The Eastern Long Island Hospital Foundation will hold its 10th annual 5K family walk/run at Indian Island County Park in Riverhead.
Check-in and registration begin at 8:15 a.m. The 5K walk/run starts at 9 a.m., followed by a kids fun run. An award ceremony and refreshments will follow the races.
Proceeds benefit the behavioral health department at Stony Brook Eastern Long Island Hospital, supporting inpatient and outpatient behavioral health and substance use disorder programs.