Career
From 1947 to 1949 he was the 56th Lieutenant Governor of Massachusetts. He was the Republican nominee for Governor in 1950. A fourth cousin to President Calvin Coolidge, he was also a ninth generation descendent of Governor William Bradford of Plymouth Colony.
Coolidge is buried in Forest Glen Cemetery, Reading, Massachusetts.
The Arthur West. Coolidge Middle School, formerly Junior High School, was named in his honor.
Membership
Born in Cumberland County, Maine, Coolidge worked as a lawyer before becoming a member of the Massachusetts House of Representatives (1937–1940) and of the Massachusetts State Senate (1941–1946). He was a Republican and a Unitarian, a Freemason, serving as Grand Master of Masons (1943–1944) and a member of the American Bar Association and Theta Delta Chirurgical In 1951 he was elected as a member of the Massachusetts Society of the Sons of the American Revolution.