Riley, Illinois

Riley, Illinois
Riley
Riley
Coordinates: 42°11′29″N 88°37′57″W / 42.19139°N 88.63250°W / 42.19139; -88.63250
Country United States
State Illinois
CountyMcHenry
TownshipRiley
Area
  Total
0.18 sq mi (0.46 km2)
  Land0.18 sq mi (0.46 km2)
  Water0.00 sq mi (0.00 km2)
Elevation
807 ft (246 m)
Population
 (2020)
  Total
10
  Density56.50/sq mi (21.80/km2)
Time zoneUTC-6 (Central (CST))
  Summer (DST)UTC-5 (CDT)
Area code(s)815 & 779
GNIS feature ID423120

Riley, elevation 807 feet (246 m), is an unincorporated community and census-designated place in McHenry County, Illinois, United States. It was named a CDP before the 2020 census, at which time it had a population of 10.