Iłża [ˈiu̯ʐa] is a small town in Masovian Voivodeship, Poland. It is located at around 51°10′0″N 21°15′0″E / 51.16667°N 21.25000°E / 51.16667; 21.25000. In 2004 Iłża had 5,178 inhabitants. The town belongs to Lesser Poland, and from its foundation until 1795, it was part of Lesser Poland’s Sandomierz Voivodeship. Iłża lies in Malopolska Upland, on the Iłżanka river, 30 kilometres (19 miles) south of Radom. The town is located along National Road Nr. 9, which is part of European route E371. It also is northern terminus of the Starachowice Narrow Gauge Line (Starachowicka Kolej Wąskotorowa), a 20-kilometre (12 miles) line built in the early 1950s, which now is open for tourists in the summer.