Career
He was the uncle of Frederick R. Lehlbach, who represented the state in Congress from 1915 to 1937. He attended the public schools and became a civil engineer Lehlbach was elected as a Republican to the Forty-ninth, Fiftieth, and Fifty-first Congresses, serving in office from March 4, 1885 to March 3, 1891, but was not a candidate for renomination in 1890.
After leaving Congress, he resumed the practice of his profession as a civil engineer in Newark, and was Sheriff of Essex County, New Jersey from 1893 to 1896.
He died in Newark, on January 11, 1904. He was interred Fairmount Cemetery in Newark.