According to data from the US BLS, the unemployment rate of Connecticut was 5.1% (sa) in April, 2008. Among all Connecticut counties, these 3 were among those with high unemployment rates (nsa): Windham (5.5%), New Haven (5.2%), and Hartford (4.9%).

On the hand, the following three counties were among those with low unemployment rates (nsa): Tolland (3.8%), Middlesex (3.8%), and Fairfield (4.1%).

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

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