, 73.2% of the population are US-born citizens, while 14.6% have gained naturalized citizenship. At the same time, 12.2% of residents are non-citizens. As for race, 31.9% of locals are Caucasian, 6.9% are African American and 18.6% have Asian roots. Another 1.5% are Indigenous American, 0.6% are Pacific Islanders, while 19.5% identify as another race. There’s also a share of 21% that includes residents with two or more races.

Citizenship
U.S.-born citizens
73.2%
Non-U.S.-born citizens
14.6%
Non-citizens
12.2%
Value Percent YoY change
U.S.-born citizens 583,381 73.2% 0.2%
Non-U.S.-born citizens 116,837 14.6% 2.9%
Non-citizens 97,116 12.2% 5.9%
Racial breakdown
White
31.9%
Black or African American
6.9%
American Indian and Alaska Native
1.5%
Asian
18.6%
Native Hawaiian and other Pacific Islander
0.6%
Two or more races
21%
Other
19.5%
Value Percent
White 254,518 31.9%
Black or African American 54,932 6.9%
American Indian and Alaska Native 11,882 1.5%
Asian 148,289 18.6%
Native Hawaiian and other Pacific Islander 4,735 0.6%
Two or more races 167,450 21%
Other 155,528 19.5%

Households in San Joaquin County

A peek inside San Joaquin County households

San Joaquin County has 245,250 households, with an average of 3 members in each. Of these, 74.9% are families, while the remaining 25.1% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
245,250
1.6% year-over-year change
Average people per household
3
Non-family households
61,465
Family households
183,785
Value Percent YoY change
Non-family households 61,465 25.1% 1.5%
Family households 183,785 74.9% 1.6%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in San Joaquin County

The housing landscape of San Joaquin County

San Joaquin County's housing consists of 260,151 units, with 74.6% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 5.4% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 3.1% of the housing landscape.

Housing units
260,151
1.3% year-over-year change
Housing types
Value Percent
1 unit, detached 194,064 74.6%
1 unit, attached 13,957 5.4%
2 units 4,013 1.5%
3 or 4 units 9,003 3.5%
5 to 9 units 8,188 3.2%
10 to 19 units 5,809 2.2%
20 to 49 units 5,662 2.2%
50 or more units 11,112 4.3%
Mobile home 8,121 3.1%
Boat, RV, van, etc. 222 0.1%
Homes built since 2020
7,181
91.8% year-over-year change

The age of buildings in San Joaquin County

In San Joaquin County, the median construction year is 1984. About 6.8% of homes were built before the 1940s, with another 4.8% going up by 1949. Most development happened in the second half of the 20th century. Then, 17.8% of homes were added from 2000 to 2009, 8.1% between 2010 and 2019, and 2.8% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 17,705 6.8% -0.9%
Built between 1940 and 1949 12,372 4.8% -1.0%
Built between 1950 and 1959 24,157 9.3% -1.6%
Built between 1960 and 1969 23,102 8.9% -2.9%
Built between 1970 and 1979 37,533 14.4% 0.8%
Built between 1980 and 1989 37,215 14.3% 1.8%
Built between 1990 and 1999 33,511 12.9% -1.9%
Built between 2000 and 2009 46,189 17.8% -0.1%
Built between 2010 and 2019 21,186 8.1% 5.1%
Built in 2020 or later 7,181 2.8% 91.8%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

San Joaquin County occupancy rates

Out of the 245,250 occupied housing units in San Joaquin County, 62% are owner-occupied, while 38% are lived in by tenants. Meanwhile, 5.7% of all homes on the local market sit vacant.

Occupied housing units
245,250
1.6% year-over-year change
Occupancy breakdown
Renter occupied
93,220
Owner occupied
152,030
Value Percent YoY
change
Renter occupied 93,220 38% 0.4%
Owner occupied 152,030 62% 2.4%
Unoccupied housing units
5.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

San Joaquin County housing costs

Housing costs in San Joaquin County come to a median of $1,840 per month, while tenants specifically pay a median gross rent of $1,734.

Median housing costs per month
$1,840/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in San Joaquin County
$1,734/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in San Joaquin County

San Joaquin County education at a glance

About 37.4% of the population in San Joaquin County went to high school, while 22.6% pursued college studies. Another 8.7% earned an associate degree and 14.6% hold a bachelor’s. Meanwhile, 6.4% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 60,341 10.2% 1.3%
High school diploma 220,373 37.4% 0.6%
College diploma 132,727 22.6% -1.2%
Associate degree 51,291 8.7% 1.8%
Bachelor's degree 85,890 14.6% 7.9%
Graduate degree 37,888 6.4% 6.5%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in San Joaquin County

How much people earn in San Joaquin County

The average annual household income in San Joaquin County was $117,604 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a +2.7% change from the previous year. At the same time, the median income stood at $92,179, reflecting a +4.1% shift over the same period.

Average household income in San Joaquin County
$117,604/year
2.7% year-over-year change
Median household income in San Joaquin County
$92,179/year
4.1% year-over-year change

San Joaquin County income by age

In San Joaquin County, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $97,788. Those with someone between 45 and 64 in charge, often well established professionally, earn $110,618 overall. Younger households, where the main provider is under 25 and just starting out, report a median income of $54,336, while those led by someone over 65, many of whom may be retired, have about $65,486 in earnings. Overall, 87.7% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
Under 25 $54,336 2.3%
25 - 44 $97,788 4.6%
45 - 64 $110,618 4.3%
Over 65 $65,486 3.9%
Above poverty level
681,203
Below poverty level
95,706
Value Percent YoY
change
Above poverty level 681,203 87.7% 1.7%
Below poverty level 95,706 12.3% 0.3%

Employment in San Joaquin County

Workforce and job types in San Joaquin County

The job market in San Joaquin County is powered by 351,099 working residents, spread across a range of industries and roles. 69% of the working population are employed in professional or administrative positions, while 31% are in hands-on or service-based jobs. Also, 9.1% run their own businesses, 68.8% are employed by private companies, and 15% work in the public sector.

Workforce demographics

Working population
351,099
1.8% year-over-year change
White collar
242,292
Blue collar
108,807
Value Percent YoY change
White collar 242,292 69% 2.5%
Blue collar 108,807 31% 0.0%
Employer type
Self employees
9.1%
Private companies
68.8%
Governmental workers
15%
Not for profit companies
7.1%
Value Percent YoY change
Self employees 32,079 9.1% 0.3%
Private companies 241,648 68.8% 1.1%
Governmental workers 52,537 15% 2.6%
Not for profit companies 24,835 7.1% 8.9%
Unemployment rate
7.6%
4.7% year-over-year change

Available workforce

The unemployment rate in San Joaquin County stands at 7.6%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in San Joaquin County

How people get around in San Joaquin County

In San Joaquin County, the average commute time is 34 minutes. Commuting methods vary: 86% of residents travel by personal vehicle and 1.2% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Commute time
34 min
-1.4% year-over-year change
Means of transportation
Value Percent YoY change
Car 290,164 86% 0.4%
Taxicab 629 0.2% 114.0%
Bus or trolleybus 1,564 0.5% -8.6%
Subway or elevated 319 0.1% N/A
Railroad 1,093 0.3% -24.7%
Ferryboat 29 0% 141.7%
Motorcycle 533 0.2% -6.8%
Bicycle 1,045 0.3% 2.8%
Walk 3,897 1.2% 4.9%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in San Joaquin County by zipcode?

Zipcode Population Number of households Median income Average income
95202 7,066 3,380 $31,020 $46,516
95203 15,930 5,392 $63,411 $80,230
95204 31,035 11,405 $75,548 $92,013
95205 39,608 10,646 $60,325 $74,483
95206 68,558 17,629 $83,432 $96,349
95207 52,414 18,971 $69,455 $91,994
95209 47,409 13,759 $108,675 $125,619
95210 41,549 11,898 $67,991 $83,291
95211 765 0 $0 $0
95212 28,437 8,187 $111,720 $129,356

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FAQs about San Joaquin County demographics 

What is the total population of San Joaquin County?

San Joaquin County has a total population of 797,334 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by +1.3% compared to a year ago.

What is the gender ratio in San Joaquin County?

The gender ratio in San Joaquin County is as follows:
  • 50% males (399,104 residents)
  • 50% females (398,230 residents)

What is the median age in San Joaquin County?

The median age in San Joaquin County is 35.4.

What is the age distribution of the population in San Joaquin County?

The age distribution in San Joaquin County is as follows:
  • Under 15: 21.5% (171,236 residents)
  • Ages 15-24: 14.1% (112,325 residents)
  • Ages 25-44: 27.9% (222,137 residents)
  • Ages 45-64: 23.1% (183,906 residents)
  • Over 65: 13.5% (107,730 residents)

What is the racial and ethnic makeup of San Joaquin County?

The racial and ethnic makeup of San Joaquin County is as follows:
  • White: 31.9% (254,518 residents)
  • Black or African American: 6.9% (54,932 residents)
  • American Indian and Alaska Native: 1.5% (11,882 residents)
  • Asian: 18.6% (148,289 residents)
  • Native Hawaiian and Other Pacific Islander: 0.6% (4,735 residents)
  • Two or More Races: 21% (167,450 residents)
  • Other: 19.5% (155,528 residents)

What percentage of the population in San Joaquin County are U.S.-born citizens?

U.S.-born citizens represent 73.2% of the population in San Joaquin County.

How many housing units are there in San Joaquin County?

There are 260,151 housing units in San Joaquin County, reflecting a +1.3% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in San Joaquin County and what is the average household size?

San Joaquin County has a total of 245,250 households, with an average of 3 people in each.

What is the median household income in San Joaquin County?

San Joaquin County has a median household income of $92,179, representing a +4.1% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for San Joaquin County?

The employment rate is 92.4% in San Joaquin County, with a workforce of 351,099 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 69% (242,292 residents)
  • Blue-collar workers: 31% (108,807 residents)

Places of employment:
  • Self-employed: 9.1% (32,079 residents)
  • Private companies: 68.8% (241,648 residents)
  • Governmental workers: 15% (52,537 residents)
  • Not-for-profit companies: 7.1% (24,835 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025