Find New Castle Delaware real estate - use our helpful listings search tools to find real estate in New Castle and other Delaware real estate. View real estate listings of foreclosed homes, houses, price reduced listings, bank owned & short sale properties, and more homes for sale in New Castle Delaware. Begin your research with our helpful buyer and seller tools for neighborhood information, mortgage rates, and real estate trend graphs. You can also see information on recently sold homes and schools. Whether you are looking for a home and other properties, or curious about your current home value, our New Castle real estate market overview shows the latest market trends in New Castle DE.