Net County-to-County Migration Flow (5-year estimate) for Sussex County, NJ was -1964.00000 Persons in January of 2020, according to the United States Federal Reserve. Historically, Net County-to-County Migration Flow (5-year estimate) for Sussex County, NJ reached a record high of -302.00000 in January of 2009 and a record low of -1964.00000 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Net County-to-County Migration Flow (5-year estimate) for Sussex County, NJ - last updated from the United States Federal Reserve on May of 2024.