Gillespie, Illinois

Gillespie, Illinois
Downtown Gillespie
Location in Macoupin County, Illinois
Gillespie
Location in the United States
Coordinates: 39°07′33″N 89°48′54″W / 39.12583°N 89.81500°W / 39.12583; -89.81500
CountryUnited States
StateIllinois
CountyMacoupin
TownshipsGillespie, Cahokia
Incorporated1853
Area
  Total
1.48 sq mi (3.8 km2)
  Land1.48 sq mi (3.8 km2)
  Water0.00 sq mi (0.0 km2)
Elevation
659 ft (201 m)
Population
 (2020)
  Total
3,168
  Density2,140.5/sq mi (826.5/km2)
Time zoneUTC-6 (CST)
  Summer (DST)UTC-5 (CDT)
ZIP code
62033
Area code217
FIPS code17-29236
GNIS feature ID2394896

Gillespie is a city in Macoupin County, Illinois, United States, and part of the Metro East region of the St. Louis metropolitan area. The population was 3,168 at the 2020 census.