Population Of Tennessee 2024. Tennessee is gaining population and increased by 200,398 people since. This represents very slight growth of 0.91% since the 2010 census.
According to the boyd center for business and economic research at the university of tennessee, knoxville, tennessee is expected to be home to 7.94 million. The most populated counties in tennessee are shelby county with 910,042, davidson county at 712,334, knox county with 500,669, hamilton county.