Total: 12,821 km (includes 3,594 km of privately owned railways) standard gauge: 12,821 km of 1,435 mm (4 ft 8 1⁄2 in) gauge (7,918 km electrified and 1,152 km double track (1998) narrow gauge: 221 km of 891 mm (2 ft 11 3⁄32 in) (Swedish three foot) gauge (2001)