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Home/Countries/Iceland/Nature & outdoors/Hallormsstadur Forest

Hallormsstadur Forest

Iceland's largest forest, protected in 1905 and used ever since as a laboratory for which trees will grow here.

Updated 1 September 2026

Typeforest
WhereEastern Region
Nearest cityEgilsstadir about 25 km
Best seasonJune to September
Time to allowHalf a day
Getting thereRoad 931 along the eastern shore of Lagarfljot; car parks and marked trails
EntryFree

Hallormsstadaskogur covers the eastern slope above Lagarfljot and is the largest forest in a country that lost nearly all its woodland in the centuries after settlement. It was fenced and protected in 1905, one of the first such measures in Iceland, which is why native birch survived here at all. Since then it has doubled as an experiment: an arboretum was planted from the 1900s onward with species brought from around the northern hemisphere to find out what could handle Icelandic conditions, and around eighty of them are growing there. Marked walking trails run through the woods, a campsite sits by the lake, and the trees include some of the tallest in the country.

Highlights

  • The largest forest in Iceland - native birch that survived because it was fenced.
  • Protected in 1905 - among the earliest conservation measures here.
  • An arboretum of about eighty species - a century of trials from across the north.
  • Marked trails and a lakeside campsite - the way most people use it.

When to go

June to September for leaf and open facilities. Half a day.

Practical notes

Visitors from forested countries find the scale modest - the significance is national, not visual. Trails are muddy after rain. The campsite is busy in July. Midges gather near the lake in still weather.

Nearby

Hengifoss is across Lagarfljot; Egilsstadir is at the lake's north end.

What to pack for Hallormsstadur Forest

Chosen from what this place is for. Tap a kit for the full checklist.

  • Broken-in walking shoes or boots - Grip and ankle support matter more than looks; never hike in brand-new boots. Find on Amazon
  • Shelter suited to the place - Tent, tarp or hut booking - match it to the terrain and rules. Find on Amazon
  • Layers + a waterproof shell - Mountain weather turns fast; a packable rain jacket saves the day. Find on Amazon
  • A warm sleeping bag + mat - Rated a little colder than you expect the nights to be. Find on Amazon

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Plan your trip

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Opening times, ticket prices and seasonal closures change - check the official source before you go: official site.

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