ZIP Code 15642 - Irwin Pennsylvania

ZIP Code 15642 is located in Irwin Pennsylvania. Portions of 15642 are also in Manor and North Irwin and White Oak and Adamsburg and North Huntingdon Township and Sewickley Township and Hempfield Township (Westmoreland County) and Penn Township (Westmoreland County). 15642 is primarily within Westmoreland County, with some portions in Allegheny County. Regionally, it is located in Metro Pittsburgh.

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ZIP Code 15642 Quick Stats

ZIP Code NameIrwin
Primary CountyWestmoreland County
ZIP Code TypeStandard
Population (2022)46,855
Area Code(s)412 / 724 / 878 / 878
Current Time
EDT

ZIP Code 15642 Map

15642 Demographics

15642 can be classified socioeconomically as Middle Class class compared to other ZIP Codes in Pennsylvania based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 15642 is White. The majority race/ethnicity attending public schools in 15642 is White. The current unemployment level in 15642 is 4.3%.

Population46,855
Population Growth Rate5.65%
Population Density1,050 People per Square Mile
Total Households17,979
Percentage High Income Households3.3%
Median Household Income (2021)$79,322
Average Adjusted Gross Income (2021)$439,520
Current Unemployment Rate (May 2024)4.3%
Majority Race/EthnictyWhite - 95.78%
Public School Majority Race/EthnictyWhite - 92.54%

15642 Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White44,03595.76%
Black5751.25%
Hispanic7721.68%
Asian5671.23%
Native American270.06%
Hawaiian/Pac. Islander90.02%

15642 Public School Race/Ethnicty Breakdown

Race/EthnictyTotalPercentage
White5,90795.91%
Black590.96%
Hispanic1051.7%
Asian821.33%
Native American50.08%
Hawaiian/Pac. Islander10.02%

15642 Educational Attainment Levels

Highest Education Level AttainedTotalPercentage
Less Than 1 Year of College2,0436.62%
Bachelor Degree6,64321.54%
High School Diploma10,94335.48%
No High School Diploma2940.95%
GED or Alternate7292.36%
1 or More Years of College3,46311.23%
Associates Degree3,36810.92%
Masters Degree2,7869.03%
Professional Degree2170.7%
Doctorate Degree3561.15%

15642 Geography

Coordinates40.31729507,-79.72354889
Adjacent ZIP Codes
Cities/Towns in 15642
RegionMetro Pittsburgh
Metropolitan/Micropolitan Stat AreaPittsburgh, PA
Time ZoneEastern Daylight Time
IANA TimezoneAmerica/New_York
Area45 Square Miles

15642 Politics

US Congressional Districts in 15642
Pennsylvania State Senate Districts in 15642
Pennsylvania State House of Representatives Districts in 15642

15642 Weather and Climate Data

Plant Hardiness ZoneZone 6a: -10F to -5F
Average First Frost DateOctober 11 - 20
Average Last Frost DateMay 1 - 10
Koppen-Geiger Climate ZoneDfa - Humid Continental Hot Summers
Ecoregion70b - Monongahela Transition Zone

15642 Annual Climate Data

JanFebMarAprMayJunJulAugSepOctNovDecAnnual
Avg Min Temp (°F)19202837475661605341332440
Avg Max Temp (°F)36405061718083827564524161
Avg Precip (In.)2.732.423.333.324.023.974.153.813.552.523.292.8740

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