Saint Charles, IA 50240 ZIP Code Profile

Related Place Profiles:
Hanley, IA | Saint Charles, IA

ZIP Code 50240: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Saint Charles, IA 50240

Not Acceptable, USPS
Conger, IA 50240
Hanley, IA 50240
Wick, IA 50240

  • ZIP Code Type: STANDARD
  • County: Madison County
  • Centroid: Latitude 41.301, Longitude -93.744
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 50240 has segments in 2 Counties (Madison, Warren).

  • Businesses Addresses: 35
  • PO Box Addresses: 99
  • Residential Addresses: 831
    • Multi-Family Addresses: 0
    • Single Family Addresses: 831

The ZIP Code maps and database are updated 4 times per year.
Database updated: May 1, 2018, Maps updated: February 1, 2018.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


50240 ZIP Code Map

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Saint Charles, IA 50240 Data & Demographics (As of July 1, 2017)


Total Population 2,475
Daytime Population: Workers 279
Daytime Population: Residents 1,136
Total Daytime Population (TDP) 1,415
Ratio TDP/Total Population1 0.57
Population in Households 2,475
Population in Familes 2,158
Population in Group Qrtrs 0
Population Density2 33
Diversity Index3 11


Median Household Income $71,504
Average Household Income $84,975
Per Capita Income $32,857


Total Housing Units 1,027 (100%)
Owner Occupied HU 793 (77.2%)
Renter Occupied HU 164 (16.0%)
Vacant Housing Units 70 ( 6.8%)
Median Home Value $172,926
Average Home Value $221,154


Total Households 957
Average Household Size 2.59
Family Households 736
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 1.0% 1.01%
Households 1.02% 0.98%
Families 0.87% 0.88%
Median Household Income   1.33%
Per Capita Income   2.26%

Saint Charles, IA 50240 - Peer Comparisons by Rank and Percentile

The table below compares 50240 to the other 963 ZIP Codes 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 # 244 75th
Population Density # 353 63rd
Diversity Index # 403 58th
Median Household Income # 81 92nd
Per Capita Income # 151 84th

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

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