During World War II, he served in the United States Army Air Corps.

[3] Broomfield was a member of the Michigan State House of Representatives, 1949–1954, serving as speaker pro tempore in 1953.

During his years of service in the House, Broomfield garnered praise from both sides of the aisle for his ethics, honesty and statesmanship.

[9][10] After retirement in 1993, Broomfield started a foundation that supports various charities in southeast Michigan, including the efforts to cure cancer, spina bifida and Alzheimer's, and the Salvation Army.

[11] Broomfield's wife Jane died on March 21, 2013, at the age of 97, due to heart failure.