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Zip Code 46368 — Portage, IN

46368 is a ZIP Code associated with Portage, IN, located within Porter. The postal region supports an estimated population of 40,301 residents across Data Pending housing units, with a population density of 614.2 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (41.584800, -87.179370)

Data Metric	Local Statistic
Postal / Zip Code	46368
Primary City	Portage
State / Province	IN
County	Porter
Total Population	40,301
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	614.2 people/sq mi
Timezone	America/Chicago

How 46368 Compares

Metric	ZIP 46368	Porter County	IN State Average
Population	40,301	167,541	6,851,073
Median Income	Data Pending	N/A	N/A
Population Density	614.2 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 46403	Gary	4.3 mi	10,929	N/A
Zip 46405	Lake Station	4.4 mi	12,184	N/A
Zip 46393	Wheeler	4.9 mi	216	N/A
Zip 46342	Hobart	5.7 mi	32,224	N/A
Zip 46304	Chesterton	7.0 mi	28,307	N/A

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 →