Foulkes was born in Chicago, Illinois and attended the public schools of Chicago. He graduated from the law department of Lake Forest University, Chicago, in 1900. He was admitted to the bar the same year and commenced practice in the United States Treasury Department. He was special agent of the U.S. Treasury Department in charge of field service at New York City, El Paso, Texas, St. Paul, Minnesota, and Minneapolis, Minnesota, 1900-19. He moved to Hartford, Michigan, in 1920 and engaged in agricultural pursuits. He was a delegate to the Democratic state conventions in 1924, 1926, and 1928.
In 1932, Foulkes defeated incumbent Republican John C. Ketcham to be elected as a Democrat from Michigan's 4th congressional district to the United States House of Representatives for the 73rd Congress, serving from March 4, 1933 to January 3, 1935. He was nominated for Governor of Michigan by the Farmer-Labor Party in 1934, but declined. He was an unsuccessful candidate for reelection in 1934 to the 74th Congress.
He resumed agricultural pursuits and engaged as an author and in farm-organization work. He died in Hartford and is interred in Hartford Cemetery.
|U.S. House of Representatives|
John C. Ketcham
| United States Representative for the 4th Congressional District of Michigan
Clare E. Hoffman