The data relating to real estate for sale on this web site comes in part from the IDX Program of the West Penn MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Copyright 2026 West Penn Multi-List™. All rights reserved.
Allison Park is located in Pennsylvania. Allison Park, Pennsylvania has a population of 23,160. Allison Park is more family-centric than the surrounding county with 33.62% of the households containing married families with children. The county average for households married with children is 27.79%.
The median household income in Allison Park, Pennsylvania is $89,200. The median household income for the surrounding county is $66,659 compared to the national median of $69,021. The median age of people living in Allison Park is 43.9 years.
The average high temperature in July is 82.5 degrees, with an average low temperature in January of 20.1 degrees. The average rainfall is approximately 39.3 inches per year, with 32.8 inches of snow per year.
