Marengo, Illinois

Marengo: City in McHenry County, Illinois, United States


Marengo is a city located in the county of McHenry in the U.S. state of Illinois. Its population at the 2010 census was 7,648 and a population density of 969 people per km². After 10 years in 2020 city had an estimated population of 7,377 inhabitants.

The city was created 189 years ago in 1834.

Marengo locator map
Location of Marengo on Illinois map.

Quick Facts about Marengo

Population : 7,377 (2020)
Country : United States of America
State : Illinois (United States)
County : McHenry County
Postal code : 60152
Phone Area Codes : 815
Area : 7.89 km2
Altitude : 833 feet / 254 meters
Establishment : January 01, 1835 (189 years ago)
Time Zone : America/Chicago
Local time : 20:07:34 (13th July 2024)
Density : 935 Pop. per km² as of 2020
Population growth : -3.67% (2010-2020)
Marengo Illinois1 image
Marengo Illinois1
Marengo Illinois1 image


Marengo is located at 42°14'55"N 88°36'30"W (42.2486300, -88.6084300).

Marengo map


According to census records, the population of Marengo decreased by 3.67% in 10 years.

Year Population % Change Method
2010 7,648 - census
2011 7,643 -0.07% estimation process
2012 7,617 -0.34% estimation process
2013 7,570 -0.62% estimation process
2014 7,542 -0.37% estimation process
2015 7,516 -0.35% estimation process
2016 7,478 -0.51% estimation process
2017 7,468 -0.13% estimation process
2018 7,469 0.01% estimation process
2019 7,435 -0.46% estimation process
2020 7,377 -0.79% estimation process

Marengo zip code is 60152. County name: McHenry, County fips: 17111

Marengo, Pleasant Grove, marngw aylynwy, marynghw, myarengo, Маренго, Маренґо, مارنگو، الینوائے, مارنگو، ایلینوی, مارينغو, म्यारेंगो

People born in Marengo (7)

People born in Marengo, including songwriter and pianist Egbert Van Alstyne, baseball player and coach Carl Lundgren, lawyer and chairman David Boies, .


  • Jerrell Jackson (American football player) he was born in 06/02/1990
  • Philip Leo Sullivan (United States federal judge) he was born in 02/10/1889
  • Edward Cornes (American missionary) he was born in 01/01/1840
  • William A. Bostick (artist and art museum administrator) he was born in 21/02/1913

Schools in Marengo

College & universities near Marengo, IL

Code Name City ZIP
147004 McHenry County College Crystal Lake (IL) 60012-2761

Stations (19)

Amtrak & bus stations near Marengo, IL

Code Name Address Type
RCK Rockford, Illinois 7559 Walton St. BUS
BET South Beloit, Illinois 15766 Manchester Road BUS
JVL Janesville, Wisconsin 3120 North Pontiac Drive BUS
PLO Plano 101 West Main Street RAIL
NPV Naperville 105 E. Fourth Ave. RAIL

Post offices near Marengo

Post Office Name City ZIP
Mareng Post Office Marengo (IL) 60152

Other places with the same name (6)

  • Marengo , Iowa town and county of Iowa County, Iowa, United States with a population of 2,466 people.
  • Marengo , Michigan township in Calhoun County, Michigan with a population of 2,223 people.
  • Marengo , Indiana human settlement in Crawford County, Indiana, United States of America with a population of 808 people.
  • Marengo , Wisconsin civil town in Ashland County, Wisconsin with a population of 373 people.
  • Marengo , Ohio human settlement in Morrow County, Ohio, United States of America with a population of 341 people.

Other cities in McHenry County

Cities, towns, neighborhoods & other populated places in McHenry County , IL. (more)

City Name Population Title
Crystal Lake 39,642 City located in McHenry County, Illinois, USA
Algonquin 30,730 Village in Illinois
Lake in the Hills 28,345 Village in Illinois
Huntley 27,256 Village in McHenry and Kane counties, Illinois, United States
McHenry 27,100 City in Illinois
Cary 17,929 Village in Illinois, United States
Harvard 8,979 Private research university in Cambridge, Massachusetts, United States
Chemung 8,702 Township in McHenry County, Illinois
Johnsburg 6,310 Village in United States of America
Lakemoor 5,912 City in Illinois, United States of America
Spring Grove 5,679 City in Houston County, Minnesota, United States
Fox River Grove 4,518 City in United States of America
Lawrence 4,380 Township in Lawrence County, Illinois
Wonder Lake 3,837 Human settlement in Illinois, United States of America
Pistakee Highlands 3,454 Census designated place
Coral 3,416 Human settlement in Illinois, United States of America

Distance to Other Cities

Marengo distances to largest Illinois cities