Wilkinsburg, PA has a population of 15,797 and is the 2,710th largest city in the United States. The population density is 7,017 per sq mi which is 2432% higher than the Pennsylvania average and 7645% higher than the national average. The median age in Wilkinsburg is 39 which is approximately 3% lower than the Pennsylvania average of 41. In Wilkinsburg, 32% of the population over 15 years of age are married, 96% speak English and 2% speak Spanish. 78% of Wilkinsburg residents were born in Pennsylvania, 19% were born out of state, 1% were born outside of the United States and 2% were foreign born.