Wonder Lake
A village in McHenry County, Illinois — population 3,837 as of 2020.
Home city
My cities
Cities
stops being your city.
Wonder Lake takes over news, events and the map.
Today
67°F
Sunny
Tonight
47°F
Partly Cloudy then Slight Chance Rain Showers16% precip
Sunday
70°F
Mostly Sunny8% precip
Sunday Night
42°F
Mostly Clear
As of Oct 3, 12:13 PM UTC — the forecast service is catching up.
In and around Wonder Lake
See & do
Eat, drink & stay
Musicians & bands near Wonder Lake →
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Wonder Lake changes faster than we can keep up.
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Wonder Lake by the numbers
Population
3,837Population figure, 2020
Households & income
- Area
- 4.96 sq mi (12.86 km²), 1.16 sq mi water
- Median age
- 33.8
- Households
- 1,639
- Persons per household
- 2.6
- Median household income
- $94,655
- Median house value
- $252,200
Municipal office
- Office
- ACCOUNTANT
- Address
- 4444 THOMPSON RD, WONDER LAKE, IL 60097