Clarksville, Tenn., is home to Austin Peay State University.
Population: 132,900
% over 50: 22%
Median home price: $136,000
Top state income tax: None*
Cost of living index: 88
This charming city near the Kentucky border boasts many grand 19th-century homes and historic buildings, but it isn't stuck in the past. Clarksville's three-year-old, 270-bed Gateway Medical Center offers cutting-edge specialty care in dozens of practice areas, from cardiology to oncology.
Home to Austin Peay State University, the city has a thriving arts scene, both on and off campus. Outdoor enthusiasts can cruise the Cumberland River or explore more than a dozen walking trails and state parks.
Small cities with so much to offer usually come at a premium. Yet retirees looking to downsize will be pleasantly surprised by the region's low cost of living.
Spacious new brick homes here sell for less than $150,000. Plus, there are no state taxes levied on Social Security, salaries, wages, IRAs, or pension income. There is, however, a 6% tax that is levied on stock dividends and interest from bonds and other obligations.
See complete data and interactive map for ClarksvilleNEXT: Tucson, Ariz.