Geigertown is an unincorporated community in Berks County, Pennsylvania, United States. Its elevation is 397 feet (121 m), and it is located at (40°12′9″N75°50′11″W) (40.2025950, -75.8363155). Geigertown is located within both Union Township and Robeson Township along Hay Creek Road (Former PA State Route 82) from Geigertown Road to Fire Tower Road. It is also the home of the world famous Geigertown Central Railroad Museum right off of Geigertown Road.