Gmina Bychawa is an urban-rural gmina (administrative district) in Lublin County, Lublin Voivodeship, in eastern Poland. Its seat is the town of Bychawa, which lies approximately 26 kilometres (16 mi) south of the regional capital Lublin. The gmina covers an area of 146.19 square kilometres (56.4 sq mi), and as of 2006 its total population is 12,311, of which the population of Bychawa is 5,285, and the population of the rural part of the gmina is 7,026.