The Redfields exchanged their small property in Suffield for 200 acres (0.81 km2) of land in the Town of Farmington (in that part that was later separated as Manchester, Ontario County, New York) and moved to the West in 1800.

[1] During the War of 1812, he enlisted as a private and fought in the Battle of Queenston Heights, and in November 1813 at Fort George, Ontario where he received from the commanding general William Henry Harrison a brevet for gallant services.

He was a member of the New York State Senate from 1823 to 1825, representing the eighth district which consisted of Allegany, Cattaraugus, Chautauqua, Erie, Genesee, Livingston, Monroe, Niagara and Steuben counties.

[2] In 1826, he was offered the position of Special Counsel to the New York State Attorney General for the trials against the abductors of William Morgan, but declined, recommending John Canfield Spencer who was chosen.

On May 9, 1835, Redfield was elected a Canal Commissioner by the New York State Legislature to fill the vacancy caused by the resignation of Michael Hoffman, but he declined to take office.