St. Charles County, Missouri Population 2022
St. Charles County, Missouri's estimated population is 411,748 with a growth rate of 0.79% in the past year according to the most recent United States census data. St. Charles County, Missouri is the 4th largest county in Missouri. The 2010 Population was 361,803 and has seen a growth of 13.80% since this time.
| Year | Population | Growth | Annual Growth Rate |
|---|---|---|---|
| 2022 | 411,748 | 3,242 | 0.79% |
| 2021 | 408,506 | 3,242 | 0.80% |
| 2020 | 405,264 | 3,242 | 0.81% |
| 2019 | 402,022 | 3,242 | 0.81% |
| 2018 | 398,780 | 3,650 | 0.92% |
| 2017 | 395,130 | 4,589 | 1.18% |
| 2016 | 390,541 | 5,563 | 1.45% |
| 2015 | 384,978 | 5,134 | 1.35% |
| 2014 | 379,844 | 5,556 | 1.48% |
| 2013 | 374,288 | 5,177 | 1.40% |
| 2012 | 369,111 | 3,529 | 0.97% |
| 2011 | 365,582 | 3,779 | 1.04% |
| 2010 | 361,803 | 148,896 | 69.93% |
| 1990 | 212,907 | 68,800 | 47.74% |
| 1980 | 144,107 | 51,153 | 55.03% |
| 1970 | 92,954 | 39,984 | 75.48% |
| 1960 | 52,970 | 23,136 | 77.55% |
| 1950 | 29,834 | 4,272 | 16.71% |
| 1940 | 25,562 | 1,208 | 4.96% |
| 1930 | 24,354 | 1,526 | 6.68% |
| 1920 | 22,828 | -1,867 | -7.56% |
| 1910 | 24,695 | 221 | 0.90% |
| 1900 | 24,474 | 1,497 | 6.52% |
| 1890 | 22,977 | -88 | -0.38% |
| 1880 | 23,065 | 1,761 | 8.27% |
| 1870 | 21,304 | 4,781 | 28.94% |
| 1860 | 16,523 | 5,069 | 44.26% |
| 1850 | 11,454 | 3,543 | 44.79% |
| 1840 | 7,911 | 3,591 | 83.13% |
| 1830 | 4,320 | 350 | 8.82% |
| 1820 | 3,970 | 465 | 13.27% |
| 1810 | 3,505 | 0.00% |
Population by Race
| Race | Population | Percentage |
|---|---|---|
| White | 353,297 | 89.60% |
| Black or African American | 17,468 | 4.43% |
| Asian | 10,183 | 2.58% |
| Two or More Races | 10,147 | 2.57% |
| Some Other Race | 2,416 | 0.61% |
| American Indian and Alaska Native | 641 | 0.16% |
| Native Hawaiian and Other Pacific Islander | 138 | 0.03% |
St. Charles County, Missouri Population Pyramid $2022
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 146,631 | 2.64 | 80.6 |
| Married | 86,146 | 3.18 | 91 |
| Non Family | 41,499 | 1.24 | 64.3 |
| Female | 13,425 | 3.22 | 66.6 |
| Male | 5,561 | 3.19 | 75.6 |
3.13
Average Family Size
2.64
Average Household Size
| Education Attained | Count | Percentage |
|---|---|---|
| Less Than 9th Grade | 3,618 | 1.35% |
| 9th to 12th Grade | 10,335 | 3.86% |
| High School Graduate | 65,883 | 24.60% |
| Some College | 59,216 | 22.11% |
| Associates Degree | 24,672 | 9.21% |
| Bachelors Degree | 66,222 | 24.73% |
| Graduate Degree | 37,852 | 14.13% |
St. Charles County, Missouri Educational Attainment by Race
| Race | Total | High School | Bachelors |
|---|---|---|---|
| White | 239,067 | 227,607 | 91,510 |
| Black | 11,350 | 10,747 | 4,561 |
| Asian | 6,929 | 6,222 | 4,275 |
| Hispanic | 6,739 | 5,724 | 2,302 |
| 2+ Races | 3,703 | 3,623 | 1,420 |
| Other Race | 1,335 | 923 | 367 |
| Native American | 506 | 436 | 207 |
| Islander | 45 | 35 |
The highest rate of high school graduation is among 2+ races people with a rate of 97.84%.
The highest rate of bachelors degrees is among asian people with a rate of 61.70%.
$49,971
Average Earnings
$60,787
Average Male
$40,149
Average Female
St. Charles County, Missouri Language by Age
St. Charles County, Missouri Language
94.20% of St. Charles County, Missouri residents speak only English, while 5.80% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.37% of the population.
St. Charles County, Missouri Poverty by Race
| Name | Total | In Poverty | Poverty Rate |
|---|---|---|---|
| White | 336,774 | 14,638 | 4.35% |
| Black | 16,835 | 2,116 | 12.57% |
| Multiple | 10,094 | 1,445 | 14.32% |
| Hispanic | 12,394 | 1,258 | 10.15% |
| Asian | 9,937 | 387 | 3.89% |
| Other | 293 | NaN% | |
| Islander | 121 | 65 | 53.72% |
| Native | 640 | 54 | 8.44% |
5.18%
Overall Poverty Rate
4.22%
Male Poverty Rate
6.11%
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 53.72% 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 0.97%. Among those working part-time, it was 7.49%, and for those that did not work, the poverty rate was 9.50%.
St. Charles County, Missouri Marital Status
Marriage Rates
56.0%
Overall Marriage Rate
57.7%
Male Marriage Rate
54.5%
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 35-44.
St. Charles County, Missouri Marital Status by Race
| Name | Veterans | % of Total |
|---|---|---|
| White | 22,354 | 8.19% |
| Black | 1,103 | 8.45% |
| Hispanic | 541 | 6.50% |
| 2+ Races | 360 | 7.08% |
| Other Race | 138 | 8.36% |
| Asian | 134 | 1.74% |
| Native American | 105 | 17.98% |
St. Charles County, Missouri Veterans by Education
1.90%
Veteran Poverty Rate
23.84%
Veteran Disability Rate
69.9%
Labor Force Participation
67.8%
Employment Rate
2.9%
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
68.51%
Born in St. Charles County, Missouri
95.95%
Native Born
4.05%
Foreign Born
2.08%
Non Citizen
1.96%
Naturalized
Place of Birth
95.95% of St. Charles County, Missouri residents were born in the United States, with 68.51% having been born in Missouri. 2.08% 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