Plan Your 100

100 days, December 1 to March 10, on any Arizona trail. Pick your goal and the days you can get out, and we’ll do the math.

Your lane

Days you’ll get out

Tap any day to add it or take it off.

Finish by

About a third of finishers cross 100 in the last 10 days. A cushion keeps that stress off.

Already started? Add your miles so far

Miles logged so far Plan from

Each outing

1.0miles

Your trail to the X: total miles from December 1 to your finish date.

Checkpoints