Best for
Geology lovers
Red clay strata run through the black basalt cliff.
Hengifoss Waterfall
Iceland's third tallest waterfall at 128 meters, known for the red clay layers between black basalt in East Iceland.
Region
East Iceland
Near Egilsstaðir. Moderate hike.
One of Iceland's tallest waterfalls, known for the red clay layers sandwiched between black basalt lava flows in the cliff face behind it. The trail up has wide views over the Fljótsdalur valley.
Sources and last reviewed
Last reviewed: 2026-03-03
The trail can be muddy, especially in spring or after rain. Wear good hiking boots.
Pages are reviewed for practical usefulness, source quality, and volatile claims before publication.
Official sources to check
Access
Uphill hike
2.5km each way, roughly 1.5 - 2 hours round trip.
Pro tip
Stop halfway
Don't rush past Litlanesfoss; it's worth a stop in its own right.
What to Expect at Hengifoss
- A steady uphill climb with benches to rest
- Views of Litlanesfoss (basalt columns) halfway up
- A close-up view of 5-6 million years of volcanic history
Nearby Attractions to Hengifoss
- Hallormsstaður Forest (Iceland's largest forest)
- Vök Baths (geothermal floating pools)
- Egilsstaðir (main town of the East)
How to Get to Hengifoss
- Located near Lagarfljót lake, about 35 km from Egilsstaðir
- Drive time from Egilsstaðir is approximately 30-40 minutes
- Free parking at the trailhead off Route 931
- The hike is 2.5 km each way with 300m elevation gain
- Well-marked trail with benches and rest stops along the way
Best Time to Visit Hengifoss
- Summer (June-August): Driest trail conditions and longest daylight
- Late morning or afternoon sun illuminates the red clay layers best
- Spring can be muddy, but the waterfall flow is strong
- Autumn brings fewer crowds and fall colors in the valley
- Winter hiking possible but trail may be icy; use caution
Planning help
Hengifoss FAQs
Quick answers with safety notes where it matters.