The Redwings made an unsteady start in their inaugural season, going 33–79 to finish last 41 games out of first place in the Western Division. The team improved in 1947 with a 54–57 record, good to finish in fifth place in the eight–team league.
Their most productive season came in 1948, when they finished 71–55 for third place in the division and fourth overall, gaining a playoff spot. In the playoffs, the Redwings were swept by the Racine Belles in three straight games.
Peoria fell to 36–43 and last place in 1949, and next–to–last in 1950 after ending 44–63–2. They went 48–56–2 in 1951, their last season, having finished over .500 once in six years of existence.