San Luis is a city located in Arizona. With a 2020 population of 34,398, it is the 28th largest city in Arizona and the 1141st largest city in the United States. San Luis is currently growing at a rate of 1.34% annually and its population has increased by 34.87% since the most recent census, which recorded a population of 25,505 in 2010. Spanning over 34 miles, San Luis has a population density of 1,009 people per square mile.
The average household income in San Luis is $47,758 with a poverty rate of 27.43%. The median rental costs in recent years comes to $697 per month, and the median house value is $115,500. The median age in San Luis is 28.6 years, 27.2 years for males, and 30.7 years for females. For every 100 females there are 119.3 males.