O Fallon, MO 63368 ZIP Code Profile

Related Place Profiles:
Dardenne, MO | Dardenne Prairie, MO

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ZIP Code 63368: Basic Data & USPS Preferred City Name

Preferred Name, USPS
O Fallon, MO 63368

Acceptable Alternative
Dardenne Pr, MO 63368
Dardenne Prairie, MO 63368

Not Acceptable, USPS
Dardenne, MO 63368
Ofallon, MO 63368

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 659
  • Single Family Addresses: 14,119
  • Multi-Family Addresses: 1,922
  • County: St. Charles County
  • Centroid: Latitude 38.757, Longitude -90.725
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

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63368 ZIP Code Map

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O Fallon, MO 63368 Data & Demographics (As of July 1, 2016)


Total Population 44,577
Population in Households 44,405
Population in Familes 39,667
Population in Group Qrtrs 172
Population Density1 2,800
Diversity Index2 28


Total Households 15,376
Average Household Size 2.89
Family Households 12,061
Average Family Size 3


Total Housing Units 15,902 (100%)
Owner Occupied HU 12,739 (80.1%)
Renter Occupied HU 2,637 (16.6%)
Vacant Housing Units 526 ( 3.3%)
Median Home Value $242,199
Average Home Value $257,283


Median Household Income $92,224
Average Household Income $106,492
Per Capita Income $36,812
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.07% 1.33%
Households 1.2% 1.43%
Families 1.05% 1.32%
Median Household Income   2.03%
Per Capita Income   1.89%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

O Fallon, MO 63368 - Peer Comparisons by Rank and Percentile

The table below compares 63368 to the other 1,011 ZIP Codes in Missouri by rank and percentile using July 1, 2016 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 # 14 99th
Population Density1 # 53 95th
Diversity Index2 # 185 82nd
Median Household Income # 16 99th
Per Capita Income # 47 95th

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

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