According to data from the US BLS, the unemployment rate of Connecticut was 7.1% (sa) in February, 2014. Among all Connecticut counties, these 3 were among those with high unemployment rates (nsa): Windham (8.7%), New Haven (8.2%), and New London (7.9%).

On the hand, the following three counties were among those with low unemployment rates (nsa): Middlesex (6.7%), Tolland (6.8%), and Fairfield (7.2%).

The chart and table below shows the unemployment rate (nsa) for each county.

You can see similar information by state for the United States.