History While platted and settled a few years earlier, "New Jefferson" was organized in the winter of 1855–56 and officially incorporated in January 1872. It began as a farming community and remains so today. The first settlers of the new city were the family of George S. Walton who built there in 1855.Stillman, B.B., Past and Present of Greene County, Iowa, Chicago: S.J. Clarke Publishing Co., 1907 (1979 reprint), 38. During the Civil War, Jefferson as well as Greene County contributed its sons to raising Company H, 10th Iowa Infantry (1861) and Company E, 39th Iowa Infantry (1862). The railway came to Jefferson in the decades after the Civil War. Jefferson's first mayor was Mahlon Head, elected in 1872. Jefferson's library was completed in 1904 through the generosity of the Carnegie library fund. The stretch of Lincoln Highway that runs through Jefferson was completed .
history while platted and settled a few years earlier "new jefferson" was organized in the winter of 1855–56 and officially incorporated in january 1872 it began as a farming community and remains so today the first settlers of the new city were the family of george s walton who built there in 1855stillman bb past and present of greene county iowa chicago sj clarke publishing co 1907 (1979 reprint) 38 during the civil war jefferson as well as greene county contributed its sons to raising company h 10th iowa infantry (1861) and company e 39th iowa infantry (1862) the railway came to jefferson in the decades after the civil war jefferson's first mayor was mahlon head elected in 1872 jefferson's library was completed in 1904 through the generosity of the carnegie library fund the stretch of lincoln highway that runs through jefferson was completed 