Payton Henson added 13 points to help lead Tulane to its second win in 12 games. The Green Wave (15-15, 6-12) will play in the American Athletic Conference tournament, which begins on Thursday.
Tulane ended the first half on an 11-2 run to take a 32-21 lead at the break, but USF answered at the start of the second with seven-straight points and hung within five the rest of the way. The Bulls got in front three separate times until Stark hit a jumper with 4:53 remaining to take the lead for good.
Troy Holston Jr. led USF (9-22, 3-15) with 21 points, Nehemias Morillo chipped in 16, and Anthony Collins had 10 rebounds. The 11th-seeded Bulls will play No. 6 seed UConn in the AAC tournament on Thursday.