Union, MO Profile: Facts, Map & Data


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Union, Missouri - Basic Facts

The City of Union is an incorporated place (Class Code P1) located in Franklin County at latitude 38.44 and longitude -90.9929. Franklin County is in the Central time zone (GMT -6). The elevation is 528 feet.

The formal official name is the City of Union, but most people and references simply refer to it as Union, Missouri.

The P1 Census Class Code for Union indicates a populated place that is also an incorporated place with the same name and the same census code. The Incorporated Place has a Functional Status Code "A" which identifies an active government providing primary general-purpose functions.

The formal boundaries for the City of Union (see map below) encompass a land area of 9.08 sq. miles and a water area of 0 sq. miles.

Alternate Unofficial Names for Union: Union City.

City of Union, MO Boundary Map


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Boundary Maps: Township of Union | Franklin County | Missouri Counties

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Union, MO Data & Demographics (As of July 1, 2014)


Total Population 10,428
Population in Households 10,294
Population in Familes 8,444
Population in Group Qrtrs 134
Population Density1 1,138
Diversity Index2 12


Total Households 4,011
Average Household Size 2.57
Family Households 2,757
Average Family Size 3


Total Housing Units 4,364 (100%)
Owner Occupied HU 2,803 (64.2%)
Renter Occupied HU 1,209 (27.7%)
Vacant Housing Units 353 ( 8.1%)
Median Home Value $171,496
Average Home Value $191,001


Median Household Income $43,344
Average Household Income $56,632
Per Capita Income $21,737
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population 0.51% 0.44%
Households 0.65% 0.46%
Families 1.28% 0.32%
Median Household Income   3.07%
Per Capita Income   2.81%
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.


Union, MO - Peer Comparisons by Rank and Percentile

The table below compares Union to the other 1,032 incorporated cities, towns and CDPs in Missouri by rank and percentile using July 1, 2014 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 # 83 92nd
Population Density1 # 297 71st
Diversity Index2 # 497 51st
Median Household Income # 406 61st
Per Capita Income # 369 64th

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