Seoraksan - South Korea’s famous granite peaks, spectacular in autumn foliage, to the Daecheongbong summit

The line through Seoraksan NP, South Korea - waypoints, elevation and the day-by-day shape of the walk.
Year-round (autumn foliage is the crush)
Cold, wind; ice/snow in winter; crowds in autumn
Open year-round; autumn foliage brings huge crowds; shelter reservations for an overnight; ice in winter. Confirm.
Granite ridges and valleys to Seorak’s highest summit
Non-technical walking/hiking; confirm any exposed or scrambly sections locally
Marked/waymarked route; navigation generally straightforward - carry a map and confirm locally
Suitable for reasonably fit hikers; not wheelchair accessible - confirm specifics
A popular, well-known route - busier in peak season
Overnight at a shelter; the Ulsanbawi day hike (shorter, iconic)
Sokcho (Osaek or Seorak-dong)
Out-and-back/loop - no shuttle needed
Mountain shelters (booked) for a two-day option
Day-hike kit, water, sun/rain protection, sturdy footwear; coverage varies
Services in Sokcho; limited or none on the trail
Not required; self-guided
No entry permit; mountain-shelter reservations for overnights. Confirm.
Permits and operators change - confirm before booking.
The long day, ice in winter, autumn crowds
Retrace the route to exit; dial local emergency services; carry a means of calling for help where remote
This profile is desk research, compiled from public sources - not a first-hand trail report. Coordinates are approximate.