Zip Code 46304 — Chesterton, IN

ZIP Code 46304 is associated with Chesterton, IN, in Porter County. The listed population estimate is 28,307; estimated density is 189.2 people per square mile. Among records with population estimates, it ranks #4 of 9 in Porter County and #74 of 788 in IN.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.613110, -87.049050)

Data MetricLocal Statistic
Postal / Zip Code46304
Primary CityChesterton
State / ProvinceIN
CountyPorter
Total Population28,307
Population Density189.2 people/sq mi
TimezoneAmerica/Chicago

How 46304 Compares

MetricZIP 46304Porter County recordsIN records
Population estimate28,307167,541 (sum)6,851,073 (sum)
Population Density189.2 /sq mi----
County population rank#4 of 9----
State population rank#74 of 788----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in IN

ZIP CodeCityDistancePopulation estimate
ZIP 46301Beverly Shores6.4 mi650
ZIP 46368Portage7.0 mi40,301
ZIP 46391Westville8.4 mi8,986
ZIP 46393Wheeler9.2 mi216
ZIP 46403Gary10.8 mi10,929

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →