The Rock Rapids Browns played the 1902 season as members of the Class D level Iowa-South Dakota League.
The Browns ended the season with a record of 32–59, finishing 34.0 games behind the first place Sioux Falls Canaries, as the Iowa–South Dakota League held no playoffs.
The Browns, playing under manager "Grandpa" Greene, finished behind the Sioux City Cornhuskers, Flandreau Indians and Le Mars Blackbirds and ahead of sixth place Sheldon teams.
[1][3][4][5] After a home game in Rock Rapids, it was reported that fans rushed the field, angry at an umpire.
A meeting was held to discuss the franchise returning to play in 1903, which did occur without a Rock Rapids team in the league.