Saint Charles, MO Profile: Facts & Data


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Saint Charles, Missouri - Basic Facts

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The City of Saint Charles is the 8th largest city in Missouri with a population of 72,649 as of July 1, 2022. Saint Charles ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Missouri. See peer rankings below.

The primary coordinate point for Saint Charles is located at latitude 38.7839 and longitude -90.4812 in St. Charles County. The formal boundaries for the City of Saint Charles encompass a land area of 23.75 sq. miles and a water area of 0.38 sq. miles. St. Charles County is in the Central time zone (GMT -6). The elevation is 492 feet.

The City of Saint Charles has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

The City of Saint Charles is located within Township of Rivers, a minor civil division (MCD) of St. Charles County.

Alternate Unofficial Names for Saint Charles: City of Saint Charles, Las Pequenas Cuestas, Le Village de Cotes, Le Village du Cote, Les Petites Cotes, Petit Cotes, Saint Andrew, Saint Charles City, San Carlos del Missouri, San Carlos del Misuri, San Fernando.

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  1. Saint Charles 2022 Demographic Data
  2. Growth Rates for Saint Charles (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Missouri Research Tools (Easy Tools & Current Data)
  3. Missouri Data Comparison Tool - 2022 Demographics

Saint Charles, MO Data & Demographics (As of July 1, 2022)


Total Population 72,649 (100%)
Population in Households 69,221 (95.3%)
Population in Families 51,744 (71.2%)
Population in Group Quarters1 3,428 ( 4.7%)
Population Density 2,927
Diversity Index2 43


Median Household Income $76,944
Average Household Income $103,047
% of Income for Mortgage4 17%
Per Capita Income $44,025
Wealth Index5 99


Total HU (Housing Units) 32,848 (100%)
Owner Occupied HU 20,840 (63.4%)
Renter Occupied HU 10,068 (30.7%)
Vacant Housing Units 1,941 ( 5.9%)
Median Home Value $240,827
Average Home Value $266,007
Housing Affordability Index3 145


Total Households 30,907
Average Household Size 2.24
Family Households 18,042
Average Family Size 3.00
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2020-2022 2022-2027
Population 1.35% 0.79%
Households 1.54% 0.89%
Families   0.85%
Median Household Income   2.14%
Per Capita Income   2.49%
Owner Occupied HU   1.17%

Saint Charles, MO - Peer Comparisons by Rank and Percentile

The table below compares Saint Charles to the other 1,082 incorporated cities, towns and CDPs in Missouri by rank and percentile using July 1, 2022 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 8 99th
Population Density # 65 94th
Median Household Income # 162 85th
Housing Affordability Index # 410 38th
Per Capita Income # 92 92nd
Diversity Index # 114 89th

Additional comparisons and rankings can be made with a VERY EASY TO USE Missouri Census Data Comparison Tool.

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