Pros & cons
PROS
- Sunset-friendly summit with wide Somes Sound views
- Loop lets you climb the steeper side and descend the gentler side
- Restrooms and straightforward parking opposite the trailhead
CONS
- Granite ledges get very slick when wet or foggy
- Parking is limited and requires crossing fast Route 102
- Scrambly sections can be tough for small kids and some dogs
Park in the lot on the west side of Route 102 across from the trailhead near Echo Lake; vault toilets on site. Use caution crossing Route 102.
Expect steep ledges and short scrambles; granite is slick when wet or icy. In winter, bring traction. Not great for kids under 6. Carefully cross fast Route 102.
Why hike it
If you want big payoff without an all‑day grind, Acadia Mountain delivers. This west‑side (aka “Quiet Side”) summit rises to 681 feet and serves up wide views over Somes Sound, the Atlantic, Norumbega Mountain, and Beech Mountain’s fire tower. It’s a classic Acadia mix: shady forest, pink‑granite ledges, and a few hands‑down scrambles that keep things interesting—without tipping into true technical terrain.
Route options
The standard loop is about 2.8 miles total using Acadia Mountain and Man O’ War Brook Trails. Expect a short, steep climb, some rock steps, and exposed granite. Many hikers prefer to ascend the steeper west side and descend the gentler east side to spare the knees (and nerves) on slick ledges. You can also do a shorter out‑and‑back to the summit (roughly 1.6–1.8 miles total) if you’re tight on time. A short spur off Man O’ War Brook Trail drops to the brook’s ocean outlet—worth it if you’ve got extra minutes.
What it’s like out there
Footing ranges from dirt and duff to long slabs of grippy (when dry) granite, with park‑built stone staircases sprinkled in. You’ll pass through hemlock and white pine before popping onto open ledges near the top. Listen for birds in the forested stretches, and bring a camera—Somes Sound looks incredible from here. The loop generally takes about 1.5–2 hours for most hikers.
Crowds and logistics
This is quieter than the east‑side hotspots, but it’s still popular. Parking is across Route 102 from the trailhead and can fill; mornings or late afternoon help. There are restrooms at the parking area. Use caution crossing the highway.
Best time to hike
Late spring through late fall is prime—longer days, dry rock, and either lush greens or knockout foliage. Avoid foggy or wet days if you can; granite turns slick fast. The trail is open year‑round, but in winter you’ll want microspikes when things glaze over. Sunset is fantastic from the summit—pack a headlamp for the descent.
Good to know
- Dogs are allowed on leash, but ledges and scrambles can challenge some pups.
- Families do well here with experienced kids; it’s not ideal for children under 6.
- No special permit needed beyond the required park entrance pass.
- From the same trailhead you can link St. Sauveur Mountain for a bigger day if you’re feeling strong.
Elevation
2.8 mi · 1.5 hrWhere it starts
44.3230, -68.3323Wildlife on this trail
Near Acadia Mountain Trail
All places →All trails →
0 mi awaySaint Sauveur Mountain TrailQuiet-side granite ledges with big Somes Sound views.Moderate · 2.7 mi · 2 hr
0 mi awaySt. Sauveur Mountain TrailQuieter ascent with Somes Sound ledge views and flexible loop optionsModerate · 3 mi · 2 hr
0 mi awayLedge TrailShort, steep climb to Saint Sauveur’s ledges with big Long Pond viewsChallenging · 1.8 mi · 1.5 hr
0 mi awayMan O War Brook TrailShaded forest path to Man O’ War Brook Falls, easy and useful.Moderate · 2.7 mi · 1.5 hr
0.4 mi awayEcho LakeFreshwater swim with cliff views and an easy beach dayTrailhead · Restroom
0.5 mi awaySomes Sound OverlookQuiet perch over Somes Sound, a rare East Coast fjardScenic Viewpoint
0.6 mi awayEcho Lake BeachFreshwater swimming with cliff views and kid-friendly shallowsTrailhead · Restroom
0.6 mi awayBeech CliffShort ladder climb to big Echo Lake and ocean viewsTrailhead · Parking
