Hollidaysburg was settled on the Allegheny Portage in 1792, and 100 years later was a bustling borough of more than 4,000 people. It had two large iron furnaces and two rolling mills, as well as machine shops. It was also the county seat of the county of Allegheny, one of the largest in Pennsylvania.
The population of Hollidaysburg, PA is projected to reach 5,611 in 2020. It is located in Blair County, Pennsylvania and has a population of around 5,408. The population of Hollidaysburg is aging. It is primarily white, with a significant number of seniors and middle aged people. It has a low percentage of children under the age of eighteen, and only a small number of single parents. The median house value is $165,800. The median age in Hollidaysburg is 53.2 years old, with a male population of 43.9 years old and a female population of 57.7 years old.
Nearby towns include Altoona, which is the county seat and contains more than half of the county's population. At the time of Hollidaysburg's establishment, Altoona had already become a thriving borough. In addition, electric cars run between six and ten in the evenings, making it possible for residents to get to Altoona in minutes.
Altoona and Hollidaysburg City are served by the Pennsylvania Railroad Company. The first trains came into the city in 1850. They came from the east through Duncansville and Pittsburg. The railroad was primarily a single track. However, the Mountain Division from Altoona west to Hollidaysburg opened in 1854.