Marengo, Illinois

Marengo
Buildings in downtown Marengo.
Motto: 
Home of Settlers Days
Location of Marengo in McHenry County, Illinois.
Coordinates: city_region:US-IL 42°15′03″N 88°36′50″W / 42.25083°N 88.61389°W / 42.25083; -88.61389
CountryUnited States
StateIllinois
CountyMcHenry
TownshipMarengo, Seneca, Coral, Riley
Founded1835
Area
 • Total
8.90 sq mi (23.06 km2)
 • Land8.90 sq mi (23.06 km2)
 • Water0 sq mi (0.00 km2)
Elevation
804 ft (245 m)
Population
 (2020)
 • Total
7,568
 • Density850.2/sq mi (328.25/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP Code
60152
Area codes815/779
FIPS code17-46786
GNIS feature ID2395004
Websitewww.cityofmarengo.com

Marengo is a city in McHenry County, Illinois, United States on the Kishwaukee River. It lies approximately 60 miles west northwest of Chicago and approximately 30 miles east of Rockford. Per the 2020 census, the population was 7,568.