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Maine trails · International Appalachian Trail

International Appalachian Trail

A 25.5-mile point-to-point in Maine, with 1,500 ft of climbing. Reaches Lunksoos Mountain and other lake/summit/viewpoint destinations.

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Length
25.5 mi
Elevation gain
1,500 ft
Difficulty
Expert
Max grade
33%
Steepest mile
+942 ft
Tread at ≥10% grade
3.3 mi
Shape
point-to-point

Elevation profile

408 – 1,884 ft147101316192225

Most of the climbing sits in the middle third — 64% of the ascent, between mile 8.5 and mile 17.0. It gives back about 2,640 ft along the way, so it rolls rather than climbing steadily.

3-D terrain

3-D terrain view of International Appalachian Trail

USGS 3DEP ELEVATION × ESRI WORLD IMAGERY · VERTICAL ×1.5

Reaches

Heads up

Stream ford: expect at least one unbridged crossing.

Getting there

Barnard Mountain Trailhead — parking nearby. About 2 h 43 min drive (102 mi, 17 of them unpaved) from Bangor. 45.91509, -68.76034 · directions

Daylight at the trailhead

On October 14, 2026 — the day this page was generated — first light reaches this trailhead at 6:20 a.m., the sun rises at 6:50 a.m. and sets at 5:51 p.m., and the last usable light fades about 6:21 p.m. (EDT) — 11 h 01 min of daylight. At about 2.7 mph plus 30 minutes per 1,000 feet of climbing, the 25.5-mile route takes roughly 10 h 12 min, so leaving the trailhead at sunrise puts you back around 5:02 p.m. — 49 min before sunset.

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