Pen Argyl is a very small borough located in the state of Pennsylvania. With a population of 3,484 people and two associated neighborhoods, Pen Argyl is the 429th largest community in Pennsylvania. Much of the housing stock in Pen Argyl was built prior to World War II, making it one of the older and more historic boroughs in the country.

Being a small borough, Pen Argyl does not have a public transit system used by locals to get to and from work.

The education level of Pen Argyl citizens is a little higher than the average for US cities and towns: 23.10% of adults in Pen Argyl have at least a bachelor's degree.

The per capita income in Pen Argyl in 2022 was $37,680, which is middle income relative to Pennsylvania and the nation. This equates to an annual income of $150,720 for a family of four. However, Pen Argyl contains both very wealthy and poor people as well.

The people who call Pen Argyl home describe themselves as belonging to a variety of racial and ethnic groups. The greatest number of Pen Argyl residents report their race to be White, followed by Black or African-American. Important ancestries of people in Pen Argyl include Italian, German, Irish, English, and Dutch.

The most common language spoken in Pen Argyl is English. Other important languages spoken here include Italian and Spanish.