According to data from the US BLS, the unemployment rate of Connecticut was 3.3% (sa) in May, 2023. Among all Connecticut counties, these 3 were among those with high unemployment rates (nsa): Fairfield (3.6%), New Haven (3.6%), and Windham (3.6%).

On the hand, the following three counties were among those with low unemployment rates (nsa): Middlesex (3%), Tolland (3.1%), and Litchfield (3.1%).

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

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