The number of active cases of coronavirus in Williamson County is 379, according to the Tennessee Department of Health's Sept. 21 update.

This number is down 3.3% from Sept. 15's update, when the TDH reported 392 active cases.

Active cases in the county have remained largely stable since the TDH changed its reporting practices Sept. 3.

Take a look at the county's history of active cases below.