Ostrów is a village in the administrative district of Gmina Grabica, within Piotrków County, ód Voivodeship, in central Poland. It lies approximately 5 kilometres (3 mi) south of Grabica, 12 km (7 mi) north-west of Piotrków Trybunalski, and 37 km (23 mi) south of the regional capital ód . The village has a population of 210. Gmina Grabica is a rural gmina (administrative district) in Piotrków County, ód Voivodeship, in central Poland. Its seat is the village of Grabica, which lies approximately 15 kilometres (9 mi) north-west of Piotrków Trybunalski and 33 km (21 mi) south of the regional capital ód . The gmina covers an area of 127.24 square kilometres (49.1 sq mi), and as of 2006 its total population is 6,087.