06437 Frequently Asked Questions

A: ZIP Code 06437 is Located in Guilford Connecticut. Portions of 06437 are also in Guilford Center, Madison, North Branford.

A: ZIP Code 06437 is Located Entirely in New Haven County Connecticut.

A: The Current Sales Tax in ZIP Code 06437 is 6.3%

A: The Area Codes for 06437 are 203 and 475

A: 06437 is within by the Connecticut 3rd Congressional District and the Connecticut 2nd Congressional District.

A: 06437 is within Connecticut State House of Representatives District 86, Connecticut State House of Representatives District 98 and Connecticut State House of Representatives District 101.

A: ZIP Code 06437 is in Connecticut State Senate District 12.

A: The 2022 population of ZIP Code 06437 is 22046. The population growth rate in 06437 is 0.00%.

A: The majority race/ethnicity of people residing in 06437 is White (88.40%). The majority race/ethnicity of students attending public schools in 06437 is White(81.07%).

A: The median household income in 06437 is $115,171 (2021) and the average adjusted income is $147,760 (2020).