Öxarárfoss is a waterfall located in Thingvellir National Park in Iceland. It is one of the park's main attractions and is situated in a picturesque setting surrounded by cliffs and lush vegetation.

The waterfall is fed by the Öxará River, which flows through the park and drops approximately 20 meters over a rocky ledge to create the falls. Öxarárfoss is known for its beauty and is a popular spot for photography and sightseeing.

Generally considered an easy route, it takes an average of 1 h 32 min to complete. It's about a 4km hike from the visit center.