Unemployment rates fell in all 55 of West Virginia’s counties in March. WorkForce West Virginia said Jefferson County’s seasonally unadjusted unemployment rate of 3.8% was the lowest in the state. Calhoun County had the highest unemployment rate at 14.9%. Roane County was next at 11% and Mingo County was at 9.9%. Statewide, the seasonally adjusted unemployment rate was at 5.9% in March, falling below 6% for the first time since the coronavirus pandemic hit a year ago. The national rate was 6%.