Map and Directions

MPRS Map

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From Flagstaff *

From Milton Road go west on Route 66 (intersection with a Chevron station and Barnes and Noble). Stay on Route 66 for about 2 miles until you reach Woody Mountain Road. Turn left and follow Woody Mountain Road for 4 miles (dirt surface for 3 miles) until you reach the entrance of The Arboretum at Flagstaff, which will be on your right. Once you enter The Arboretum gates, follow the signs for the Merriam-Powell Research Station along a winding driveway.   

From I-17/I-40 *

As you approach Flagstaff from I-17, take I-40 west until you reach exit 191. This exit will take you to Route 66. Go east on Route 66 for about 2 miles until you each Woody Mountain Road. Follow Woody Mountain Road west for 4 miles (dirt surface for 3 miles) until you reach the entrance of The Arboretum at Flagstaff, which will be on your right. Once you enter The Arboretum gates, follow the signs for the Merriam-Powell Research Station along a winding driveway. 

* The physical address of The Arboretum at Flagstaff is not provided because using it with a GPS system yields incorrect directions. Please follow the directions provided above. Thank you.