Unemployment Rate in Highland County, OH was 5.10% in December of 2025, according to the United States Federal Reserve. Historically, Unemployment Rate in Highland County, OH reached a record high of 20.70 in January of 2010 and a record low of 3.40 in April of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Highland County, OH - last updated from the United States Federal Reserve on March of 2026.