According to data from the US BLS, the unemployment rate of Connecticut was 4.5% (sa) in August, 2007. Among all Connecticut counties, these 3 were among those with high unemployment rates (nsa): New Haven (5.1%), Windham (5%), and Hartford (4.9%).

On the hand, the following three counties were among those with low unemployment rates (nsa): Tolland (3.9%), Middlesex (3.9%), and Litchfield (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.