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A Visitor's Guide to Achasan Mountain (아차산)

Achasan Mountain (아차산) is a practical Seoul stop for travelers who want a clear, easy-to-plan local experience.

Updated July 2026 - 5 min read - Fact-checked guide
A Visitor's Guide to Achasan Mountain (아차산)
Location

Where it is

Acheon-dong, Guri-si, Gyeonggi-do

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Achasan Mountain (아차산) is worth considering if you want a Seoul itinerary that balances local atmosphere with practical visitor information.

Why this experience is worth your time

Achasan Mountain is a 295m-high mountain that stretches across Seoul and the city of Guri. Its proximity to the city makes it an accessible destination for hiking in Seoul. The hiking trails are maintained quite well, so even beginners can enjoy hiking in the mountain. From the summit of Achasan Mountain, one can enjoy the beautiful view of Seoul and the Hangang River. In fall, the mountain is famous for its fall colors as well. Useful details: Homepage: www.visitseoul.net Address: Acheon-dong, Guri-si, Gyeonggi-do Map: 127.0998297997, 37.5529441189 heritage1: 0 infocenter: • 1330 Travel Hotline: +82-2-1330 (Korean, English, Japanese, Chinese) • For more info: +82-2-450-1395 parking: Not available usetime: Open 24 hr Hiking Course: [Course 1 (Duration: 1 hr 30 min)] Achasan Ecological Park → Pine Tree Forest → Achasanseong Fortress → Naktagogae Pass → Chinsugyegok Valley → Achasan Management Office → Meeting place [Course 2 (Duration: 2 hr)] Meeting place → Naktagogae Pass → Goguryeojeong Pavilion → Haemaji Square → Summit → Daeseongam Hermitage → Naktagogae Pass → Chinsugyegok Valley → Meeting place [Course 3 (Duration: 2 hr 30 min)] Meeting place → Achasan Management Office → Chinsugyegok Valley → Goguryeojeong Pavilion → Summit → Yongmasan Mountain → Ppeongtwigigol Valley Admission Fees: Free Available Facilities: Ecological park, meeting place, walking paths, forest, etc. Parking Fees: 300 won for 10 min Restrooms: Available

What to know before you go

Save the address before leaving: Acheon-dong, Guri-si, Gyeonggi-do. Check current opening hours, holiday notices, and weather or crowd conditions before you go.

A simple way to plan your visit

Plan Achasan Mountain (아차산) with one or two nearby stops, and leave enough time for walking, photos, and small changes in weather or crowd levels.

Watch before you go

Local tip

Arrive earlier in the day if you want a quieter visit and better flexibility for nearby cafes, shops, or transit.

Traveler Notes

Visitor tips from travelers

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