Nashville is set to be announced as the 25th member of Major League Soccer later on Wednesday, Sky Sports News understands.
“Music City” is one of four finalists to join the league along with Cincinnati, Detroit and Sacramento.
A 26th team is also expected to be announced shortly but no date has yet been scheduled for when either new side will actually begin playing.
Nashville’s bid, rated a long shot at the start of the process, was fronted by local billionaire John Ingram and supported by the Wilf brothers, owners of the NFL’s Minnesota Vikings.
Their plan was formed around the construction of a 27,500-seater $250m (£187m) stadium at the Fairgrounds.
The city has previously attracted large attendances for high-profile friendlies at Nissan Stadium – home of the Tennessee Titans – including more than 56,000 for a pre-season clash between Manchester United and Tottenham last summer.
Los Angeles FC will become the 23rd team in MLS next season and they found out on Tuesday they will kick off with a tough road trip against the Seattle Sounders on March 4, 2018.
LAFC will open their state-of-the-art Banc of California Stadium on April 29, also against the Sounders.
David Beckham’s Miami-based franchise will take the league to 24 teams but their timeline for entry remains clouded while the search for a stadium site in South Florida continues.