Viewpoint · Seongsan-eup, Seogwipo-si, Jeju

Seongsan Ilchulbong

Sunrise Peak: a sea-born tuff cone on Jeju's east tip, part of a UNESCO World Heritage Site

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Discover Seongsan Ilchulbong

Seongsan Ilchulbong looks like a fortress standing in the sea, its sheer cliffs rising straight from the water at the eastern end of Jeju. Its name combines 'castle mountain', for the jagged rocks around its rim, and 'sunrise peak', for the dawn views that draw early risers to the top.

The climb is short but steep, mostly on stairs, and the reward is a look into a wide, grassy crater bowl with the ocean on three sides and the village of Seongsan spread below. Lower down, a gentler free path wanders across the grassy slopes, so even those who skip the summit can enjoy the cliffs and coastline.

Don’t miss

01Summit crater about 600 metres across, a broad bowl ringed by rocky peaks
02Stair trail to the rim with views over Seongsan village, the coast and Udo
03Free lower path across grassy slopes beside the sea cliffs
04Sunrise from the summit, which gives the peak its name
05Rapeseed fields around the base in spring

History & culture

The story of Seongsan Ilchulbong

Unlike most of Jeju's volcanic cones, Seongsan Ilchulbong was formed by a hydrovolcanic eruption, when rising magma met seawater on a shallow seabed, around 6,700 years ago according to geological accounts. The explosive eruption left a well-exposed tuff cone that scientists study to understand this type of eruption.

The peak was designated a Korean Natural Monument in 2000 and in 2007 became one of the three components of the UNESCO World Heritage Site 'Jeju Volcanic Island and Lava Tubes'. The surrounding shore also carries harder memories: remains of Japanese military installations survive nearby, and the coast at Teojinmok is linked to the Jeju 4.3 tragedy.

Local life & traditions

Seongsan is a working fishing town as well as a tourist hub, and the coast below the peak has long been used by local haenyeo divers. The peak is closely tied to Jeju identity and to New Year's traditions of welcoming the first sunrise; it is also a place of remembrance because of events of the Jeju 4.3 period on the nearby shore.

Things to do

Experience it like a local

Most visitors climb the paid summit trail, which takes roughly 30 to 40 minutes up with many stairs, then linger at the viewing deck over the crater before heading down a separate route. For sunrise, arrive before the gates open in the early morning and bring a torch and a warm layer.

Afterwards, walk the free path around the lower slopes, take the short ferry to Udo from nearby Seongsan port, or continue along the coast to other east-side sights such as the lava tubes inland.

When to go

The peak is open all year, with longer hours from May to August. Spring (March to May) brings rapeseed flowers around the base and mild climbing weather; autumn (September to November) tends to be clear. Summer is hot and humid on the exposed stairs, so go early. Winter mornings can be windy and cold at the top.

Plan your visit

Verified information

Opening hours (as published, Oct 2026): Nov-Feb 06:00-18:00 (tickets until 17:00); Mar-Apr and Sep-Oct 05:00-19:00 (tickets until 18:00); May-Aug 04:30-20:00 (tickets until 19:00) Source: visitjeju.net ↗
Closed: First Monday of every month (the following day if that Monday is a public holiday) Source: visitjeju.net ↗
Address: 284-12 Ilchul-ro, Seongsan-eup, Seogwipo-si, Jeju; tel +82 64-783-0959 Source: visitjeju.net ↗
Rules: Outside food is not permitted Source: visitjeju.net ↗
Summit trail: Paid section with many stairs, about 30-40 minutes; a free gentler section is also available Source: visitjeju.net ↗
UNESCO World Heritage: Part of Jeju Volcanic Island and Lava Tubes, inscribed 2007 Source: whc.unesco.org ↗

Checked against the sources on 27 October 2026. Opening times and fees can change — confirm before you go.

Travel tips

Check sunrise times and arrive before opening if you want the dawn view; bring a torch for the stairs.
Wear proper shoes - the summit trail is steep and almost entirely steps.
Visit on a weekday morning to avoid tour-bus crowds.
Combine with a ferry trip to Udo from nearby Seongsan port.
Check the monthly closing day before planning your visit.

General guidance from our specialists, not official information.

Around Seongsan Ilchulbong: food, markets & places to stay

Seongsan village at the foot of the peak has guesthouses, cafes and seafood restaurants, and Seongsan port nearby runs ferries to Udo. Gwangchigi beach on the west side of the peak is a popular spot for views of the cone from below. The lava tubes and oreum of the Gujwa area lie a short drive inland.