St. Louis County, Missouri Population 2022

St. Louis County, Missouri's estimated population is with a growth rate of 0.05% in the past year according to the most recent United States census data. St. Louis County, Missouri is the largest county in Missouri. The 2010 population was and has seen a growth of 0.62% since this time.

Note: 2021 and 2022 data is projected

St. Louis County, Missouri Population 2022

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St. Louis County, Missouri Population Growth

Population by Race

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St. Louis County, Missouri Population by Race

St. Louis County, Missouri Population Pyramid 2022

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St. Louis County, Missouri Median Age

40.4


Total

38.3


Male

42.4


Female

St. Louis County, Missouri Adults

There are 776,501 adults, (179,993 of whom are seniors) in St. Louis County, Missouri.

St. Louis County, Missouri Age Dependency

Age Dependency Ratio

30.2

Old Age Dependency Ratio

36.8

Child Dependency Ratio

St. Louis County, Missouri Sex Ratio

Female

523,364

52.54%

Male

472,815

47.46%

St. Louis County, Missouri Population by Age

St. Louis County, Missouri Renter vs Owner Occupied by Household Type

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St. Louis County, Missouri Household Types

68.3%

Rate of Home Ownership

St. Louis County, Missouri Households and Families

3.02

Average Family Size

2.39

Average Household Size

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St. Louis County, Missouri Households by Type

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St. Louis County, Missouri Educational Attainment by Sex (over 25)

St. Louis County, Missouri Educational Attainment by Race

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The highest rate of high school graduation is among islander people with a rate of 98.97%.

The highest rate of bachelors degrees is among asian people with a rate of 74.67%.

St. Louis County, Missouri Educational Attainment by Race

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$46,452

Average Earnings

$54,821

Average Male

$39,762

Average Female

St. Louis County, Missouri Earnings by Educational Attainment

St. Louis County, Missouri Language by Age

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St. Louis County, Missouri Language

90.49% of St. Louis County, Missouri residents speak only English, while 9.51% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 3.48% of the population.

St. Louis County, Missouri Language

St. Louis County, Missouri Poverty by Race

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9.30%

Overall Poverty Rate

8.34%

Male Poverty Rate

10.16%

Female Poverty Rate

Poverty in St. Louis County, Missouri

The race most likely to be in poverty in St. Louis County, Missouri is Native, with 36.37% below the poverty level.

The race least likely to be in poverty in St. Louis 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 1.52%. Among those working part-time, it was 12.79%, and for those that did not work, the poverty rate was 15.31%.

St. Louis County, Missouri Poverty

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St. Louis County, Missouri Poverty Rate by Education

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St. Louis County, Missouri Poverty Rate by Employment Status and Sex

St. Louis County, Missouri Income by Household Type

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Income by Household Type

St. Louis County, Missouri Marital Status

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Marriage Rates

48.4%

Overall Marriage Rate

51.9%

Male Marriage Rate

45.4%

Female Marriage Rate

St. Louis County, Missouri Married by Age and Sex

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St. Louis 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 55-64.

St. Louis County, Missouri Marital Status by Race

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St. Louis County, Missouri Marital Status

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54,877

Number of Veterans

Male Veterans

Female Veterans

St. Louis County, Missouri Veterans by War

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St. Louis County, Missouri Veterans by Age

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St. Louis County, Missouri Veterans by Race

St. Louis County, Missouri Veterans by Education

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4.50%

Veteran Poverty Rate

28.62%

Veteran Disability Rate

St. Louis County, Missouri Veterans by Education

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65.3%

Labor Force Participation

62.3%

Employment Rate

4.5%

Unemployment Rate

St. Louis County, Missouri Employment by Age

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St. Louis County, Missouri Employment by Race

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St. Louis County, Missouri Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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67.19%

Born in St. Louis County, Missouri

92.42%

Native Born

7.58%

Foreign Born

3.33%

Non Citizen

4.26%

Naturalized

Place of Birth

92.42% of St. Louis County, Missouri residents were born in the United States, with 67.19% having been born in Missouri. 3.33% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

St. Louis County, Missouri Place of Birth

Sources