Freeburg is a borough in Snyder County, Pennsylvania, United States. The population was 575 at the 2010 census.
According to the United States Census Bureau, the borough has a total area of 0.3 square miles (0.78 km2), all of it land.
Freeburg is surrounded by Washington Township.
As of the census of 2000, there were 584 people, 242 households, and 171 families residing in the borough. The population density was 2,066.6 people per square mile (805.3/km2). There were 248 housing units at an average density of 877.6 per square mile (342.0/km2). The racial makeup of the borough was 99.32% White, 0.34% African American, 0.17% Asian, and 0.17% from two or more races.
There were 242 households, out of which 28.5% had children under the age of 18 living with them, 56.2% were married couples living together, 7.4% had a female householder with no husband present, and 29.3% were non-families. 26.9% of all households were made up of individuals, and 15.3% had someone living alone who was 65 years of age or older.