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Einhyrningur mountain

HighlandsMountainFree entrySummer only (by road)
EINHYRNINGUR IN SHORT

Einhyrningur, meaning "one horn", is a standalone mountain about 750 m high on the edge of the highlands beyond Fljótshlíð, between the Tindfjöll glacier and the river Markarfljót. It is roughly 150 km (about 2.5 hours) from Reykjavík by the F261 highland road, free to view, open only in summer for vehicle access, and most people see it in passing on a highland drive or tour.

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Quick factsHistoryGetting thereThe driveBest time to visitSafety tipsFacilitiesMapNearbyWhere to stayFAQ

About Einhyrningur

Einhyrningur stands apart from the glaciers around it: Tindfjallajökull to the north and Eyjafjallajökull and Mýrdalsjökull to the south. From certain angles a rock spur near the summit looks like a single horn, which is how the mountain got its name and its English nickname, the Unicorn Mountain. The grassy plain beneath it, Einhyrningsflatir, is used for grazing sheep in summer, and you will often see rams and ewes beside the road.

The mountain is an extinct volcano built from rhyolite, which gives it lighter, more colourful rock than the black basalt common elsewhere on the South Coast. Together with Hattafell, it is one of the two landmarks everyone notices along the F261 road, Emstruleið (open only in summer, 4x4 only). Hikers on the Laugavegur trail also see it across the Markarfljót canyon on the last stage towards Þórsmörk.

Quick facts

HeightAbout 750 m
RegionSouthern highlands, between Tindfjallajökull and the river Markarfljót
From ReykjavíkAbout 150 km, around 2.5 hours by car (summer road only)
From HvolsvöllurAbout 1 hour by car
RouteRing Road to Hvolsvöllur, Route 261 through Fljótshlíð, then F261 (Emstruleið)
EntryFree
RoadF261, 4x4 only, open late June to early September
Time neededViewpoint stop: 15–20 minutes; longer if hiking nearby

The settler at Bólstaður

Like most places in Iceland, Einhyrningur has a story. According to the Book of Settlements (Landnáma), a settler called Sighvatur the Red built his farm, Bólstaður, on the plain at the foot of the mountain. Faint ruins were long pointed out as the site of the farm, though little can be seen today.

The name lives on in the Bólstaður mountain hut, which stands on Einhyrningsflatir below the mountain. Local farmers use it when they gather their sheep from the highland pastures in late summer. From the hut you look across to two ice caps, Mýrdalsjökull and Eyjafjallajökull.

How to get to Einhyrningur

On a guided tourHighland or super jeep tours towards Þórsmörk pass close to Einhyrningur and are the easiest way to see it if you do not have a 4x4.
By carFrom Reykjavík, follow the Ring Road to Hvolsvöllur and turn onto Route 261 through Fljótshlíð. Where Route 261 ends, the F261 (Emstruleið) begins and runs along the base of the mountain. It requires a 4x4 vehicle, river crossings are not covered by standard rental insurance, and it is only open in summer.
HikingEinhyrningur is visible from the last stage of the Laugavegur trail as it approaches Þórsmörk. The trail runs on the other side of the Markarfljót, so you see the mountain across the canyon rather than walk beneath it. The slopes of Einhyrningur itself are steep but can be climbed by fit walkers in good weather.

The F261 crosses unbridged rivers and is only suitable for experienced 4x4 drivers. Outside summer it is closed, so most of the year Einhyrningur is seen from a distance rather than up close.

How to reach Einhyrningur

The drive is part of the visit. Allow about two and a half hours from Reykjavík, and more if you stop on the way.

Reykjavík to HvolsvöllurFollow the Ring Road east to Hvolsvöllur. This is the last place to buy fuel and food.
Through Fljótshlíð on Route 261Turn inland on Route 261. The road follows the green slopes of Fljótshlíð, and Gluggafoss waterfall is an easy stop right beside it.
Onto the F261Beyond the last farms the road becomes the F261 mountain road. From here you need a 4x4. The track follows the river Markarfljót, and if you look across the river you see the Þórsmörk nature reserve below Eyjafjallajökull.
At the mountainThe F261 runs past Einhyrningsflatir, the grassy plain at the foot of the mountain, so you can see the horn from several angles without leaving the road.

F-roads are unpaved, rough and unserviced. Drive only on the track, never beside it, and turn back if a river looks too deep.

Best time to visit Einhyrningur

Summer (June–August)The only time the F261 is open and the mountain is easily reached by road or on the Laugavegur trail.
Rest of the yearThe highland roads are closed, so Einhyrningur is normally only seen from lower ground or from a distance.

Safety and practical tips

  • Do not attempt the F261 without a proper 4x4 and some experience with unbridged river crossings.
  • Check road conditions on road.is (Vegagerðin) before setting out; highland roads open on different dates each year depending on snow.
  • Weather changes fast in the highlands, so bring warm, waterproof layers even in summer.

Facilities and accessibility

There are no facilities at the mountain itself. The nearest services are in Hvolsvöllur, and Volcano Huts in Þórsmörk has a shop and café in summer.

On the map

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Nearby places worth a stop

ÞórsmörkSheltered valley at the end of the Laugavegur trail
SeljalandsfossSeljalandsfossWaterfall you can walk behind, on the Ring RoadGluggafossGluggafossWaterfall with window-like holes in Fljótshlíð

Where to stay near Einhyrningur

Most visitors base themselves in Hvolsvöllur or along the South Coast and visit on a day trip, since accommodation in the highlands near Einhyrningur itself is limited to huts in Þórsmörk.

Einhyrningur FAQ

Why is Einhyrningur called the Unicorn Mountain?

A rock spur near the summit looks like a single horn from certain angles, which gives the mountain its Icelandic name ("one horn") and English nickname.

Can I drive to Einhyrningur?

Only in summer, and only with a 4x4, via the F261 highland road, which crosses unbridged rivers.

Is Einhyrningur part of the Laugavegur trail?

No. The trail runs on the other side of the Markarfljót river, but hikers get a clear view of the mountain across the canyon on the final stretch into Þórsmörk.

How do I get to Einhyrningur from Reykjavík?

Drive the Ring Road to Hvolsvöllur, take Route 261 through Fljótshlíð and continue on the F261 mountain road. It takes about two and a half hours and needs a 4x4.

Is there a hut at Einhyrningur?

Yes, the Bólstaður hut stands on the plain below the mountain. It is used by local farmers during the sheep round-up, so ask locally before counting on it for a night.

See Einhyrningur with a local

Tours and trips that include Einhyrningur, booked directly with a local travel agency in Iceland.

Fjallabak Super Jeep TourDAY TOURFjallabak Super Jeep TourFrom 45,000 ISK per person
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