The US steepest bike climb miles we have documented are featured in the slideshow below. Scroll down this page to access the US steepest 10 Bicycle Climbs "Table". The cycling climbs covering the steepest mile gradient in the US, and some of the hardest and most scenic cycling climbs the US are, in order of steepness, 1. Bell Mountain, 2. Kaloko Dr, 3. Socrates Mine Road, 4. Panther Mountain, 5. Harbor Hills Heights, 6. Burke Mountain, 7. Mountain Drive , 8. Mix Canyon, 9. Lincoln Gap East, and 10. Old Priest Grade
To the left of the table and map below, just under "Sort By" and “Steepest Segment” you can change from the steepest mile by clicking on ½, 2.5 or 5 mi.