Pitcairn operates its own power distribution system and municipally owned cable television system.
Pitcairn was the birthplace of bandleader Ted Weems and of musical instrument maker Carl Thompson, as well as early NFL football player Harry Robb. In 1971 the first Fox's Pizza Den was opened on Broadway Blvd. in Pitcairn. It remains open to this day.
Pitcairn Yard, which opened in 1892 and was for many decades a major switching yard of the Pennsylvania Railroad, later the Penn Central Railroad and Conrail, is now, since the 1990s, an intermodal freight transport yard for the Norfolk Southern Railway, where containers are taken off trains and transferred to trucks for delivery, or from trucks to trains.
As of the census of 2000, there were 3,689 people, 1,675 households, and 911 families residing in the borough. The population density was 6,892.2 people per square mile (2,637.6/km). There were 1,901 housing units at an average density of 3,551.7/sq mi (1,359.2/km). The racial makeup of the borough was 98.10% White, 0.43% African American, 0.11% Native American, 0.41% Asian, 0.05% from other races, and 0.89% from two or more races. Hispanic or Latino of any race were 0.54% of the population.
There were 1,675 households out of which 24.7 percent had children under the age of eighteen living with them, 35.9 percent were married couples living together, 13.8 percent had a female householder with no husband present, and 45.6 percent were non-families. Of all households, 39.3 percent were made up of individuals, and 14.6 percent had someone living alone who was sixty-five years of age or older. The average household size was 2.20 and the average family size was 2.98.
In the borough the population was spread out with 22.2 percent under the age of eighteen, 9.8 percent from eighteen to twenty-four, 30.7 percent from twenty-five to forty-four, 21.3 percent from forty-five to sixty-four, and 16 percent who were sixty-five years of age or older. The median age was thirty-seven years. For every 100 females there were 90.9 males. For every 100 females age eighteen and over, there were 90.4 males.
The median income for a household in the borough was $25,688, and the median income for a family was $34,226. Males had a median income of $30,637 versus $21,312 for females. The per capita income for the borough was $14,785. About 7.2 percent of families and 12 percent of the population were below the poverty line, including 13.6 percent of those under age eighteen and 12.0 percent of those age sixty-five or over.