Brännfors is a village in Piteå Municipality, in Norrbotten County, Sweden. Brännfors lies at 197 m above sea level. The nearest city is Piteå, 27 km to the east. Among the landmarks around are Fällfors kyrka (12.8 km), Finnträsk Church (13.3 km) and Hortlax Church (22 km).