State
County
Land Area (mi²)
34.1 sq mi
Density (mi²)
1,099.70/sq mi
2020 Growth Rate
3.75%
Growth Since 2010
46.98%
Rank in State
Rank in Country
San Luis is a city located in Yuma County Arizona. With a 2020 population of 37,488, it is the 27th largest city in Arizona and the 1045th largest city in the United States . San Luis is currently growing at a rate of 3.75% annually and its population has increased by 46.98% since the most recent census, which recorded a population of 25,505 in 2010. San Luis reached it's highest population of 37,488 in 2021. Spanning over 34 miles, San Luis has a population density of 1,100 people per square mile.
The average household income in San Luis is $49,945 with a poverty rate of 24.23%. The median rental costs in recent years comes to $671 per month, and the median house value is $117,400. The median age in San Luis is 30 years, 28.7 years for males, and 31.4 years for females.
According to the most recent ACS, the racial composition of San Luis was:
| Race | Population | Percentage |
|---|---|---|
| White | 24,725 | 74.96% |
| Some Other Race | 7,866 | 23.85% |
| Two or More Races | 151 | 0.46% |
| Black or African American | 133 | 0.40% |
| American Indian and Alaska Native | 91 | 0.28% |
| Native Hawaiian and Other Pacific Islander | 19 | 0.06% |
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 8,235 | 3.79 | 69.8 |
| Married | 5,346 | 4.18 | 75.9 |
| Female | 1,658 | 3.52 | 61.9 |
| Non Family | 760 | 1.31 | 59.5 |
| Male | 471 | 4.31 | 45 |
3.98
Average Family Size
3.79
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 5,800 | 30.64% |
| 9th to 12th Grade | 3,849 | 20.33% |
| High School Graduate | 3,382 | 17.87% |
| Some College | 3,517 | 18.58% |
| Associates Degree | 789 | 4.17% |
| Bachelors Degree | 1,318 | 6.96% |
| Graduate Degree | 275 | 1.45% |
| Race | Total | High School | Bachelors |
|---|---|---|---|
| Hispanic | 18,020 | 8,499 | 1,536 |
| Other Race | 4,551 | 2,608 | 508 |
| White | 704 | 605 | 42 |
| 2+ Races | 108 | 99 | 15 |
| Black | 105 | 69 | |
| Native American | 87 | 78 | |
| Islander | 19 | 19 |
The highest rate of high school graduation is among islander people with a rate of 100.00%.
The highest rate of bachelors degrees is among 2+ races people with a rate of 13.89%.
$21,059
Average Earnings
$25,420
Average Male
$16,144
Average Female
7.23% of San Luis residents speak only English, while 92.77% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 92.61% of the population.
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| Hispanic | 31,154 | 7,558 | 24.26% |
| Other | 7,607 | 1,805 | 23.73% |
| White | 33 | 8 | 24.24% |
| Multiple | 81 | 1 | 1.23% |
24.23%
Overall Poverty Rate
21.36%
Male Poverty Rate
27.28%
Female Poverty Rate
The race most likely to be in poverty in San Luis is Hispanic, with 24.26% below the poverty level.
The race least likely to be in poverty in San Luis is Multiple, with 1.23% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 6.05%. Among those working part-time, it was 23.39%, and for those that did not work, the poverty rate was 29.75%.
51.8%
Overall Marriage Rate
50.6%
Male Marriage Rate
53.3%
Female Marriage Rate
The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.
| Name | Veterans | % of Total |
|---|---|---|
| White | 386 | 2.19% |
| Hispanic | 349 | 1.56% |
| Other Race | 63 | 1.16% |
| Black | 18 | 13.53% |
0.00%
Veteran Poverty Rate
24.63%
Veteran Disability Rate
56.6%
Labor Force Participation
48.6%
Employment Rate
14.2%
Unemployment Rate
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
49.80%
Native Born
50.20%
Foreign Born
31.31%
Non Citizen
18.89%
Naturalized
49.80% of San Luis residents were born in the United States, with 38.69% having been born in Arizona. 31.31% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2021 | 37,488 | 1,355 | 3.75% |
| 2020 | 36,133 | 1,355 | 3.90% |
| 2019 | 34,778 | 1,355 | 4.05% |
| 2018 | 33,423 | 695 | 2.12% |
| 2017 | 32,728 | 478 | 1.48% |
| 2016 | 32,250 | 552 | 1.74% |
| 2015 | 31,698 | 550 | 1.77% |
| 2014 | 31,148 | 576 | 1.88% |
| 2013 | 30,572 | 304 | 1.00% |
| 2012 | 30,268 | -129 | -0.42% |
| 2011 | 30,397 | 1,982 | 6.98% |
| 2010 | 28,415 | 13,093 | 6.37% |
| 2000 | 15,322 | 11,110 | 13.78% |
| 1990 | 4,212 | 0.00% |