Union, SC Profile: Facts, Map & Data


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Union, South Carolina - Basic Facts

The City of Union is an incorporated place (Class Code P1) located in Union County at latitude 34.7235 and longitude -81.6248. Union County is in the Eastern time zone (GMT -5). The elevation is 640 feet.

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

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 7.97 sq. miles and a water area of 0 sq. miles.

Alternate Unofficial Names for Union: Union Station, Unionville.

City of Union, SC Boundary Map


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Boundary Maps: Union Division | Union County | South Carolina Counties

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


Total Population 8,140
Population in Households 7,886
Population in Familes 6,165
Population in Group Qrtrs 254
Population Density1 1,007
Diversity Index2 54


Total Households 3,602
Average Household Size 2.19
Family Households 2,192
Average Family Size 3


Total Housing Units 4,351 (100%)
Owner Occupied HU 1,952 (44.9%)
Renter Occupied HU 1,650 (37.9%)
Vacant Housing Units 749 (17.2%)
Median Home Value $84,034
Average Home Value $111,885


Median Household Income $27,441
Average Household Income $39,219
Per Capita Income $17,074
  (Compound Annual Growth Rates)


2010-2014 2014-2019
Population -0.72% -0.65%
Households -0.57% -0.61%
Families -0.65% -0.79%
Median Household Income   2.58%
Per Capita Income   1.86%
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, SC - Peer Comparisons by Rank and Percentile

The table below compares Union to the other 395 incorporated cities, towns and CDPs in South Carolina 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 # 68 83rd
Population Density1 # 122 69th
Diversity Index2 # 156 61st
Median Household Income # 335 15th
Per Capita Income # 272 31st

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