Unemployment Rate in Monmouth County, NJ was 4.20% in March of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Monmouth County, NJ reached a record high of 14.60 in May of 2020 and a record low of 2.40 in September of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Monmouth County, NJ - last updated from the United States Federal Reserve on May of 2024.