15642 Frequently Asked Questions

A: ZIP Code 15642 is Located in Irwin Pennsylvania. Portions of 15642 are also in Manor, North Irwin, White Oak, Adamsburg, Trafford, North Huntingdon Township, Sewickley Township, Hempfield Township (Westmoreland County), Penn Township (Westmoreland County).

A: ZIP Code 15642 is Located Primarily in Westmoreland County Pennsylvania with Portions in Allegheny County.

A: The Current Sales Tax in ZIP Code 15642 is 7.0%

A: The Area Codes for 15642 are 412, 724, 878 and 878

A: ZIP Code 15642 is in the Pennsylvania 12th Congressional District.

A: 15642 is within Pennsylvania State House of Representatives District 35, Pennsylvania State House of Representatives District 56, Pennsylvania State House of Representatives District 57 and Pennsylvania State House of Representatives District 58.

A: 15642 is within Pennsylvania State Senate District 39 and Pennsylvania State Senate District 45.

A: The 2022 population of ZIP Code 15642 is 46855. The population growth rate in 15642 is 5.65%. The population density of 15642 is 1,050.

A: The majority race/ethnicity of people residing in 15642 is White (95.78%). The majority race/ethnicity of students attending public schools in 15642 is White(92.54%).

A: The median household income in 15642 is $79,322 (2021) and the average adjusted income is $439,520 (2021).