Unemployment Rate in Humboldt County, CA was 5.40% in March of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Humboldt County, CA reached a record high of 15.50 in April of 2020 and a record low of 3.00 in May of 2018. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Humboldt County, CA - last updated from the United States Federal Reserve on May of 2024.