46319 Frequently Asked Questions

A: ZIP Code 46319 is Located in Griffith Indiana. Portions of 46319 are also in Schererville, Merrillville, St. John Township, Calumet Township, Ross Township (Lake County).

A: ZIP Code 46319 is Located Entirely in Lake County Indiana.

A: The Current Sales Tax in ZIP Code 46319 is 7.0%

A: The Area Code for 46319 is 219.

A: ZIP Code 46319 is in the Indiana 1st Congressional District.

A: 46319 is within Indiana State House of Representatives District 12, Indiana State House of Representatives District 14 and Indiana State House of Representatives District 15.

A: 46319 is within Indiana State Senate District 1 and Indiana State Senate District 3.

A: The 2022 population of ZIP Code 46319 is 17626. The population growth rate in 46319 is 0.98%. The population density of 46319 is 1,725.

A: The majority race/ethnicity of people residing in 46319 is White (67.48%). The majority race/ethnicity of students attending public schools in 46319 is White(46.21%).

A: The median household income in 46319 is $64,188 (2021) and the average adjusted income is $331,390 (2021).