My 14 year old son is of average height (about 5ft 7") and usually wears 18 year old boys in pants and a 7" inseam on shorts is a good length. I didn't measure the inseam of these shorts before sending them back but they were so long that they looked more like gauchos than shorts.
Funny Guy Mugs Tearaway Sweatpants: Playful Boys' Clothing for Fun and Active Days
49 Review
Waterproof Cozy-Dry Rain/Snow Pants for π§ Kids by JAN & JUL, with Fleece Lining
64 Review
π Bold Pack Sleeve Active Hoodie Sweatshirt Set for Boys' Clothing - Stylish and Comfortable!
47 Review
Arctix Youth Pants Reinforced: Large Boys' Clothing for Active Adventures
46 Review