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Gamaksan Hiking Guide 감악산
Gamaksan (감악산) is a 675 m mountain in Yangju-si, Gyeonggi-do, South Korea. It is one of Korea’s 100 Famous Mountains chosen by the Korea Forest Service. Best known for valleys and waterfalls, rocky ridges.

675 mHeight
ModerateDifficulty (approx.)
2 h 55 minShortest trail
−4.0°CSummit vs. base
🥾 Gamaksan hiking trails
- Ungye Falls Entrance Parking Lot (운계폭포 입구 주차장) → Beomnyunsa (범륜사) → Mannamui Sup (만남의 숲) → Kkachibong Ridge Junction (까치봉 능선 삼거리) → Kkachibong (까치봉) → Summit → Imkkeokjeongbong (임꺽정봉) → Mannamui Sup (만남의 숲) → Beomnyunsa (범륜사) → Ungye Falls Entrance Parking Lot (운계폭포 입구 주차장) 2 h 55 min
- Seolmari (설마리) → Beomnyunsa (범륜사) → Summit → Imkkeokjeongbong (임꺽정봉) → Sinamni (신암리) 3 h 40 min
- Sinamni (신암리) → Sinam Reservoir (신암저수지) → Summit → Beomnyunsa (범륜사) → Ungye Falls (운계폭포) → Seolmari (설마리) 4 h
Times are from the Korea Forest Service and include short breaks. If you are new to hiking, plan for 1.3–1.5× longer. Korean names are in brackets so you can match them to trail signs.
🌅 Sunrise & sunset by month
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sunrise | 07:47 | 07:23 | 06:45 | 05:58 | 05:22 | 05:09 | 05:21 | 05:47 | 06:13 | 06:39 | 07:12 | 07:40 |
| Sunset | 17:35 | 18:09 | 18:38 | 19:07 | 19:34 | 19:55 | 19:55 | 19:27 | 18:42 | 17:56 | 17:22 | 17:14 |
Around the 15th of each month, Korea Standard Time. Be off the mountain at least an hour before sunset.
🗺️ Maps
Naver Map · KakaoMap · Google Maps
⛰️ Other mountains nearby






🙇 Hiking etiquette in Korea
- Greet other hikers with a short “annyeonghaseyo” — it’s common on the trail.
- Keep to the marked trail; many areas are closed for nature protection (fines apply in national parks).
- Cooking, smoking and drinking are banned in national parks. Take your trash home.
- Read more: Hiking etiquette in Korea
Data: Korea Forest Service (data.go.kr) · 100 Famous Mountains: Korea Forest Service · Locations: © OpenStreetMap contributors