In 1912, he was a delegate to the Democratic National Convention.[1] While there, he received a few votes for the vice presidential nomination.[3] In 1919, he was defeated by George Weems Williams in the primary election for mayor.[3] He was appointed to the Port Development Commission by Mayor Broening.[3] He was later appointed chairman of the Commission by Mayor Jackson.[2] He ran again for mayor in the 1923 election under an independent ticket and lost again. He then chose to withdraw from political life.[3]
Preston served as the 32nd President General of the Sons of the American Revolution.[1] He was the first president and then vice president of Calvert Bank. He was also the president of Jones Falls Improvement Association.[1]
Personal life
Preston married Helen Fiske Jackson, daughter of Wilbur F. Jackson and niece of Elihu Emory Jackson, on November 14, 1894. Together, they had two sons and three daughters: Wilbur, James, Alice, Helen and Mary.[1][3][4]
His brother was Walter W. Preston, an associate judge of the third judicial court.[2] He was friends with John Mahon.[3]