The Upper Wall is on the upper right side of the Clock Tower. You'll find some overhanging 5.11 and 5.12 routes here, with only a few easier lines. A number of these routes are not yet in the MountainProject.com database.
From the Chicken Wall, head uphill to the right to the next level. You'll get to the Upper Wall near the route The Big Dipper.
Browse More Classics in Upper Wall
Mountain Project's determination of some of the classic, most popular, highest rated routes for Upper Wall:
The Big Dipper 5.11a Sport, 1 pitch
Butt Luscious 5.12a/b Sport, 1 pitch
Go Dog Go 5.12c Sport, 1 pitch, 50 feet
No Doze 5.12c Sport, Chipped, 1 pitch
Salad Shooter 5.12d Sport, 1 pitch, 30 feet
Featured Route For Upper Wall
Infa-Red Riding Hood 5.10a CO : Boulder Canyon : ... : Upper Wall
Located on the Upper Wall of the Clock Tower. This is the furthest route to the right, just up and right of the main roof routes. The bottom of the route is fairly simple but the upper half, using the crack (partial hand jam) is the crux indeed. Reaching that jug by the 6th bolt may be harder than it looks. Perhaps the only route I have climbed in the Sport Park that could use the rating upped a grade or so. 5.10b....[more] Browse More Classics in CO