High Quality Content by WIKIPEDIA articles! Sobienie-Jeziory is a village in Otwock County, Poland. As of 2000, the population was 700. From 1975 to 1998 the village was in Siedlce Voivodeship. It is the capital of a local gmina (township). It lies approximately 21 kilometres (13 mi) south of Otwock and 39 km (24 mi) south-east of Warsaw.