|Borough of Glenolden|
|Elevation||92 ft (28 m)|
|Area||1.0 sq mi (2.6 km2)|
|- land||1.0 sq mi (3 km2)|
|- water||0.0 sq mi (0 km2), 0%|
|Density||7,673.6 / sq mi (2,962.8 / km2)|
|- summer (DST)||EDT (UTC-4)|
Glenolden is located at (39.898812, -75.292456).
According to the United States Census Bureau, the borough has a total area of 1.0 square mile (2.6 km2), all of it land.
As of the census of 2000, there were 7,476 people, 3,058 households, and 1,871 families residing in the borough. The population density was 7,673.6 people per square mile (2,975.8/km²). There were 3,198 housing units at an average density of 3,282.5 per square mile (1,272.9/km²). The racial makeup of the borough was 92.28% White, 4.03% African American, 0.04% Native American, 2.38% Asian, 0.01% Pacific Islander, 0.21% from other races, and 1.04% from two or more races. Hispanic or Latino of any race were 1.18% of the population.
There were 3,058 households out of which 28.3% had children under the age of 18 living with them, 44.1% were married couples living together, 12.9% had a female householder with no husband present, and 38.8% were non-families. 33.1% of all households were made up of individuals and 11.5% had someone living alone who was 65 years of age or older. The average household size was 2.43 and the average family size was 3.17.
In the borough the population was spread out with 23.8% under the age of 18, 9.1% from 18 to 24, 31.8% from 25 to 44, 20.6% from 45 to 64, and 14.8% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 90.4 males. For every 100 females age 18 and over, there were 88.3 males.
The median income for a household in the borough was $41,189, and the median income for a family was $48,648. Males had a median income of $39,401 versus $29,083 for females. The per capita income for the borough was $20,173. About 3.4% of families and 5.0% of the population were below the poverty line, including 4.6% of those under age 18 and 5.5% of those age 65 or over.
Students living in Glenolden attend classes in the Interboro School District, which consists of Glenolden and its neighboring towns Prospect Park, Norwood, and Tinicum Township. Glenolden School is the home of the borough's public elementary and middle schools. Public school students attend Interboro High School in Prospect Park.
The school district's administration offices are located in Prospect Park.
- Theresa Grentz, former Illinois women's basketball head coach and Women's Basketball Hall of Fame inductee, was born in Glenolden.
- Vince Papale, former member of the Philadelphia Eagles and subject of the movie Invincible, was born in Glenolden.
- Stephenie LaGrossa, Survivor: Palau, Survivor: Guatemala, and Survivor: Heroes vs. Villains contestant, was born in Glenolden.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.