Numerous finds show that the settlement at Herdla goes back to prehistoric times, and the large estate at Herdla has enjoyed a central place in the nation’s history since High Middle Ages. As Ask, Herdla was part of the country estate Harald Hårfagre took over as he took command of the west of Norway.
In connection with the planned developments in the oil sector at Vindenes around 1980, excavations were carried out under the auspices of Bergen Historical Museum. Exceptionally interesting traces of an old farm at Høybøen then came to light. These were the remnants of a farm where there had been two houses containing several rooms.
B.E.Bendixen, who has written about “The Churches in Søndre Bergenhus Amt”, believed even around 1900 that there was evidence at Tyssøy of the church or the chapel of the Holy Ludvig (Louis). Two large stone blocks had lain in the western wall of the church’s nave, and this wall showed a length of 16 meters in the terrain.