Marengo

A city in McHenry County, Illinois — population 7,377 as of 2020.

Open the map Official city site

Tonight 42°F Mostly Clear then Patchy Fog

Saturday 66°F Patchy Fog then Sunny

Saturday Night 47°F Partly Cloudy1% precip

Sunday 70°F Sunny

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Marengo by the numbers

Population 7,377Population figure, 2020

Households & income

Area: 8.9 sq mi (23.06 km²)
Median age: 31.9
Households: 2,719
Persons per household: 2.6
Median house value: $229,900

2020–2024 ACS

Municipal office

Office: ASST. TREASURER
Address: 132 E PRAIRIE ST, MARENGO, IL 60152

Municipal record

Official city site Map

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Marengo by the numbers