Stanislaus County, California Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Stanislaus County, CA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around averageLess healthy than 72% of counties in California
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D
Income Well below average
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F
Education Well below averageLess educated than 82% of counties in California
Source: Map AI Methodology
Population: density and quick facts
| Metric | Stanislaus County | California Avg | U.S. Average |
|---|---|---|---|
| Population | 553,305 | 39,245,658 | 337,468,954 |
| Population density (per sq mi) | 365.4 | 239.4 | 86.4 |
| Population growth (%/yr) | 0.55% | 0.19% | 0.59% |
| Median age | 33.8 | 35.5 | 37.3 |
| Households | 177,595 | 13,531,619 | 130,235,071 |
Population in Stanislaus County grew by 9.5% from 2009 to 2024, reaching 553,305 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Stanislaus County is Gen Z, aged 13–28, at 23.4% of residents. That is 1.7 points above California as a whole.
- Gen Z 13–28 129,373 23.4% +1.7 pts
- Millennials 29–44 124,080 22.4% -1.2 pts
- Gen X 45–60 100,613 18.2% -1.7 pts
- Boomers 61–79 75,598 13.7% -1.6 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below California, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.2% of the people living in Stanislaus County and men 49.8%.
- Women 50.2% California 49.9%
- Men 49.8% California 50.1%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Stanislaus County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Stanislaus County has a the economy index of D, which means it is barely prosperous.
| Metric | Stanislaus County | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $82,225 | $99,161 | $80,455 |
| Income growth (%/yr) | 5.90% | 5.57% | 4.80% |
| Unemployment rate | 8.0% | 6.6% | 5.2% |
The median household income in Stanislaus County is about 17% lower than in California.
Housing
| Metric | Stanislaus County | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $451,701 | $650,794 | $248,835 |
| Median rent | $1,622 | $2,036 | $1,407 |
| Homeownership rate | 61.2% | 55.9% | 65.2% |
The median home price in Stanislaus County is about 23.2 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,622 per month for that long.
Commute Time & Mobility
Commuters in Stanislaus County spend about 44 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 185 hours, about 7.7 full days, spent commuting.
| Metric | Stanislaus County | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.2 | 23.5 | 22.4 |
| Round-trip commute (min) | 44.4 | 47.0 | 44.8 |
| Yearly time spent (hours) | 185 | 196 | 187 |
| Estimated yearly cost | $5,729 | $6,065 | $5,790 |
| Work from home | 8.1% | 17.2% | 15.0% |
| Highway traffic (vehicles/day) | 15,867 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 1,837 | 2,449 | 1,355 |
Fastest commutes among counties in
California:
Inyo County (11.1 min), Mono County (12.0 min), Del Norte County (12.1 min).
Slowest:
Alpine County (31.3 min), San Benito County (31.2 min), Contra Costa County (31.0 min).
The average commute time in Stanislaus County is 22 minutes, shorter than the 23 minutes in California.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Stanislaus County has a education index of F, which means it scores poorly in education.
| Metric | Stanislaus County | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 16.5% | 33.0% | 31.6% |
| Average household size | 3.08 | 2.84 | 2.53 |
Highest education index among counties in
California:
Marin County (0.5), San Francisco County (0.4), Santa Clara County (0.4).
Lowest:
Colusa County (0.2), Merced County (0.2), Glenn County (0.2).
Health
Stanislaus County has a health index of B, which means it is quite healthy.
| Metric | Stanislaus County | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.6 | 79.6 | 78.3 |
| Self-rated poor health | 18.8% | 16.4% | 16.3% |
| Smokers | 15.8% | 13.9% | 19.0% |
Highest health index among counties in
California:
San Francisco County (0.8), San Mateo County (0.8), Santa Clara County (0.8).
Lowest:
Lake County (0.8), Imperial County (0.8), Tulare County (0.8).
Stanislaus County, CA Compared With Nearby Counties
Stanislaus County, CA is the 4th largest of the 6 counties compared here, 553,305 residents against a local median of 797,313. Nothing separates Stanislaus County, CA sharply from the counties around it. Each measure below lands within 15% of the local median, close enough that the differences are within what survey sampling alone would produce.
The largest of those small differences is median home price, 14% below the local median at $451,701 against $526,211. Stanislaus County, CA has the 4th highest median home price of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Stanislaus County, CA | 553,305 | $82,225 #4/6 | $451,701 #4/6 | 22.2 min #2/6 |
| Merced County, CA | 290,118 | $66,042 | $343,279 | 20.7 min |
| San Joaquin County, CA | 797,313 | $93,025 | $526,211 | 23.2 min |
| Santa Clara County, CA | 1,901,257 | $165,940 | $1,378,776 | 22.9 min |
| Calaveras County, CA | 46,248 | $77,726 | $434,507 | 30.5 min |
| Alameda County, CA | 1,648,382 | $129,593 | $833,751 | 28.3 min |
Frequently Asked Questions
Common questions about Stanislaus County, California.
How big is Stanislaus County, California by population?
About 553,305 people live in Stanislaus County, California, in 177,595 households of 3.1 people on average. The median age is 33.8, so residents are younger than the U.S. median of 37.3 by about 3 years.
How densely populated is Stanislaus County, California?
Averaged over its land area, Stanislaus County, California has 365 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 4.2 times the U.S. average of 86.
How affordable is housing in Stanislaus County, California?
The median home costs 5.5 times the median household income ($451,701 against $82,225), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $1,622 a month takes about 24% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
Is it hard to find a job in Stanislaus County, California?
Unemployment in Stanislaus County, California is 8.0%, well above the U.S. rate of 5.2%, so job seekers may face more competition than elsewhere.
How common is a college degree in Stanislaus County, California?
16.5% of adults in Stanislaus County, California hold a bachelor's degree or higher (about 1 in 6), well below the U.S. share of 31.6%.
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