Chesterton, Indiana

1 ZIP code · Central time

ZIP codes (largest first)

46304 · 28,307
Population14,446
StateIndiana
CountyPorter County
Time zoneCentral
Land area9.41 sq mi

Area codes in this area

574

These are the area codes that most often serve Chesterton (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Find the ZIP+4 for an address in Chesterton

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Population: U.S. Census Bureau, ACS 5-year estimates, 2024.