In 1838, Dr. George Arnold, a physician and planter, constructed a Georgian-style house known as "Chesterfield" along Old Rutledge Pike in what is now northern Mascot.

[10] In 1884 a railroad line was constructed through the area and a post office was established under the name "Meek," apparently the surname of a local family.

[2] Knoxville's Daily Sentinel listed Mascot as the name of the new railroad station between McMillians and Strawberry Plains, near the resort Lea Springs in 1887.

[11] The Mascot community was formed in the early 20th century as a company town centered on the mine.

[2] Mascot is located in northeastern Knox County, Tennessee, and is situated between U.S. Route 11W and the Holston River.

As of the 2010 United States census,[17] there were 2,411 people, 971 households, and 670 families residing in the CDP.

Male full-time, year-round workers had a median income of $43,192 versus $31,008 for females.

[18] It is home to three large industrial facilities operated by Exedy America, Timken RBS, and Lifetime Products.