He graduated from Union College in 1824. Then he studied law in Waterford, New York, and Hudson, New York, and the Litchfield Law School. He was admitted to the bar in 1828, and commenced practice in Livingston, New York. He was District Attorney of Columbia County from 1832 to 1843. In 1838, he removed to Hudson, New York, the county seat.
He was a justice of the New York Supreme Court (1st District) from 1858 to 1871, and was ex officio a judge of the New York Court of Appeals in 1862 and 1870. He was a judge of the New York City Court of General Sessions from 1872 to 1878. Afterwards he resumed the practice of law.
He was buried at the Woodlawn Cemetery, Bronx.
- United States Congress. "Josiah Sutherland (id: S001084)". Biographical Directory of the United States Congress.
- The New York Civil List compiled by Franklin Benjamin Hough (pages 350 and 372; Weed, Parsons and Co., 1858)
-  Court of Appeals judges
|United States House of Representatives|
Peter H. Silvester
|Member of the U.S. House of Representatives
from New York's 11th congressional district
Theodoric R. Westbrook