Friesland, historically known as Frisia, is a province of the Netherlands located in the northern part of the country. It is situated west of Groningen, northwest of Drenthe and Overijssel, north of Flevoland, northeast of North Holland, and south of the Wadden Sea. As of January 2020, the province had a population of 649,944 and a total area of 5,749 km2 (2,220 sq mi).