Saint Charles, IA Profile: Facts, Map & Data


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Saint Charles, Iowa - Basic Facts

The City of Saint Charles had a population of 699 as of July 1, 2017. Saint Charles ranks in the upper quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in Iowa. See peer rankings below.

The primary coordinate point for Saint Charles is located at latitude 41.2881 and longitude -93.8075 in Madison County. The formal boundaries for the City of Saint Charles (see map below) encompass a land area of 0.54 sq. miles and a water area of 0 sq. miles. Madison County is in the Central time zone (GMT -6). The elevation is 1,073 feet.

The City of Saint Charles (GNIS ID: 2396478) 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 South, a minor civil division (MCD) of Madison County.

Beneath the boundary map are tables with Saint Charles population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

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City of Saint Charles, IA Boundary Map

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Boundary Maps: Township of South | Madison County | Iowa Counties

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Saint Charles, IA Data & Demographics (As of July 1, 2017)


Total Population 699
Daytime Population: Workers 78
Daytime Population: Residents 307
Total Daytime Population (TDP) 385
Ratio TDP/Total Population1 0.55
Population in Households 699
Population in Familes 600
Population in Group Qrtrs 0
Population Density2 1,301
Diversity Index3 10


Median Household Income $67,799
Average Household Income $81,712
Per Capita Income $31,870


Total Housing Units 292 (100%)
Owner Occupied HU 220 (75.3%)
Renter Occupied HU 56 (19.2%)
Vacant Housing Units 16 ( 5.5%)
Median Home Value $151,111
Average Home Value $195,909


Total Households 276
Average Household Size 2.53
Family Households 208
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. 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 race 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.


2010-2017 2017-2022
Population 0.94% 0.84%
Households 0.93% 0.85%
Families 1.71% 0.76%
Median Household Income   1.41%
Per Capita Income   2.22%

Saint Charles, IA - Peer Comparisons by Rank and Percentile

The table below compares Saint Charles to the other 1,009 incorporated cities, towns and CDPs in Iowa by rank and percentile using July 1, 2017 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 # 386 62nd
Population Density # 159 84th
Diversity Index # 480 53rd
Median Household Income # 117 89th
Per Capita Income # 196 81st

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

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