Williamson County Museum is the county's first permanent history museum, dedicated exclusively to interpreting the people, events, and communities that shaped the development of Williamson County, TN. For over fifteen years, Williamson County Museum has curated a permanent, comprehensive collection of objects, thanks to the generous support of folks across the county. The museum is open to the public Monday through Friday from 8:00 AM to 4:30 PM, and open seasonally on Saturdays from 9:00 AM to 5:30 PM (May through October). Museum admission is free for all visitors. Explore our displays and exhibits to learn about Williamson County's history!