Career
He was elected to a full term in 1953 representing Essex County, but was not a candidate for re-election in 1955. He left the Republican Party in 1961 to run as a Conservative candidate for Governor. He received 5,820 votes (027%) of the vote.
He later served as President of the New Jersey Conservative Club.
In a speech to the Central New Jersey Conference of Conservatives in 1962, Metzger said: "You will have to decide which is more important, your party tag or your principles -- your party label or your freedom and principles of life and government." Metzger urged conservatives not to vote for Republican candidates that failed to adhere to conservative principles, but instead write in the names of a better candidate. Metzger was born in Philadelphia.