Birmingham 20, Chatsworth 14--Bobby Davis' 18-yard touchdown reception from Scott Doherty with 10:07 remaining in the game lifted host Birmingham (3-5, 2-3).
Doherty completed four of nine passes for 66 yards, and also connected with Lavon Rockett for a 29-yard touchdown in the first quarter.
Emmanuel Evans rushed 11 times for 77 yards, including a 10-yard touchdown. He missed the second half because of a back injury.
Rickey Vestal scored for Chatsworth (2-6, 1-4) on a 54-yard fumble recovery, and Laron Buckner added an 11-yard touchdown reception from Ryan Martinez.
Vestal led all rushers with 99 yards in 12 carries.