All-Transactions House Price Index for Merrimack County, NH was 277.23000 Index 2000=100 in January of 2023, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Merrimack County, NH reached a record high of 277.23000 in January of 2023 and a record low of 43.11000 in January of 1983. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Merrimack County, NH - last updated from the United States Federal Reserve on May of 2024.