Connecticut's 1st congressional district

Connecticut's 1st congressional district is a congressional district in the U.S. state of Connecticut. Located in the north-central part of the state, the district is anchored by the state capital of Hartford. It encompasses much of central Connecticut and includes towns within Hartford, Litchfield, and Middlesex counties.

Principal cities include: Bristol, Hartford, and Torrington. The district has been represented by Democrat John B. Larson since 1999.

Composition
Hartford County – Berlin, Bloomfield, Bristol, East Granby, East Hartford, East Windsor, Glastonbury (part), Granby, Hartford, Hartland, Manchester, Newington, Rocky Hill, Southington, South Windsor, West Hartford, Wethersfield, Windsor, and Windsor Locks.

Litchfield County – Barkhamsted, Colebrook, New Hartford, Torrington (part), and Winchester.

Middlesex County – Cromwell, Middletown (part), and Portland.

Recent elections
The district has the lowest Republican voter performance of the five Connecticut house seats. It has been in Democratic hands without interruption since 1957, and for all but six years since 1931.