Eskidemirkapı is a village in Göle District, in Ardahan Province, Türkiye. Eskidemirkapı lies at 2,032 m above sea level, 0.5 km from the Allahuekber mountains. It has 321 inhabitants. The nearest city is Ardahan, 29 km to the north. Among the landmarks around are Boğatepe Cheese Museum (15.2 km) and Dadaşeni Church (17.8 km).