Are you looking to move into a neighborhood in day County, but know nothing about it? Before you buy a home in day County, South Dakota or find a new day County new homes, do a neighborhood search first. Here you can find statistics on day County, sd neighborhood housing, cost of living, weather, economy, household demographics and day County schools to help you decide which neighborhood is right for you. day County, South Dakota neighborhood information made easy with AOL Real Estate. Start browsing day County cities/towns today by clicking one of the links below.