St. Charles County, Missouri Population 2022
St. Charles County, Missouri's estimated population is 414,218 with a growth rate of 1.09% in the past year according to the most recent United States census data. St. Charles County, Missouri is the 3rd largest county in Missouri. The 2010 Population was 360,485 and has seen a growth of 14.91% since this time.
St. Charles County, Missouri Population Pyramid 2022
St. Charles County, Missouri Renter vs Owner Occupied by Household Type
St. Charles County, Missouri Household Types
81.6%
Rate of Home Ownership
3.1
Average Family Size
2.62
Average Household Size
St. Charles County, Missouri Educational Attainment by Race
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 62.38%.
$51,448
Average Earnings
$61,971
Average Male
$41,349
Average Female
St. Charles County, Missouri Language by Age
St. Charles County, Missouri Language
94.50% of St. Charles County, Missouri residents speak only English, while 5.50% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.29% of the population.
St. Charles County, Missouri Poverty by Race
4.79%
Overall Poverty Rate
4.03%
Male Poverty Rate
5.54%
Female Poverty Rate
Poverty in St. Charles County, Missouri
The race most likely to be in poverty in St. Charles County, Missouri is Islander, with 54.39% below the poverty level.
The race least likely to be in poverty in St. Charles County, Missouri is Other, with NaN% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0.92%. Among those working part-time, it was 7.05%, and for those that did not work, the poverty rate was 8.84%.
St. Charles County, Missouri Income by Household Type
St. Charles County, Missouri Marital Status
Marriage Rates
56.5%
Overall Marriage Rate
58.1%
Male Marriage Rate
54.9%
Female Marriage Rate
St. Charles County, Missouri Married by Age and Sex
St. Charles County, Missouri 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 45-54.
St. Charles County, Missouri Marital Status by Race
23,046
Number of Veterans
Male Veterans
Female Veterans
St. Charles County, Missouri Veterans by Education
2.76%
Veteran Poverty Rate
25.00%
Veteran Disability Rate
69.6%
Labor Force Participation
67.5%
Employment Rate
3%
Unemployment Rate
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
68.88%
Born in St. Charles County, Missouri
96.06%
Native Born
3.94%
Foreign Born
1.84%
Non Citizen
2.10%
Naturalized
Place of Birth
96.06% of St. Charles County, Missouri residents were born in the United States, with 68.88% having been born in Missouri. 1.84% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990