St. Charles, Missouri Population 2020

72,750

St. Charles is a city located in Missouri. With a 2020 population of 72,750, it is the 9th largest city in Missouri and the 504th largest city in the United States. St. Charles is currently growing at a rate of 1.38% annually and its population has increased by 10.57% since the most recent census, which recorded a population of 65,794 in 2010. Spanning over 25 miles, St. Charles has a population density of 2,931 people per square mile.

The average household income in St. Charles is $83,072 with a poverty rate of 9.31%. The median rental costs in recent years comes to $959 per month, and the median house value is $188,600. The median age in St. Charles is 36.3 years, 35.6 years for males, and 36.9 years for females. For every 100 females there are 91.8 males.

St. Charles Demographics

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

  • White: 85.74%
  • Black or African American: 6.30%
  • Two or more races: 3.73%
  • Asian: 2.96%
  • Other race: 1.07%
  • Native American: 0.17%
  • Native Hawaiian or Pacific Islander: 0.03%
The current population of St. Charles, Missouri is 72,750, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 70,764.The last official US Census in 2010 recorded the population at 65,794.

St. Charles, Missouri Population 2020

Population by Race

Race Population Percentage
White59,65685.74%
Black or African American4,3836.30%
Two or More Races2,5923.73%
Asian2,0612.96%
Some Other Race7451.07%
American Indian and Alaska Native1190.17%
Native Hawaiian and Other Pacific Islander200.03%

St. Charles Population Pyramid 2020

St. Charles Median Age

36.3


Total

35.6


Male

36.9


Female

St. Charles Adults

There are 57,181 adults, (10,888 of whom are seniors) in St. Charles.

St. Charles Age Dependency

50.3

Age Dependency Ratio

23.5

Old Age Dependency Ratio

26.8

Child Dependency Ratio

St. Charles Sex Ratio

Female

36,282

52.15%

Male

33,294

47.85%

St. Charles Households and Families

St. Charles Renter vs Owner Occupied by Household Type

St. Charles Household Types

Type Owner Renter
Married83.1%16.9%
All64.2%35.8%
Female53.1%46.9%
Male48.7%51.3%
Non Family47%53%

64.2%

Rate of Home Ownership

Type Count Average Size Owned
All27,8722.2664.2
Married12,7952.9583.1
Non Family11,3951.2447
Female2,6433.0453.1
Male1,0392.9448.7

2.91

Average Family Size

2.26

Average Household Size

6.2%

Unmarried (Opposite Sex)

0.3%

Unmarried (Same Sex)

St. Charles Education

Education Attained Count Percentage
Less Than 9th Grade1,0012.13%
9th to 12th Grade2,2644.83%
High School Graduate11,75225.05%
Some College11,00023.45%
Associates Degree4,3219.21%
Bachelors Degree10,15621.65%
Graduate Degree6,42213.69%

St. Charles Educational Attainment by Race

Name Total High School Bachelors
White40,23137,64613,892
Black2,6052,439821
Hispanic1,5561,284519
Asian1,3061,249955
Multiple Races1,2031,074372
Other Race34514942
Native American968560
Islander44

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 asian people with a rate of 73.12%.

Name Average Male Female
Overall$42,472$50,536$36,742
Less Than High School$20,130$24,667$14,349
High School Grad$31,463$36,310$27,564
Some College$39,823$45,425$32,711
Bachelors Degree$53,646$70,438$42,842
Graduate Degree$70,550$89,539$61,545

$42,472

Average Earnings

$50,536

Average Male

$36,742

Average Female

St. Charles Language

St. Charles Language by Age

St. Charles Language

92.00% of St. Charles residents speak only English, while 8.00% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.30% of the population.

St. Charles Poverty

St. Charles Poverty by Race

Name Total In Poverty Poverty Rate
White52,2364,0217.70%
Black3,88776219.60%
Hispanic2,75548117.46%
Multiple2,52346818.55%
Other64611617.96%
Asian1,800764.22%
Native1171411.97%

9.31%

Overall Poverty Rate

7.75%

Male Poverty Rate

10.82%

Female Poverty Rate

Poverty in St. Charles

The race most likely to be in poverty in St. Charles is Black, with 19.60% below the poverty level.

The race least likely to be in poverty in St. Charles is Asian, with 4.22% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.05%. Among those working part-time, it was 15.05%, and for those that did not work, the poverty rate was 13.15%.

Name Poverty
Less Than High School20.49%
High School9.16%
Some College7.57%
Bachelors or Greater2.02%
Name Poverty
Female Unemployed27.30%
Female Employed7.85%
Male Unemployed7.72%
Male Employed3.53%

St. Charles Income

St. Charles Income by Household Type

Name Median Mean
Households$64,483$83,072
Families$85,562$103,604
Married Families$98,714-
Non Families$40,478$51,412

St. Charles Marital Status

St. Charles Marital Status

Marriage Rates

44.9%

Overall Marriage Rate

47.9%

Male Marriage Rate

42.2%

Female Marriage Rate

St. Charles Married by Age and Sex

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 35-44.

St. Charles Marital Status by Race

St. Charles Veterans

4,555

Number of Veterans

4,251

Male Veterans

304

Female Veterans

War Veterans
Vietnam1,390
Second Gulf War779
First Gulf War760
Korea543
World War II220
Name Veterans % of Total
White4,1018.17%
Black3179.38%
Hispanic1084.74%
2 or More956.64%
Other204.58%
Asian110.69%
Indian119.40%

$St. Charles Veterans by Education

2.04%

Veteran Poverty Rate

28.34%

Veteran Disability Rate

St. Charles Employment Status

67.9%

Labor Force Participation

65.7%

Employment Rate

3.2%

Unemployment Rate

St. Charles Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

66.06%

Born in Missouri

93.77%

Native Born

6.23%

Foreign Born

3.68%

Non Citizen

Place of Birth

93.77% of St. Charles residents were born in the United States, with 66.06% having been born in Missouri. 3.68% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Year Population Growth Annual Growth Rate
202072,7509931.38%
201971,7579931.40%
201870,7644570.65%
201770,3079931.43%
201669,3142760.40%
201569,0385590.82%
201468,4794140.61%
201368,0651,1661.74%
201266,8993540.53%
201166,5452290.35%
201066,3165,9950.95%
200060,3215,7661.01%
199054,55517,1763.85%
198037,3795,5451.62%
197031,83410,6454.15%
196021,1896,8754.00%
195014,3143,5112.85%
194010,8033120.29%
193010,4911,9882.12%
19208,503-934-1.04%
19109,4371,4551.69%
19007,9821,8212.62%
18906,1611,1472.08%
18805,014-556-1.05%
18705,5702,3315.57%
18603,2390.00%