In July 1906, he was appointed member of the Police Commission of San Francisco by Mayor Eugene Schmitz, but resigned during his term, in March 1907, to work as a civil lawyer. In 1912, Creswell was a delegate from California to the Democratic National Convention of that year. At the Convention, he was a member of the Credentials Committee as well. Creswell died in San Francisco on December 29, 1914 at the age of 64. He was married to Lucy Crittenden Nesbitt and they got two children, Harry and Gertrude. Also, Creswell had been a member of the Pacific-Union Club and the Southern Club of San Francisco.