39.8 km
~2 day
2746 m
"An epic challenge to remember from the heart of Pima County"
The Mount Lemmon via Romero Ruin Trail and Arizona Trail Loop is a 39.8 km looped trail that starts and ends in Oro Valley, Pima County, Arizona. Based on our data, the trail is graded as Difficult. For information on how we grade trails, please read measuring the difficulty of a hiking trail on hiiker. Also, check our latest community posts for trail updates.
This trail can be completed in approx 3 days. Caution is advised on trail times as this depends on multiple variables. For more info read about how we calculate hike time.
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