The 1921 Rock Island Independents season was their second in the league and their 15th season overall. The team failed to improve on their previous output of 6-2-2, winning only four games. They finished fifth in the league.
The 1921 Rock Island Independents season was their second in the league and their 15th season overall. The team failed to improve on their previous output of 6-2-2, winning only four games. They finished fifth in the league.