Pennsylvania's 30th congressional district was one of Pennsylvania's districts of the United States House of Representatives.
From 1903 to 1923 the district was located around Pittsburgh, Pennsylvania. From 1923 to 1933 the district was located around Bethlehem, Pennsylvania. From 1943 to 1955 the district was located west of Pittsburgh, Pennsylvania.
This district was created in 1903. The district was eliminated in 1963.