Norðtoftir is a village on the Faroese island of Borðoy in the Hvannasund municipality. The 2007 population was 6. Its postal code is FO 736.
Norðtoftir is situated on the east coast of Borðoys at the end of the second tunnel on the road from Klaksvik. Larger settlements in the surroundings are Norðdepil and Hvannasund which can be reached continuing along the road. The writer Herman Bang liked to spend time in Norðtoftir. He wrote many of his works here.