New Tazewell is a city in Claiborne County, Tennessee, United States.

When the railroad line was built from Knoxville through Cumberland Gap in the late 1880s, it bypassed the city of Tazewell.

A new community sprang up around the depot, called Cowan City on old survey maps.

[7] According to the United States Census Bureau, the city has a total area of 5.3 square miles (14 km2), all land.

As of the 2020 United States census, there were 2,769 people, 1,293 households, and 731 families residing in the town.

New Tazewell is home to a satellite campus of Walters State Community College.