[1] Knoxville is located 23 miles (37 km) north-northeast of Saint Helena.

[2] The name commemorates Ranar B. Knox, owner of a local mine and first post master.

It declined in the late nineteenth century, only to temporarily bounce back during the World Wars as the need for mercury in detonating devices increased.

While a school, post office, and mill once stood at the site, by 1979 only the derelict store remained.

[3] The Knoxville area is now a popular site for off-highway vehicle recreation, with dozens of miles of former mining trails.