Kusmark is a locality in Skellefteå Municipality, in Västerbotten County, Sweden. Kusmark lies at 56 m above sea level. It has 471 inhabitants (2023). The nearest city is Skellefteå, 15.3 km to the southeast. Among the landmarks around are Lejonströmsbron (14.7 km), Ersmark Church (4.7 km) and Skellefteå museum (15.2 km).