McHenry

A city in McHenry County, Illinois — population 27,100 as of 2020.

Open the map Official city site

Tonight 42°F Mostly Clear

Saturday 66°F Sunny

Saturday Night 48°F Partly Cloudy2% precip

Sunday 70°F Sunny

In and around McHenry

1327 places

McHenry changes faster than we can keep up.

Something opened, closed or moved? Tell us and we'll put it right. Our editors review submissions before they publish — you'll need an account with access to send one.

Add a place Add an event Suggest a group

McHenry by the numbers

Population 27,100Population figure, 2020

Households & income

Area: 14.57 sq mi (37.73 km²), 0.42 sq mi water
Median age: 43.9
Households: 11,897
Persons per household: 2.3
Median household income: $86,315
Median house value: $266,500

2020–2024 ACS

Municipal office

Office: FINANCE & ACCOUNTING MANAGER
Address: 333 S GREEN ST, MCHENRY, IL 60050

Municipal record

Official city site Map

Photo: Dwatling98 · CC BY-SA 4.0

In and around McHenry

See & do

Eat, drink & stay

Shops & services

Everything else

McHenry by the numbers