Prompton is a borough that is located in Wayne County, Pennsylvania, United States.

As of the census[7] of 2010, there were 250 people, 104 households, and 68 families living in the borough.

There were 111 housing units at an average density of 69.4 per square mile.

At the time of the 2000 census, there were 243 people, 103 households, and 71 families living in the borough.

There were 112 housing units at an average density of 70.2 per square mile (27.1/km2).

The racial makeup of the borough was 98.77% White, 0.82% Asian, and 0.41% from two or more races.

For every one hundred females who were aged eighteen or older, there were 84.8 males.