The senior at Ypsilanti, Mich., High School was named a finalist for the Hal Schram Mr. Basketball Award in Michigan.
The 6-foot-9 Johnson is averaging 13.1 points, 9.5 rebounds and 4.5 blocked shots a game for Ypsilanti (18-2), which has won 12 in a row.
Johnson has been in double digit rebounds in nine games and has eight double-doubles.
Ypsilanti plays Ypsilanti Lincoln on Wednesday in the Class A, District 13 semifinals.
The Mr. Basketball Award is determined by a vote of members of the Basketball Coaches Association of Michigan. The winner will be announced March 17.
Another U of L signee - Ballard's Quentin Snider - is a finalist in Kentucky.