Skip to main content
County ProfileKY

Union County

Population: 13,668 · 4 ZIP codes

Demographics

Source: U.S. Census Bureau (ACS/Decennial). Estimates vary by year.

People
Total population
13,668
People
Median age
42.4
Housing
Total households
5,198
Income
Median household income
$60,327
Housing
Total housing units
5,846
Employment
Employment rate
51.1%
Education
Bachelor’s degree or higher
13.1%
Healthcare
Insured population
94.2%
County details
Local time 03:16:14(ET)
NameUnion
Total ZIP codes4total
ZIP codes (by type)
4 Standard
Area code270, 364
TimezoneEastern Time (ET)
Coordinates37.6580293, -87.9516496
Land area342.9 sq miles(888.1 km²)

Map of Union county, Kentucky with ZIP codes

Map of Union County, Kentucky and ZIP codes

Cities and Communities in Union County

Compare the largest cities in Union County by population, median income, and growth. Use the table below to analyze key demographic shifts across the region.

CityPopulation
Median incomeHousehold
ZIP codes
Morganfield3,256$65,8291ZIPs
Sturgis1,735$36,7801ZIPs
Uniontown929$43,8571ZIPs
Waverly311$62,1881ZIPs

Data unavailable or suppressed by the U.S. Census Bureau for areas with small sample sizes to protect individual privacy.

ZIP Codes in Union County

Review the most populated postal areas across Union County. Use the ranking below to compare resident density and demographic scales between the county's major zones.

ZIPCity
Median incomeHousehold
Population (ZIP)
42437Morganfield$65,2567,422
42459Sturgis$51,5634,109
42461Uniontown$47,7461,454
42462Waverly$66,3731,362

Data Sources & Citations

The geographic and demographic information presented on this site is compiled from publicly available, authoritative sources, including:

  • United States Census BureauDemographic, population, housing, and socioeconomic data sourced from Census Bureau datasets, including the Decennial Census and the American Community Survey (ACS).Census Data
  • United States Postal Service (USPS)ZIP code classifications, delivery types, and postal designations used for reference purposes. USPS ZIP codes are intended for mail delivery and may not always align exactly with Census geographic boundaries.USPS