Mjälleborgen

Mjälleborgen is an ancient fortified hill on Frösö in Östersund comprising earth and stone ramparts that extend roughly 120 meters across the slope. The location contains archaeological remains of at least two longhouses and features walking paths that guide visitors through the site.

The fort was built around 300 CE during the Roman Iron Age to control trade routes across northern Sweden. Archaeological evidence shows the site experienced at least two major fires between 300 and 500 CE that destroyed structures.

The site reflects how early communities protected their settlements through strategic defense positions. Visitors can observe how inhabitants used the elevated location to maintain control over movement and trade passing through the region.

The site is accessible by walking paths that wind through the archaeological remains and offer views of the surrounding landscape. Visitors should wear sturdy footwear as the terrain is uneven and the slope can be steep in places.

The elevated position allowed inhabitants to monitor trade routes extending toward Trøndelag and Medelpad, revealing its role in early commercial networks. This strategic placement positioned the settlement as a hub where goods and information moved between distant regions.

Location: Östersund Municipality

GPS coordinates: 63.16975,14.59442

Latest update: December 14, 2025 12:20