As of 2015, there are 3,127 Sonic franchises in the United States. The total investment to start a Sonic franchise ranges from about $1 million to $2 million.
Sonic does not allow absentee ownership, and most franchises require 25 employees to run the day-to-day operations. Sonic offers training at its headquarters for one week and provides 11 weeks of training at its franchisee’s location. In 2015, Entrepreneur ranked Sonic 24th out of the top 500 franchises in the United States. Sonic supports its franchisees through national media marketing campaigns, ad slicks and co-op advertising. Franchisees must have a net worth of $1 million and $1 million in liquid cash available.