As he waited for the others to complete their putts, Connor Carney crouched down on the ninth green at Sea Oaks Golf Club and solemnly glared toward the hole. It wasn’t a look of concern. His putt amounted to only a few yards. Instead, it was one of reflection.

“On the last hole, there definitely were a lot of emotions going on there,” said Carney, who played the final match of his career as the Pinelands Regional High School golf team scored a 162-180 victory over Barnegat on May 17, wrapping…