Örnsköldsvik (Swedish: [œɳɧœldsˈviːk] ; Southern Sami: Orrestaare), often shortened to just Ö-vik, is a locality and the seat of Örnsköldsvik Municipality in Västernorrland County, Sweden, with 32,953 inhabitants in 2017.
Its natural harbour and archipelago is in the Gulf of Bothnia and the northern boundaries of the High Coast area. It is well known as an exporter of pulp and paper products and heavy machinery goods. It has a strong environmental record and is the "testbed" for ethanol-powered cars.