The utility model provides an area disinfection and heating function's pig house, including husbandry area, be equipped with ji fenqu below the husbandry area, husbandry area is including heating roomand activity room and be equipped with degassing unit, activity room's ground be with the barrier of ji fenqu intercommunication, the heating room is including heating pipe, ventilative mouth, inlettube, outlet pipe, buffer barrel, connecting pipe, heater, basin, sprinkler bead, heating panel and aeration head. Having increased ji fenqu and having made husbandry area not have excrement and urine, improved husbandry area's sanitation greatly, the heating room is divided to open to set up with activity room has increased the husbandry area function, and the heating of heating room is given tothe steam that heating pipe, heater and buffer barrel's setting can utilize hot water to give out to can cyclic utilization, resources are saved. Degassing unit is convenient for remove, and it is effectual to kill virus, virus killing wide range, simple structure, the operation of being convenient for.