Ostrów is a village in the administrative district of Gmina Ga , within Przeworsk County, Subcarpathian Voivodeship, in south-eastern Poland. It lies approximately 4 kilometres (2 mi) east of Ga , 9 km (6 mi) south-west of Przeworsk, and 29 km (18 mi) east of the regional capital Rzeszów. The village has a population of 355. Gmina Ga is a rural gmina (administrative district) in Przeworsk County, Subcarpathian Voivodeship, in south-eastern Poland. Its seat is the village of Ga , which lies approximately 12 kilometres (7 mi) south-west of Przeworsk and 26 km (16 mi) east of the regional capital Rzeszów. The gmina covers an area of 35.95 square kilometres (13.9 sq mi), and as of 2006 its total population is 4,562.