Mount Kerinci - Sumatra’s highest and Indonesia’s tallest volcano, in tiger country deep in Kerinci Seblat NP

The line through Sumatra (Kerinci Seblat NP), Indonesia - waypoints, elevation and the day-by-day shape of the walk.
Start
Forest camps
Above the tree line
Ash summit; active crater
Apr-Oct (dry season)
Cold summit, the loose-ash climb, rain and mud lower down
Dry-season only; access depends on volcanic ACTIVITY; a guide is required. Confirm.
Dense rainforest then loose volcanic ash and scree to a smoking 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
Kerinci Seblat is Sumatran-tiger country (rarely seen); gibbons, birds
A popular, well-known route - busier in peak season
Turn around at the high camp/tree line if the summit is closed
Kersik Tuo/Kayu Aro, Kerinci Seblat NP
Out-and-back/loop - no shuttle needed
Camping (Shelter 3 high camp); porter-supported
Layered outdoor kit, sturdy footwear, sun/rain protection, ample water; patchy mobile coverage - carry a map/PLB where remote
Services in Kayu Aro; limited or none on the trail
Guide required
Active-volcano risk (gas, sudden activity) - access depends on the official alert level; verify before going; a park permit and a guide are required; remote. Confirm.
Permits and operators change - confirm before booking.
The loose-ash summit, altitude, cold, remoteness, wildlife, activity
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.