About This Place
Winfield is a city in Lincoln County, Missouri, United States. The population was 723 at the 2000 census.
Winfield is located at 38°59′47″N 90°44′24″W / 38.99639°N 90.74°W / 38.99639; -90.74 (38.996469, -90.739898).
According to the United States Census Bureau, the city has a total area of 0.6 square miles (1.5 km²), all of it land.