St. Charles, Missouri Population 2023

71,903

St. Charles is a city located in St. Charles County Missouri. It is also the county seat of St. Charles County. With a 2023 population of 71,903, it is the 8th 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 2% since the most recent census, which recorded a population of 70,493 in 2020. Spanning over 25 miles, St. Charles has a population density of 2,897 people per square mile.

The average household income in St. Charles is $88,004 with a poverty rate of 8.09%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in St. Charles is 37.6 years, 37.9 years for males, and 37.4 years for females.

St. Charles Demographics

According to the most recent ACS, the racial composition of St. Charles was:

  • White: 85.21%
  • Black or African American: 6.18%
  • Two or more races: 3.64%
  • Asian: 3.07%
  • Other race: 1.67%
  • Native American: 0.23%
  • Native Hawaiian or Pacific Islander: 0%
The current population of St. Charles, Missouri is 71,903 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 70,493.

St. Charles, Missouri Population 2023

Population by Race

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

St. Charles Population by Race

St. Charles Population Pyramid 2023

St. Charles Median Age

37.6

Total

37.9

Male

37.4

Female

St. Charles Adults

There are 58,458 adults, (12,098 of whom are seniors) in St. Charles.

St. Charles Age Dependency

52.4

Age Dependency Ratio

26.1

Old Age Dependency Ratio

26.3

Child Dependency Ratio

St. Charles Sex Ratio

Female36,80752.1%
Male33,84347.9%

St. Charles Population by Age

St. Charles Renter vs Owner Occupied by Household Type

2.85

Average Family Size

2.21

Average Household Size

66.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

St. Charles Households and Families

Male

Female

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

St. Charles Educational Attainment by Sex (over 25)

St. Charles Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

The highest rate of high school graduation is among white people with a rate of 77.8%.

The highest rate of bachelors degrees is among asian people with a rate of 61.71%.

St. Charles Educational Attainment by Race

All

Male

Female

$46,604

Average Earnings

$52,408

Average Male

$39,216

Average Female

St. Charles Earnings by Educational Attainment

St. Charles Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

St. Charles Language

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.

St. Charles Language

St. Charles Poverty by Race

rate

8.09%

Overall Poverty Rate

5.56%

Male Poverty Rate

9.61%

Female Poverty Rate

Poverty in St. Charles

The race most likely to be in poverty in St. Charles is Native, with 34.59% below the poverty level.

The race least likely to be in poverty in St. Charles is Asian, with 5.11% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.8%. Among those working part-time, it was 14.29%, and for those that did not work, the poverty rate was 11.51%.

St. Charles Poverty

St. Charles Poverty Rate by Education

St. Charles Poverty Rate by Employment Status and Sex

St. Charles Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

mean

median

Income by Household Type

St. Charles Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

46.8%

Overall Marriage Rate

49.6%

Male Marriage Rate

44.3%

Female Marriage Rate

St. Charles Married by Age and Sex

male

female

St. Charles Marriage

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.

St. Charles Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

St. Charles Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

4,269

Number of Veterans

4,044

Male Veterans

225

Female Veterans

St. Charles Veterans by War

St. Charles Veterans by Age

count

St. Charles Veterans by Race

St. Charles Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.13%

Veteran Poverty Rate

24.67%

Veteran Disability Rate

St. Charles Veterans by Education

LaborForceParticipation

67.2%

Labor Force Participation

65.7%

Employment Rate

2.2%

Unemployment Rate

St. Charles Employment by Age

LaborForceParticipation

St. Charles Employment by Race

LaborForceParticipation

St. Charles Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

64.42%

Born in St. Charles

94.36%

Native Born

5.86%

Foreign Born

3.55%

Non Citizen

2.31%

Naturalized

Place of Birth

94.36% of St. Charles residents were born in the United States, with 64.42% having been born in Missouri. 3.55% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

St. Charles Place of Birth

Note: data after 2020 is projected based on recent growth

St. Charles Population by Year