|Official name: Borough of Parkesburg|
|Elevation||528 ft (161 m)|
|Area||1.2 sq mi (3 km2)|
|- land||1.2 sq mi (3 km2)|
|- water||0 sq mi (0 km2)|
|Density||2,994.2 / sq mi (1,156 / km2)|
|Mayor||John P. Hagan, II|
|- summer (DST)||EDT (UTC-4)|
Parkesburg was first known as the Fountain Inn, a tavern built ca. 1734. The inn ceased operation as a tavern around 1836 and became Parkesburg's first post office. In 1872, the Pennsylvania legislature authorized the formation of Parkesburg Borough (from Sadsbury Township). The town was named after noted politician John G. Parke. Today, the Fountain Inn is a private residence.
Parkesburg is located at (39.959066, -75.920447).
According to the United States Census Bureau, the borough has a total area of 1.2 square miles (3.1 km2), all of it land.
As of the census of 2000, there were 3,373 people, 1,243 households, and 870 families residing in the borough. The population density was 2,706.8 people per square mile (1,041.9/km²). There were 1,321 housing units at an average density of 1,060.1 per square mile (408.0/km²). The racial makeup of the borough was 90.93% White, 6.88% African American, 0.15% Native American, 0.15% Asian, 0.03% Pacific Islander, 1.13% from other races, and 0.74% from two or more races. Hispanic or Latino of any race were 3.77% of the population.
There were 1,243 households out of which 38.5% had children under the age of 18 living with them, 54.9% were married couples living together, 10.5% had a female householder with no husband present, and 30.0% were non-families. 26.4% of all households were made up of individuals and 13.9% had someone living alone who was 65 years of age or older. The average household size was 2.70 and the average family size was 3.29.
In the borough the population was spread out with 29.7% under the age of 18, 7.7% from 18 to 24, 31.8% from 25 to 44, 17.5% from 45 to 64, and 13.4% who were 65 years of age or older. The median age was 35 years. For every 100 females there were 93.0 males. For every 100 females age 18 and over, there were 87.9 males.
The median income for a household in the borough was $44,934, and the median income for a family was $55,726. Males had a median income of $38,482 versus $28,262 for females. The per capita income for the borough was $19,080. About 4.6% of families and 7.5% of the population were below the poverty line, including 11.0% of those under age 18 and 8.6% of those age 65 or over.