Demiryol is a village in Batman District, in Batman Province, Türkiye. Demiryol lies at 622 m above sea level, 9.9 km from the Zagros mountains. The nearest city is Batman, 5.3 km to the southwest. Among the landmarks around are Malabadi Bridge (27 km), Tigranocerta (28 km) and Hirbemerdon Tepe (19.6 km).
Also written Tilmerc.