Host Tampa Catholic trailed early before blowing out Sarasota Booker 76-54 in a district semifinal.
Kevin Knox led Tampa Catholic (15-11) with 22 points, and Delaware signee Chivarsky Corbett scored 20 as the Crusaders qualified for the playoffs.
Berkeley Prep (23-3) cruised to an 88-25 win over Sarasota Military Academy in the other semifinal. Berkeley Prep senior Craig Bowman scored a team-high 21.