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Skjaldbreiður

1,060 m

Iceland

Also known as Скьяльдбрейдюр

Скьяльдбрейдюр

Elevation
1,060 m
Prominence
545 m
Difficulty
2/10
Hike
Best Season
Jul–Aug
Routes
1

Routes

1
3D Preview
SACT2HikeNormal route

The standard ascent of Iceland's textbook shield volcano: from the highest point of the power-line road F338 by the crater hill Hraukur (605 m), straight south up the gently sloping, sand-covered lava of the north flank to the 300 m-wide summit crater. About 10 km return and 550 m of cumulative ascent; 3½–4 hours.

About 100% of this line is approximate (no mapped trail; drawn from the terrain). Check it against a map before relying on it.

Why? 3 check notes
  • 100% approximate geometry
  • low confidence 0.4
  • Hraukur → Skjaldbreiður: dem (snap_failed, 3.9 km)

Elevation Profile

approximate line
4006008001,0001,2000 km123Skjaldbreiður
Distance
3.9 km
one way
Ascent
+505 m
start → summit
High Point
1,060 m
Time Up
2h 10m
DIN 33466
Time Down
1h 30m
DIN 33466 · same way back

Reach the start on Skjaldbreiðarvegur (F338), the rough power-line track between the Uxahryggir road (52) and Haukadalsheiði; from the Kaldidalur/Uxahryggir junction it is about half an hour's drive, and the track needs a high-clearance 4x4. Where the line road runs highest on the mountain, a short track leads south to the crater hill Hraukur (605 m), where walks usually start. The route heads directly south for the summit. The ground is mostly sand-covered lava with low lava ridges, with no water anywhere; the gradient is gentle throughout, typical of a shield volcano, and the length and monotony of the lava are more taxing than any steepness. The crater rim is easy to climb, and the crater, about 300 m across, usually holds snow or water. The view takes in Þórisjökull, Langjökull, Ok, Hlöðufell, the Botnssúlur and Þingvallavatn. Return the same way. In cloud the featureless slopes make navigation by GPS or compass essential. In winter and spring the line road is closed; the mountain is then reached on skis (or by snowmobile and modified jeep when snow allows) from the western start of the line road.

Start

Hraukur551 m

  • None; a high-clearance 4x4 is needed on F338.

Stages

DayStagekmm ascentm descentTime
1Hraukur → Skjaldbreiður3.950502h 10m

Waypoints

  1. Trailhead:
    Hraukur551 m

    Position is the nearest point of F338 to the summit (OSM); Hraukur crater hill 605 m lies just south of the road

  2. Summit:
    Skjaldbreiður1,060 m

Key Passages

  • Lava slopes of the north flank
  • Summit crater rim

Equipment

0/5 packed
Footwear
Clothing
Navigation
Other

Downloads

Route confidence 40%

Overview

Iceland's archetypal shield volcano (1,060–1,066 m), a vast, symmetrical dome north of Þingvellir whose lava formed the Þingvallavatn basin. From the power-line road F338 an easy, waterless walk over sandy lava leads to a 300 m-wide summit crater; the challenge is the 4x4 approach.

Skjaldbreiður ('broad shield') rises north of Þingvellir National Park between Þórisjökull and the Kaldidalur road on one side and Hlöðufell and Haukadalsheiði on the other. It is the classic example of an Icelandic lava shield: a near-perfectly symmetrical dome covering about 170 km², built mostly in a single, very long eruption series about 9,000–10,000 years ago. Its lavas flowed south to shape the basin of Þingvallavatn, Iceland's largest lake, and the plains of Þingvellir, where they are now split by the fissures of the Mid-Atlantic Ridge such as Almannagjá and Silfra. The summit crater is about 300 m across and usually holds snow or water.

The usual ascent is from the north, from the crater hill Hraukur on the power-line road F338: about 10 km return and 550 m of ascent on sandy lava, with no technical difficulty. Since the line road was built, the mountain has become a popular summer outing for Icelandic walking clubs. In winter people reach the top on skis, snowmobiles or modified jeeps.

On a clear day the view over Þingvallavatn, Langjökull, Þórisjökull, Ok and Hlöðufell is the reward. The national poet Jónas Hallgrímsson celebrated the mountain in his poem 'Fjallið Skjaldbreiður'.

Climbing Notes

Easy for anyone fit enough for a 3½–4 hour walk on rough ground, provided the weather is clear. Wear sturdy boots, bring poles, and carry all your water. Navigation matters in cloud, as the slopes are uniform. The real hurdle is the approach: F338 is a rough, winding lava track for high-clearance 4x4s only and is closed in winter and spring; check umferdin.is. In winter, ski ascents from the western end of the line road are possible for experienced ski tourers.

History

Jónas Hallgrímsson, poet and naturalist, wrote the well-known poem 'Fjallið Skjaldbreiður' about the mountain and the formation of Þingvellir. Hiking on Skjaldbreiður increased greatly after the power-line road (now F338) was built between the Kaldidalur road and Biskupstungur, removing the long approach on foot.


Season

Best Jul–Aug
  1. January: Not advisable
  2. February: Possible
  3. March: Possible
  4. April: Possible
  5. May: Not advisable
  6. June: Possible
  7. July: Best (best window)
  8. August: Best (best window)
  9. September: Good
  10. October: Possible
  11. November: Not advisable
  12. December: Not advisable
Jan
F338 closed; ski or over-snow vehicle only
Feb
Ski ascents from the western end of the line road for experienced tourers
Mar
Ski touring
Apr
Ski touring; F338 closed
May
Thaw; tracks closed
Jun
F338 may still be closed; snow patches
Jul
F338 usually open
Sep
Walking clubs often go in September; shorter days
Oct
Tracks closing; first snow

Access & Permits

Rules
  • Off-road driving is illegal in Iceland; F338 is for 4x4 vehicles only and only when officially open
Getting There

Þingvellir (service centre); Selfoss or Reykjavík for services

Keflavík International Airport (KEF); Reykjavík Airport (RKV)

  • Car: from Þingvellir north on the Uxahryggir road (52), then east on the power-line road F338 (Skjaldbreiðarvegur) for about half an hour to its highest point north of the mountain and a short track south to Hraukur
  • No public transport

Hazards

  • Weather
  • Remoteness