Union City, Tennessee

Union City population, 2020 to 2024

Union City lost 286 residents from July 2020 to July 2024, a change of -2.6%. In the latest year it moved by -74. Among 104 Tennessee places of 5,000 or more, that growth ranks 99th; the median place changed by +4.0%. The median place of 5,000+ in Tennessee has 12,136 people, so Union City is 90% of it.

Union City covers 12.11 square miles of land, for 898 people per square mile of land. The median Tennessee place of 5,000+ has 947, so Union City is close to the typical town.

What county Union City is in

All of Union City's residents live in Obion County, which had 30,261 residents in 2024. Union City holds 35.9% of the county's population. The shaded shape is on the map above; dots mark the eight nearest places.

ZIP codes in Union City

1 ZIP Code Tabulation Area (ZCTA) overlaps Union City by at least 10% of the ZCTA's or the city's land: 38261. ZCTAs are Census approximations of USPS ZIP code delivery areas. The list comes from the 2020 ZCTA to place relationship file, so a city that annexed land after 2020 may reach into ZIP codes not listed here.

Where Union City is

The Census internal point of Union City is at 36.427100, -89.047700. Nashville, the capital, is 127.3 miles E in a straight line. The nearest larger place is Martin, TN (10,989 people), 12.6 miles away. The nearest city of 100,000 or more is Clarksville, TN, 95.1 miles away.

Daylight in Union City

At 36.43° N, Union City gets about 14 h 39 min of daylight around the June solstice and 9 h 40 min around the December solstice, a swing of 4 h 59 min. Figures are sunrise to sunset from the SunCalc model for June 21 and December 21, 2026.

Places near Union City

The eight nearest incorporated places of 1,000+ in Tennessee, measured between internal points. The closest is Troy, 8.5 miles away, with 1,407 people.