San Luis is a city located in Yuma County, Arizona. San Luis has a 2025 population of 41,137 . San Luis is currently growing at a rate of 2.68% annually and its population has increased by 15% since the most recent census, which recorded a population of 35,771 in 2020.
The average household income in San Luis is $67,659 with a poverty rate of 21.85%. The median age in San Luis is 33.2 years: 34.4 years for males, and 31.1 years for females. For every 100 females there are 114.9 males.
Data after 2023 is projected based on recent change
The racial composition of San Luis includes 30.19% White, 3.36% other race, and smaller percentages for Native American, Black or African American, Asian and multiracial populations.
Two or more races (63.1%)
White (30.19%)
Other race (3.36%)
Native American (1.62%)
Black or African American (1.61%)
Asian (0.12%)
Race | Population | Percentage (of total) |
|---|---|---|
| Two or more races | 22,715 | 63.1% |
| White | 10,868 | 30.19% |
| Other race | 1,210 | 3.36% |
| Native American | 584 | 1.62% |
| Black or African American | 578 | 1.61% |
| Asian | 43 | 0.12% |
Married
Widowed
Divorced
Separated
Never Married
San Luis' average per capita income is $28,311. Household income levels show a median of $57,364. The poverty rate stands at 21.85%.
Name | Median | Mean |
|---|---|---|
| Married Families | $68,680 | - |
| Families | $57,375 | $66,116 |
| Households | $57,364 | $67,659 |
| Non Families | $47,789 | $46,541 |
Average Income
Median Household Income
Poverty Rate