Harrisburg is a very small city located in the state of Arkansas. With a population of 2,209 people and two associated neighborhoods, Harrisburg is the 145th largest community in Arkansas.

The percentage of people in Harrisburg with college degrees is quite a bit lower than the national average for cities and towns of 21.84%: just 11.09% of people over 25 have a bachelor's degree or advanced degree.

The per capita income in Harrisburg in 2022 was $22,944, which is lower middle income relative to Arkansas, and low income relative to the rest of the US. This equates to an annual income of $91,776 for a family of four. However, Harrisburg contains both very wealthy and poor people as well.

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

The most common language spoken in Harrisburg is English. Other important languages spoken here include Spanish and Greek.