Zip Code 46410 — Merrillville, IN

ZIP Code 46410 is associated with Merrillville, IN, in Lake County. The listed population estimate is 39,243; estimated density is 504.2 people per square mile. Among records with population estimates, it ranks #2 of 27 in Lake County and #33 of 788 in IN.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (41.480830, -87.332930)

Data MetricLocal Statistic
Postal / Zip Code46410
Primary CityMerrillville
State / ProvinceIN
CountyLake
Total Population39,243
Population Density504.2 people/sq mi
TimezoneAmerica/Chicago

How 46410 Compares

MetricZIP 46410Lake County recordsIN records
Population estimate39,243504,725 (sum)6,851,073 (sum)
Population Density504.2 /sq mi----
County population rank#2 of 27----
State population rank#33 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 46409Gary4.7 mi7,184
ZIP 46408Gary4.8 mi15,747
ZIP 46342Hobart5.2 mi32,224
ZIP 46319Griffith5.4 mi17,847
ZIP 46307Crown Point5.4 mi71,673

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 →