The National Basketball Association contracted after the 1949–1950 season, losing six teams: The Anderson Packers, Sheboygan Red Skins and Waterloo Hawks jumped to the NPBL, while the Chicago Stags, Denver Nuggets and St. Louis Bombers folded.
Midway through the 1950–1951 season, the Washington Capitols folded as well, bringing the number of teams in the league down to ten.
West Division: Denver Refiners/Evansville Agogans, Saint Paul Lights, Kansas City Hi-Spots and Waterloo Hawks (Former NBA).
The Alumnites were coached by Walt Kolish and were one of only three teams in the NPBL to finish with a winning record, the other two being the Sheboygan Redskins and the Western Division's Waterloo Hawks (32–24, .571).
[3][4] The Alumnites folded during the season, after their February 11, 1950 game, a fate shared by the Grand Rapids Hornets, St. Paul Lights and Kansas City Hi-Spots.