The growth of adult population statewide was strong in 2021, but Tennessee’s two largest counties both saw population declines among people under age 65. We took at look at the last year of population change and how it varied by age across the state.

Spring Hill, located 30 miles south of Nashville, had the 10th largest percentage increase among U.S. cities in 2021. New Census Bureau data for the state’s 345 cities and towns showed strong growth for many of the state’s municipalities.

2021 was one of the most dynamic years in population change in recent history. New data shows Tennessee’s population grew in 2021. Record net gains from domestic migration were offset by a rise in deaths and drop in births. We break down the early numbers.