Masontown is a borough in Fayette County, Pennsylvania. The population was 3,611 at the 2000 census.
In 1798 John Mason laid out the town which was then known as Germantown. It was incorporated as a borough March, 1876.
As of the census of 2000, there were 3,611 people, 1,536 households, and 984 families residing in Masontown. The population density was 917.2/km² (2,376.6/mi²). There were 1,701 housing units at an average density of 432.1/km² (1,119.5/mi²). The racial makeup of Masontown was 93.27% White, 5.59% African American, 0.22% Native American, 0.03% Asian, 0.30% from other races, and 0.58% from two or more races. Hispanic or Latino of any race were 0.22% of the population.
There were 1,536 households out of which 27.6% had children under the age of 18 living with them, 44.5% were married couples living together, 15.8% had a female householder with no husband present, and 35.9% were non-families. 33.1% of all households were made up of individuals and 20.4% had someone living alone who was 65 years of age or older. The average household size was 2.32 and the average family size was 2.90.
Masontown’s population was spread out with 23.0% under the age of 18, 7.8% from 18 to 24, 23.2% from 25 to 44, 23.1% from 45 to 64, and 22.9% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 83.1 males. For every 100 females age 18 and over, there were 77.2 males.
The median income for a household in Masontown was $24,049, and the median income for a family was $27,609. Males had a median income of $35,948 versus $18,194 for females. The per capita income for the borough was $13,875. About 19.7% of families and 25.2% of the population were below the poverty line, including 37.2% of those under age 18 and 16.6% of those age 65 or over.