Photo: managing agencyPhoto: managing agency45-foot waterfall in White Mountains, reached via a easy route.
Entrance fee: adults (13+) $18 online/$21 at window; children 6-12 $16 online/$19 at window; ages 5 and under free (2026 season, May-Oct)
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Based on this listing's approximate location — see the note on coordinates below.
Flume Gorge (Avalanche Falls) is located in White Mountains near Lincoln. At 45 feet, this waterfall is reached via an easy walk of approximately 2 miles round-trip.
This waterfall is managed by New Hampshire State Parks — Franconia Notch State Park. There is a day-use fee: Entrance fee: adults (13+) $18 online/$21 at window; children 6-12 $16 online/$19 at window; ages 5 and under free (2026 season, May-Oct). Dogs are not permitted.
Before visiting, check with the managing agency for current trail conditions and any seasonal closures. Official websites and contact information are available through the state parks and forest service pages linked in this guide.
Spring through fall offer the best conditions for waterfall viewing.
Entrance fee: adults (13+) $18 online/$21 at window; children 6-12 $16 online/$19 at window; ages 5 and under free (2026 season, May-Oct)
Via a 2-mile round-trip trail rated easy by the managing agency.
No — the managing agency's page states dogs are not permitted here (or on the specific trail/area needed to reach the falls).
We track 18 waterfalls in White Mountains.
There are 2 other waterfalls we track in Grafton. All White Mountains waterfalls →
nhstateparks.org
NH State Parks official Flume Gorge page, checked Sep 2026; address 852 Daniel Webster Hwy, Lincoln NH 03251 (no lat/lng published on page); open for 2026 season through Oct 25; pets not permitted in the gorge itself; no closure found
Checked September 2026.