North Twin Mountain

North Twin Mountain is a 4,761-foot mountain in Grafton County, New Hampshire.

Prominence: 299 ft Range: Twin Range
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Elevation: 4,761 ft

North Twin Mountain

Area Map

OpenStreetMap area view with summit marker and nearby trail context.

Peak trail map

Static map preview

North Twin Mountain: summit area with linked trail context.

Summit: 44.1667, -71.5625

Trails: North Twin Trail, North Twin Spur, North Twin Trail - to summit and back., Twinway from Galehead Hut - via South Twin.

Trails

Current Summit Weather

NOAA / NWS point forecast for this summit location.

NOAA / NWS Server snapshot pending

Static guide content is available now; the Worker injects the latest weather snapshot when the page is served.

Astronomy

Sun and moon timing for this peak.

USNO Server snapshot pending

The Worker injects the latest astronomy timing when the page is served.

Monthly Weather Averages

12-month profile

Water & Crossing Context

Stream context

Multi-source water data near routes, trailheads, and drainages associated with this peak. These readings and support layers provide runoff and crossing context, not a safe/unsafe crossing decision.

Route water note: Yes - Little River crossed multiple times in first half of trail.

Gale River

No Current Core Data
USGS Historical

Gale River context for Garfield, Galehead, Twins, and west-side Twin Range approaches.

  • Nearby live proxy: AMMONOOSUC RIVER AT BETHLEHEM JUNCTION, NH • CONNECTICUT RIVER NEAR DALTON, NH
Official source

Observed gages, forecasts, and modeled support context provide drainage context only. They do not determine whether a specific crossing is safe. Treat rising, stale, modeled, or missing readings conservatively.

Nearby Peaks & Connections

Parking & Access

End of Haystack Road - North Twin Trailhead.

Access roads & trailheads

Gale River Loop Rd

Closed

Haystack Rd

Closed

Zealand Rd

Closed

Verify official sources and posted signs before driving to a trailhead.

Difficulty Metrics

Risk & Preparation

Wilderness Safety

Trail & Terrain

North Twin Mountain Route & Conditions

Route
North Twin Mountain's standard hiking options include North Twin Trail - to summit and back at 8.6 miles with 2,950 feet of gain and Twinway from Galehead Hut - via South Twin at 4.6 miles with 1,150 feet of gain. A typical completion time is 5–7 hours - out-and-back.
Terrain and exposure
This is a moderate/difficult Twin Range hike. Expect forest trail with steady grade; several river crossings, Little River.; typical roots and rocks. There are no major scrambling sections; expect just steep hiking, no hand-over-hand needed. Upper-mountain terrain includes northern hardwood forest at lower elevations; transitions to boreal spruce-fir near summit; no alpine zone and partial, small outlook near summit to south; true summit wooded views. Weather and exposure are defining planning concerns here: low, trail largely below treeline; summit protected by trees.
Weather window
The best normal hiking window is summer and fall, roughly Haystack Rd open.; winter - via bushwhack route to avoid crossings. Download offline maps and do not rely on cell service; leave a plan with someone.
Water, signal, and bailout
Water is available: little River crossed multiple times in first half of trail. Cell reception is spotty, mostly none until perhaps a weak signal at viewpoint near summit. Bailout options include Simply descend same trail, no alternate trails once on North Twin Trail and Galehead Hut, if traversing from South Twin. Nearby live water context is available from Gale River.
Trailhead and access
The most common trailhead is Zealand Road Trailhead, with room for about 15 vehicles. Small dirt lot at trailhead; closed in winter - road closure adds ~2 mi from end of Little River Rd. Other linked starts include Haystack Road / Galehead Trailhead, Zealand Falls Hut Access (Zealand Rd), Haystack / Firewarden Trailhead (North Twin), and North Twin Fire Warden's Trail Lower. Seasonal access-road context includes Gale River Loop Rd, Haystack Rd, and Zealand Rd.
Connected route context
Major linked trails include North Twin Trail and North Twin Spur. Nearby 4,000-footer connections include South Twin Mountain and Galehead Mountain.

Last Updated: 2026-02-14