06340 Frequently Asked Questions

A: ZIP Code 06340 is Located in Groton Connecticut. Portions of 06340 are also in Conning Towers-Nautilus Park, Noank, Poquonock Bridge, Long Hill (New London County), Groton Long Point, Groton (town), Ledyard.

A: ZIP Code 06340 is Located Entirely in New London County Connecticut.

A: The Current Sales Tax in ZIP Code 06340 is 6.3%

A: The Area Codes for 06340 are 860 and 959

A: ZIP Code 06340 is in the Connecticut 2nd Congressional District.

A: 06340 is within Connecticut State House of Representatives District 40, Connecticut State House of Representatives District 41 and Connecticut State House of Representatives District 139.

A: 06340 is within Connecticut State Senate District 18 and Connecticut State Senate District 19.

A: The 2022 population of ZIP Code 06340 is 29672. The population growth rate in 06340 is 0.00%. The population density of 06340 is 1,202.

A: The majority race/ethnicity of people residing in 06340 is White (69.30%). The majority race/ethnicity of students attending public schools in 06340 is White(49.40%).

A: The median household income in 06340 is $69,736 (2021) and the average adjusted income is $407,380 (2021).