Homeownership (5-year estimate) for Merrimack County, NH was 78.66959 Rate in January of 2022, according to the United States Federal Reserve. Historically, Homeownership (5-year estimate) for Merrimack County, NH reached a record high of 78.66959 in January of 2022 and a record low of 74.65758 in January of 2016. Trading Economics provides the current actual value, an historical data chart and related indicators for Homeownership (5-year estimate) for Merrimack County, NH - last updated from the United States Federal Reserve on May of 2024.