St. Charles is a city located in St. Charles County Missouri. With a 2020 population of 71,433, it is the 9th largest city in Missouri and the 565th largest city in the United States. St. Charles is currently growing at a rate of 0.66% annually and its population has increased by 1.11% since the most recent census, which recorded a population of 70,650 in 2020. Spanning over 25 miles, St. Charles has a population density of 2,878 people per square mile.
The average household income in St. Charles is $88,004 with a poverty rate of 7.61%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in St. Charles is 36.9 years, 37 years for males, and 36.9 years for females.
According to the most recent ACS, the racial composition of St. Charleswas:
Rate of Home Ownership
Average Family Size
Average Household Size
The highest rate of high school graduation is among 2+ races people with a rate of 97.56%.
The highest rate of bachelors degrees is among asian people with a rate of 74.09%.
92.28% of St. Charles residents speak only English, while 7.72% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.71% of the population.
Overall Poverty Rate
Male Poverty Rate
Female Poverty Rate
The race most likely to be in poverty in St. Charles is Native, with 35.03% below the poverty level.
The race least likely to be in poverty in St. Charles is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 1.80%. Among those working part-time, it was 14.29%, and for those that did not work, the poverty rate was 11.51%.
Overall Marriage Rate
Male Marriage Rate
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.
Number of Veterans
Veteran Poverty Rate
Veteran Disability Rate
Labor Force Participation
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Born in St. Charles
94.15% of St. Charles residents were born in the United States, with 64.27% having been born in Missouri. 3.54% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.