A Irwin

51.5% are female
48.5% are male

48.5% of residents in ZIP 15601 are male and 51.5% are female. 50.6% of residents are married and 10.7% are divorced. 30.7% have never been married. 8.1% are widowed. The average size of resident families is 2.8.

1.2% report being Hispanic

93.6% of residents in ZIP 15601 report their race as White. 2% report their race as Black or African American. 0.9% report their race as Asian. 0.1% report their race as American Indian and Alaska Native. 0% report their race as Native Hawaiian and Other Pacific Islander. 0.3% report their race as Some other race. 3.1% report their race as Two or more races. 1.2% report being Hispanic. Note: Hispanic is considered to be an ethnicity and not a race.

42% have a Science and Engineering degree

4% of residents in ZIP 15601 have less than a high school education. 31.1% have a high school diploma but no more. 27.2% of residents have some college but no more. 23.7% have a bachelor's degree (or equivalent) but no more. 13.9% have a graduate degree. 42% have a Bachelor's degree or higher in a Science and Engineering (or related) field.

Median household income: 64278
53.1% have two income earners
29.7% of households earn $100,000+

Median household income in ZIP 15601 is $64278 with 53.1% of families having two income earners. 29.7% of households earn at least $100,000. 2.9% of households have an income under $5,000, 2.3% from $5,000-$10,000, 4.4% from $10,000-$15,000, 5% from $15,000-$20,000, 3.4% from $20,000-$25,000, 9.4% from $25,000-$35,000, 11.3% from $35,000-$50,000, 17.6% from $50,000-$75,000, 14.1% from $75,000-$100,000, 16.8% from $100,000-$150,000 and 12.9% over $150,000. The median income of individuals is $32847.