The Major Indoor Soccer League awarded St. Louis a franchise on July 31, 1979.

[5] The Steamers' popularity reached its peak during the 1981–82 season, when the team averaged 17,107 fans per game, including 19,298 fans in the Steamers' match at the Arena against the Denver Avalanche.

[6] In 1981–82, the Steamers won their second straight division title, and reached the MISL Championship finals, where they lost to New York in a five-game series.

The Steamers played their final match on April 15, 1988 in front of 4,839 fans.

[7] Following the 1987–88 season, the club folded, and the MISL terminated the Steamers' franchise.