Zip Code 46311 — Dyer, IN

ZIP Code 46311 is associated with Dyer, IN, in Lake County. The listed population estimate is 23,321; estimated density is 714.6 people per square mile. Among records with population estimates, it ranks #8 of 27 in Lake County and #103 of 788 in IN.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.468460, -87.509180)

Data MetricLocal Statistic
Postal / Zip Code46311
Primary CityDyer
State / ProvinceIN
CountyLake
Total Population23,321
Population Density714.6 people/sq mi
TimezoneAmerica/Chicago

How 46311 Compares

MetricZIP 46311Lake County recordsIN records
Population estimate23,321504,725 (sum)6,851,073 (sum)
Population Density714.6 /sq mi----
County population rank#8 of 27----
State population rank#103 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 46373Saint John2.6 mi18,843
ZIP 46375Schererville3.4 mi24,188
ZIP 46321Munster5.4 mi23,733
ZIP 46319Griffith5.9 mi17,847
ZIP 46322Highland6.1 mi23,680

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 →