International Mountain Climbing School offers expert-guided ice climbing, mountaineering, and rock climbing near Millinocket, Maine. From family-friendly climbs to technical alpine courses, IMCS is a gateway to New England’s toughest terrain.
More ways to explore the area's outdoor wonders
Hang tight — photos are loading
This usually takes just a second.
Difficulty
challenging
Duration
Half-day to multi-day courses
Fitness Level
Strong cardiovascular fitness and basic climbing experience recommended for most courses; beginner-friendly options available.
Wildlife
History
Mount Katahdin has been a revered peak for indigenous peoples and is Maine's highest mountain, protected within Baxter State Park since 1931.
Conservation
IMCS emphasizes Leave No Trace principles to minimize impact on fragile alpine ecosystems and supports local conservation efforts.
International Mountain Climbing School
International Mountain Climbing School offers expert-guided ice climbing, mountaineering, and rock climbing near Millinocket, Maine. From family-friendly climbs to technical alpine courses, IMCS is a gateway to New England’s toughest terrain.
International Mountain Climbing School operates from Millinocket, Maine, offering guided climbing and mountaineering instruction across the White Mountains and Mount Washington Valley.
The school provides a range of private and semi‑private programs, family half‑day and full‑day outings, technical clinics, and multi‑day rock climbing courses designed for climbers at varying skill levels. Guided options include Private Guided Rock Climbing (half‑day and full‑day formats) on Cathedral and Whitehorse Ledge granite, family‑focused climbs, and a Three Day Basic Rock Climbing course that teaches traditional multi‑pitch techniques.
Technical clinics emphasize hands‑on skill development: How to Build Top Rope Anchors and Anchor Building and Protection Placement teach anchor systems, gear application, and belay techniques. Advanced courses such as the Self Rescue Course and Alpine Snow and Ice Skills build on foundational knowledge to prepare participants for complex situations and alpine terrain. The Mt. Washington Ascent provides an intensive 8‑hour winter mountaineering experience focused on navigation, crampon use, and self‑arrest.
Instruction is delivered in small groups or private formats and is tailored to participant goals, with attention to safety, communication, and practical skill progression. Participants are advised to bring appropriate clothing, water, and lunch when indicated. Featured on The Adventure Collective, International Mountain Climbing School offers a practical, skills‑based lineup of climbing and mountaineering experiences—from beginner clinics to intermediate and advanced alpine training.
Location
Millinocket, ME
Base for White Mountains programs
Trips Offered
11 trips
Guided climbs, clinics, and courses
Private Options
Private & Semi‑Private
Multiple trips offer private formats
Typical Duration
Half‑day to 3 days
Half‑day, full‑day, multi‑day formats
Reserve a private, semi‑private, family, or multi‑day experience to develop climbing and alpine skills in the White Mountains.
Prepare for Variable Weather
Mountain weather near Mt. Washington can change rapidly; pack layers and check forecasts daily.
Arrive Early for Day Trips
Starting early maximizes daylight and gives you ample time to safely complete climbs or courses.
Pack Your Own Water
Hydration is key, especially at altitude—bring enough water or snacks suited for strenuous activity.
Reserve in Advance
IMCS’s popular courses and guided climbs book quickly, especially for weekends and holidays.
Helmet
Protects against rockfall and ice chips during climbing.
Crampons and Ice Axes
Critical for traction and movement on ice during winter climbs.
winter
Layered Clothing
Allows adjusting to rapidly changing mountain temperatures.
all
Climbing Harness
Necessary for all roped climbing activities.