Although Rennie was victorious in his first game in charge of the club, Indy were defeated in their first-ever match at their new home stadium.

The Eleven qualified for the USL playoffs in their first season in the league, finishing with 49 points and earning the 7th seed in the Eastern Conference.

However, they were eliminated in the conference quarterfinals by Louisville City, who went on to win USL Cup for the second consecutive season.

In the U.S. Open Cup, Indy was eliminated in the second round by fourth-tier Mississippi Brilla, marking the second consecutive season that the club was knocked out by a Premier Development League opponent.

[4] The expansion was spurred by the addition of six new clubs for the 2018 season: alongside Indy, the league also welcomed in Atlanta United 2, Fresno FC, Las Vegas Lights, Nashville SC, and North Carolina FC.