Crystal Lake South faces Crystal Lake Central in a IHSA Class 3A Crystal Lake South Regional boys basketball semifinal game on Wednesday, February, 25, 2026, at Crystal Lake South High School.

Cary-Grove faces Marmion in a IHSA Class 3A Crystal Lake South Regional boys basketball semifinal game on Wednesday, February, 25, 2026, at Crystal Lake South High School.

Eli Loeding had 22 points, including a highlight-reel dunk, and 12 rebounds, and Prairie Ridge's boys basketball team defeated Illinois Math and Science Academy 52-45 Monday night in a play-in game of the Class 3A Burlington Central Regional.

Prairie Ridge faces Illinois Math & Science Academy in a IHSA Class 3A Burlington Central Regional quarterfinal boys basketball game on Monday, feb23, 20256, at Prairie Ridge High School in Crystal Lake.

Nick Stowasser scored a game-high 23 points, including four 3-pointers and three dunks, and Crystal Lake South spoiled McHenry's senior night with a 69-53 win in the teams' Fox Valley Conference finale Friday night.

Crystal Lake South faces McHenry in a Fox Valley Conference boys basketball game on Friday, Feb. 20, 2026. At McHenry High School.

The boys basketball state tournament tips off Monday. Here are some key local storylines to watch in McHenry County.

Here are all of the IHSA regional, sectional and supersectional assignments and schedules for McHenry County boys basketball teams.

Rian Hahn-Clifton scored 12 points to lead a balanced attack, and Woodstock's boys basketball team won its first conference title in 42 years by beating Woodstock North 47-28 in the teams' Kishwaukee River Conference finale Wednesday night.