To find St. Timothy's from Butte:
Take exit 208 off I-90 West to Highway 1 Anaconda. Go through town to Georgetown Lake. Turn right at Seven Gables/St. Timothy's Chapel sign. Go straight up the mountain, following the signs to St. Timothy's.

From Missoula: 
Take exit 153 off of I-90 East at Drummond. Go past Philipsburg on Highway 1 to the sign for St. Timothy's/Seven Gables on your left. Go straight up the mountain, following the signs to St. Timothy's..