According to data from the US BLS, the unemployment rate of Connecticut was 4.6% (sa) in December, 2005. Among all Connecticut counties, these 3 were among those with high unemployment rates (nsa): Windham (4.8%), Hartford (4.5%), and New Haven (4.5%).

On the hand, the following three counties were among those with low unemployment rates (nsa): Middlesex (3.4%), Tolland (3.5%), and Fairfield (3.6%).

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

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