 He attended Ellsworth Junior College, the American Institute of Business, and Grinnell College, and was a farmer, banker and former employee at J.C. Penney.Walker served in the House of Representatives as a Republican from 1947 to 1955 (district 63), and in the State Senate from 1955 to 1967 (districts 37 and 35).He married Violet Michaels and with her had three children.