Mørstad Hoard: Rare Viking Age coin linked to King Olaf Haraldsson discovered in Norway

Discovery of the Mørstad Hoard

The Mørstad Hoard, unearthed in Rena, Innlandet county, Norway, is the largest Viking Age coin collection discovered in the country since 1866. Archaeologists at the University of Oslo’s Museum of Cultural History confirmed the hoard contains over 5,500 coins, with the potential for the total to rise to 6,000 as excavations continue.

The discovery was initially made by metal detectorists earlier this year, who found 19 silver coins and immediately alerted authorities. Subsequent excavations increased the count to 4,772 coins by May, surpassing the combined total of all previously known large Viking Age hoards in Norway. The current tally stands at 5,500 coins.

A rare coin linked to King Olaf Haraldsson

Among the coins is a rare piece bearing the inscription "ONLAF R+ NORMANORV," or "Olaf, King of the Norwegians." The coin features a left-facing bust wearing a conical battle helmet on one side and a cross with a Christian acclamation on the reverse. Experts link it directly to King Olaf Haraldsson, who ruled Norway from 1015 to 1028 and played a central role in the country’s conversion to Christianity.

The coin was struck between 1024 and 1028, near the end of the Viking Age, and is one of fewer than 20 known coins from Olaf’s reign. Most of these coins were found outside Norway, making the Mørstad discovery the first of its kind in over a century. Small knife cuts on both sides of the coin suggest it was actively used in trade during its time.

Insights into Viking Age trade

Over 95% of the coins in the Mørstad Hoard originate from modern-day England and Germany, reflecting Norway’s extensive involvement in international trade during the Viking Age. Archaeologists suggest the abundance of coins may also hint at the scale of the iron trade at the time.

Svein Gullbekk, an archaeologist at the University of Oslo’s Museum of Cultural History, noted that the hoard underscores Norway’s integration into broader European trade networks. The coins symbolize not only economic activity but also the influence of Christianity and centralized authority during Olaf’s reign.

Public exhibition planned

The rare Olaf coin will be displayed at the University of Oslo’s Museum of Cultural History from November 20, 2026, to March 28, 2027. The exhibition will provide an opportunity for the public to view the coin and learn about its historical significance.

What this means

Lazyfounder analysis — our interpretation, not reported fact.

For historians and archaeologists, the Mørstad Hoard is a landmark discovery that reshapes understanding of Norway’s role in Viking Age trade, politics, and religion. The rare Olaf coin, in particular, offers tangible evidence of the monarchy’s efforts to consolidate power and promote Christianity during a transformative period in Norwegian history.

For operators in the cultural heritage and museum sectors, the discovery underscores the enduring public fascination with Viking history and the potential for such finds to drive engagement and tourism. The exhibition of the Olaf coin, nearly two years after its discovery, highlights the meticulous process required to study and preserve artifacts before they can be shared with the public.