Unemployment Rate in Johnson County, KS was 2.80% in March of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Johnson County, KS reached a record high of 11.00 in April of 2020 and a record low of 1.60 in December of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Johnson County, KS - last updated from the United States Federal Reserve on May of 2024.