Please refer to the list of heights to skateboard sizes;
Young skaters of 4ft 6″ or shorter: 7.25″ to 7.75″ wide board
Teenage riders 4ft 6″to 5ft 6 “: 7.75″ to 8.0” wide board
5ft 6″ or taller: 8.0″ to 8.5″ wide board