Today 18974, Warwick PA is count around 76 homes for sale at current average listing price of $902,153. Nearby neighborhoods of 18974 are Centennial Station, Breton Hill, None Available, Reserve At Spring Mill, Speedway, The Woods At Meetinghouse, Villas At Five Ponds, Country Crossing, Heritage Cr Ests, Hartsville Park. Most of 18974 homes are 3 bedrooms with 3 bathrooms.