Tractor Supply Company (often written as "Tractor Supply Co." or "TSC") is a large retail chain of stores that offers a number of products for home improvement, agriculture, lawn and garden maintenance, and livestock, equine and pet care. It is a leading U.S. retailer in its market.
Founded as a mail order tractor parts business in 1938, the first Tractor Supply Co. retail store was founded in 1939 in Minot, North Dakota.
TSC is headquartered in Brentwood, Tennessee, a suburb of Nashville.

In 2004, when the company reported revenues of more than US$1.7 billion, Fortune magazine named Tractor Supply to its list of the 100 fastest growing businesses.^[1] As of March 21, 2013, the chain has 1190 stores in 44 states.

The company has conducted advertising campaigns featuring the slogan "The Stuff You Need Out Here."^[1] Their Mission Statement is " To work hard, have fun and make money by providing legendary service and great products at everyday low prices."

TSC was part of a group that purchased some of the leases of the bankrupt Quality Stores, Inc., which had operated nearly 300 stores in 30 states under the names CT Farm & Country; Country General; Quality Farm & Fleet; County Post; Central Farm and Fleet, and FISCO. TSC was not associated with Quality Stores Inc.

The company also owns Del's Feed and Farm Supply, a farm retail chain in the Pacific Northwest and Hawaii