ZIP Code 62289
About Summerfield
Summerfield is a village in St. Clair County, Illinois, United States. As of the 2020 census, Summerfield had a population of 347.
From Wikipedia — text licensed CC BY-SA 4.0.
Area Profile
US Census (ACS 5-year · Gazetteer)
385
population
$48,472
median household income
257
people / sq mi
$73,900
median home value
$815
median gross rent
45.6
median age
206
housing units
185
households
1.5
land area (sq mi)