Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

ZIP stands for Zone Improvement Plan. The codes went live on July 1, 1963.The lowest ZIP code is 00501 — the IRS in Holtsville, New York.The highest ZIP code is 99950, in Ketchikan, Alaska.Type 07734 into a calculator and turn it upside down: hELLO. It is Keansburg, New Jersey.12345 belongs to one company: General Electric in Schenectady, New York.The first digit is a region: 0 is New England and New Jersey, 9 is the West Coast, Alaska and Hawaii.Mr. ZIP, the cartoon mailman, was the mascot that sold the idea to America.ZIP+4 arrived in 1983 and can narrow a ZIP down to one side of one block.A ZIP code is a mail route, not a place: plenty of them cross county and even state lines.Play ZIP Hunt: guess the secret ZIP code of the day in six tries.
zipcodes.pro — CITY/CT/MADISON

Madison ZIP code, Connecticut

The ZIP code for Madison, CT is 06443, and its area codes are 203 and 475.

USPS city name
1 ZIP code
Population
17,657
Area codes
203, 475

Madison in numbers

About 17,657 people live in Madison, in 7,020 households. The median household income is $168,462 a year, 76% above the Connecticut median of $95,781 (US: $80,734). The median owner-occupied home is valued at $584,900 (59% above the Connecticut median).

Population17,657Madison17,657
Households7,020Madison7,020
Median household income$168,462Madison$168,462Connecticut$95,781US $80,734
Median home value$584,900Madison$584,900Connecticut$366,900US $332,700

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, for the ZIP code addressed as Madison. Survey estimates carry margins of error, wider for small places. Sources and methods.

ZIP codes addressed as Madison

ZIP codes with the USPS city name Madison
ZIP City Type Population Median income Median home
06443 Madison , CT Standard 17,657 $168,462 $584,900

Map of Madison ZIP codes

06443

The ZIP codes of Madison, CT, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Towns near Madison

The nearest larger towns are North Haven (24,336 people, 12 mi), Wallingford Center (18,208 people, 12 mi) and East Haven (27,806 people, 13 mi).

Towns near Madison
TownPopulationDistance
Clinton 3,465 6.8 mi
Northford 6,186 9.0 mi
Durham 3,347 9.1 mi
Westbrook Center 2,501 10.4 mi
Branford Center 6,305 11.0 mi
Essex Village 2,705 12.0 mi
North Haven 24,336 12.3 mi
Wallingford Center 18,208 12.4 mi
East Haven 27,806 12.7 mi
Middletown 47,958 14.2 mi
Quinnipiac University 4,311 14.9 mi
New Haven 134,349 15.8 mi
Meriden 60,545 15.9 mi
Portland 5,944 16.1 mi

More nearby: every ZIP code in New Haven County · Connecticut ZIP codes

Cite this page

zipcodes.pro. “Madison, CT ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/city/ct/madison

Underlying data is public domain or openly licensed — sources, vintages and licences.