Łochów [ˈwɔxuf] is a town in the Mazowieckie voivodship, in the Węgrowskim district, the seat of the urban-rural gmina Łochów. In the years 1975-1998 the city administratively belonged to the Siedlce Voivodeship. According to data from 31 December 2005, the city had 6,654 inhabitants. Łochów is located on the banks of the Liwiec River, adjacent to the large Łochowskie forest.