Newburg is a borough in Cumberland County, Pennsylvania, United States.

Pennsylvania Route 696 crosses PA 641 on the west side of town and leads south 6 miles (10 km) to Shippensburg.

According to the U.S. Census Bureau, the borough has a total area of 0.19 square miles (0.48 km2), all land.

The racial makeup of the borough was 97.04% White, 2.69% Native American, and 0.27% from two or more races.

18.3% of all households were made up of individuals, and 7.7% had someone living alone who was 65 years of age or older.