Homeownership (5-year estimate) for New Castle County, DE was 71.16706 Rate in January of 2022, according to the United States Federal Reserve. Historically, Homeownership (5-year estimate) for New Castle County, DE reached a record high of 73.51728 in January of 2009 and a record low of 70.28096 in January of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Homeownership (5-year estimate) for New Castle County, DE - last updated from the United States Federal Reserve on May of 2024.