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Welcome to Union County ...

Time Zone: Union County lies in the Eastern Time Zone (EST/EDT) and observes daylight saving time.

The community of Maynardville is the Seat for Union County.

Union County was founded in 1850. Union was created by taking area from Grainger, Claiborne, Campbell, Anderson and Knox Counties.

From the Census Estimates for 2019, <1> Union had a population of 19,972 people. This is an increase of 4.48% since the last Census (which gave a population of 19,116 people in 2010).

At the time of the 2010 Census, Union represented 0.3% of the total population of Tennessee.

Below are some of the communities located in Union County:

  • Luttrell
    (5 miles [8 km] to the southeast)
    • Jump to our Gazetteer entry for Luttrell
    • Luttrell is located in Union County (TN)
    • Population from the 2020 Census: 1,088 people
  • Maynardville
    (Less than 2 miles to the south)
    • Note: The GPS coordinates that we are using for Maynardville have been provided by the GNIS.<2> The coordinates still need to be verified.
    • Jump to our Gazetteer entry for Maynardville
    • Maynardville is located in Union County (TN)
    • Population from the 2020 Census: 2,452 people
    • Jump to TripAdvisor's Tourism page for Maynardville <3>
  • Plainview
    (5 miles [8 km] to the south)
    • Jump to our Gazetteer entry for Plainview
    • Plainview is located in Union County (TN)
    • Population from the 2020 Census: 2,184 people

Websites of Interest ...

Footnotes ...

<1>On a yearly basis, the US Census Bureau creates an estimate of the county's population. Keep in mind that this is an estimate and not an actual count. The last physical count was the 2010 Census and the next count will be for the 2020 Census.
<2>The location has been supplied by the Geographic Names Information System - which is maintained by the U.S. Geological Survey (USGS). While these values should be definitive, we found that accuracy can vary and you should double-check the location if accuracy is required.
<3>While we're fans and frequent users of TripAdvisor, you should know that we're also members of the TripAdvisor affiliate program.