He served as a Pittsburgh City Councilman until 1949. Also in 1949, he switched parties to turn Republican, and became the State GOP committeeman from Mount Washington, Pennsylvania, from early 1950 until 1966.
McArdle died in 1967, aged 64, and was interred at the Roman Catholic Calvary Cemetery, Pittsburgh, Pennsylvania.
- United States Congress. "Joseph A. McArdle (id: M000297)". Biographical Directory of the United States Congress.
- The Political Graveyard
|U.S. House of Representatives|
| Member of the U.S. House of Representatives
from Pennsylvania's 33rd congressional district
Elmer J. Holland