Klem and Mack Loop from Woods Road

The Klem and Mack Loop from Woods Road is 6.6 miles around the loop, starting at Woods road. At AMC book time (half the distance in hours plus 30 minutes per 1,000 ft of climbing), that works out to roughly 3-5 hours. Most parties take longer than book time on rough or above-treeline terrain, in winter, or with a heavy pack.

The Klem and Mack Loop from Woods Road climbs about 1,336 ft over 6.6 miles, an average of roughly 201 ft of gain per mile. That figure is cumulative ascent across the whole loop, not the difference between the trailhead and the high point.

HikerNerd rates the Klem and Mack Loop from Woods Road Easy on a six-tier scale from Easy to Most demanding. The rating comes from the route itself: its 6.6 miles, 1,336 ft of gain, and the steepest quarter mile of trail, with routes known for scrambles or ledges rated a step harder. It is the same scale our NH 4,000-footer difficulty ranking uses. Above-treeline exposure, water crossings, and winter conditions can still make a well-rated route the hardest day of your year, so check current conditions before committing.

The Klem and Mack Loop from Woods Road summits 2 named peaks: Mount Klem, Mount Mack.

The Klem and Mack Loop from Woods Road starts at Woods road. Check the trail alerts on this page before you drive: trailhead access and parking in the White Mountains change with closures and construction.