Part of Shelton (Pine Rock, Long Hill, Sunnyside, half of downtown) is in the 3rd Congressional District and part (White Hills, Huntington, half of downtown) in the 4th Congressional District. Although Route 8 is not strictly the boundary line, most of Shelton south and east of the highway is in the 3rd Congressional District and most of Shelton north and west of the highway is in the 4th Congressional District.