Björkhagen (The Birch Pasture) is a district (Swedish: stadsdel) in Skarpnäck borough, Stockholm, Sweden. Björkhagen has 5,695 inhabitants as of December 31, 2007. The Stockholm metro station Björkhagen is an elevated station which is served by the green line 17. References. https://en.wikipedia.org/wiki/Bj%C3%B6rkhagen