Lærdal is a municipality in Vestland county, Norway. It is located on the south side of the Sognefjorden in the traditional district of Sogn. The …Lærdal is a municipality in Vestland county, Norway. It is located on the south side of the Sognefjorden in the traditional district of Sogn. The administrative center of the municipality is the village of Lærdalsøyri. The old Filefjell Kongevegen road passes through Lærdal on its way to Valdres and later to Oslo.