Coalport is a borough in Clearfield County, Pennsylvania, United States. The population was 523 at the 2010 census.
Coalport is located in southern Clearfield County at 40°44′53″N 78°32′04″W, on the east side of Clearfield Creek, a north-flowing tributary of the West Branch Susquehanna River. Pennsylvania Route 53 passes through the borough, leading north 2 miles (3 km) to Irvona and south 2 miles (3 km) to Flinton in Cambria County.
According to the United States Census Bureau, Coalport has a total area of 0.38 square miles (0.98 km2), of which 0.004 square miles (0.01 km2), or 1.45%, is water.
As of the census of 2000, there were 490 people, 223 households, and 132 families residing in the borough. The population density was 1,273.9 people per square mile (497.9/km2). There were 260 housing units at an average density of 675.9 per square mile (264.2/km2). The racial makeup of the borough was 98.57% White, 1.02% Asian, 0.20% from other races, and 0.20% from two or more races. Hispanic or Latino of any race were 0.20% of the population.
There were 223 households, out of which 21.1% had children under the age of 18 living with them, 45.7% were married couples living together, 9.0% had a female householder with no husband present, and 40.8% were non-families. 36.8% of all households were made up of individuals, and 15.7% had someone living alone who was 65 years of age or older.