Summerfield Map
Summerfield is a village in St. Clair County, Illinois, United States. The population was 472 at the 2000 census.
Summerfield is located at 38°35?49?N 89°45?4?W / 38.59694°N 89.75111°W / 38.59694; -89.75111 (38.596948, -89.751171).
According to the United States Census Bureau, the village has a total area of 0.4 square miles (1.1 km²), all of it land.
Nearby cities include Highland, Troy, Germantown, Breese, Marine.