Moderate

Median Ridge Trail

Quiet interior ridge with glimpses and mossy forest on Isle au Haut
Median Ridge Trail, Acadia National Park
Distance1.8 mi
Typical time42 min
DifficultyModerate
PetsAllowed

Why this trail

If you want a peaceful, interior walk far from Acadia’s coastal crowds, Median Ridge delivers. It’s not a headliner—think classic Maine woods, scattered rock outcrops, and quiet views rather than dramatic cliffs. That’s exactly its charm.

The experience

This point-to-point ridgeline route runs about 1.8 miles one way, starting near Barred Harbor at a junction with the Goat Trail and trending north along Isle au Haut’s interior high ground. It generally skirts the east side of the ridge, giving you intermittent peeks across the island instead of big ridge-crest panoramas. Expect a mix of exposed granite slabs and soft-needle forest, with occasional outcrops that make great snack spots.

After the junction with the Nat Merchant Trail, the character shifts: you drop into darker, thicker forest, rich with moss and old markers—very “Downeast Maine.” Underfoot, it’s uneven and rocky in places, and after rain some sections can be swamped or muddy. Elevation change is moderate (roughly 265 feet of gain if heading north), and most hikers cover a one-way leg in about 40 minutes.

Connections and options

Median Ridge ties into a handy network: Goat Trail on the south end, Nat Merchant midway, and Long Pond Trail to the north. From the Long Pond junction you can extend around the pond or head west toward the main road. It’s a great way to stitch together a longer, quieter day away from the shoreline.

Best time to go

You can hike it year-round, but late spring through early fall is the sweet spot when the ridge is drier and the forest less boggy. Fall color pops nicely along both the ridge and the enclosed woods. Aim for dry weather if you want to avoid the swampy bits.

Need-to-know

There are no facilities—bring water and snacks. Ticks are a thing here; treat clothing with permethrin and do checks after your hike. Waterproof footwear pays off if it’s rained recently.

Bottom line

Underrated if you like solitude, mossy forest, and a little granite underfoot; overrated if you’re chasing ocean vistas. For coastal drama, pick a shore route. For a quiet, connective interior ramble, this is your move.

Pros

  • Consistently quiet compared to Isle au Haut’s coastal routes
  • Easy to link with Nat Merchant and Long Pond for custom loops

Cons

  • Skirts the ridge crest, so ocean views are limited
  • Sections turn muddy or swamped after rain

Parking

Access from junctions near Barred Harbor (Goat Trail) or from the Long Pond Trail via Isle au Haut’s interior roads (e.g., Duck Harbor Road); no developed parking or facilities at the junctions.

Caution

Rocky, uneven footing; muddy/swamped stretches after rain; ticks are common—treat clothing and check yourself after.

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