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ZIP Codes for City of Merrillville, IN

Timezone(s):Central (GMT -06:00)
Counties:LAKE, IN
Population:35,246 (More Details)
Male Population:16,561
Female Population:18,685
Median Age:37
ZIP Codes:2
Area Codes:1
Total Area:627 square miles (county)
Land Area:499 square miles (county)
Water Area:128 square miles (county)

Merrillville, IN Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 46410StandardLake38,340219
ZIP Code 46411P.O. BoxLake0219

Merrillville, IN Demographic Information *

Total population35,246
Male population16,561
Female population18,685
Median age (years)36.7
White Population16,338
Black Population15,673
Indian Population70
Asian Population421
Hawaiian Population6
Hispanic Population4,533
Median age (Male)34.5
Median age (Female)38.6
Total households13,696
Family households (families)9,016
Average household size2.54
Average family size3.16
Total housing units14,842
* Demographic data is based on 2010 Census.

Merrillville, IN Other Information

  • Located in LAKE County, Indiana
  • Merrillville, IN is also known as:
    • GARY, IN

127 Cities within 30 miles of Merrillville, IN Products