There are 218.85 miles from Rock to Au Sable in southeast direction and 324 miles (521.43 kilometers) by car, following the US-2 and US-41 route.
Rock and Au Sable are 5 hours 35 mins far apart, if you drive non-stop .
This is the fastest route from Rock, MI to Au Sable, MI. The halfway point is Carp Lake, MI.
Rock, MI and Au Sable, MI are in the same time zone (EDT). Current time in both locations is 12:45 pm.
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