The 1948–49 Anderson Duffey Packers season was the Packers' third year in the United States' National Basketball League (NBL), which was also the twelfth and final year the league existed. Ten teams competed in the NBL in 1948–49, comprising five teams in both the Eastern and Western Divisions.
The Anderson Duffey Packers played their home games at Anderson High School Wigwam. The Packers finished in first place in the Eastern Division. In the first series of the NBL playoffs, Anderson received an automatic bye. In the Eastern semifinals (the Packers' first round) they defeated the Syracuse Nationals three games to one (3–1). They then went on to win their first league championship 3–0 over Western Division champion Oshkosh All-Stars.
Players Frank Brian (First Team), Bill Closs (Second), and Boag Johnson (Second) earned All-NBL honors.
Roster
Note: Jack Walton was not on the playoffs roster.
Regular season
Season standings
Playoffs
Opening round
Received opening round bye.
Semifinals
(1E) Anderson Duffey Packers vs. (2E) Syracuse Nationals: Anderson wins series 3–1 Game 1 @ Syracuse: Anderson 89, Syracuse 74 Game 2 @ Syracuse: Syracuse 80, Anderson 62 Game 3 @ Anderson: Anderson 76, Syracuse 59 Game 4 @ Anderson: Anderson 90, Syracuse 84
NBL Championship
(1E) Anderson Duffey Packers vs. (1W) Oshkosh All-Stars: Anderson wins series 3–0 Game 1 @ Oshkosh: Anderson 74, Oshkosh 70 Game 2 @ Oshkosh: Anderson 72, Oshkosh 70 Game 3 @ Anderson: Anderson 88, Oshkosh 64