Essex, IL Demographics
Essex, IL is the 742nd most populous of 1464 cities in Illinois, with 841 residents across 2 square miles. That is about 361 people per square mile.
At the 2020 census
| Population | 841 |
|---|---|
| Land area | 2 sq mi |
| Density | 361 / sq mi |
Data: 2020 Decennial Census · land area from Census TIGER/Line
How Essex, IL compares to the US
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About this page
City statistics cover the municipal boundary only, not the wider metro area.
Figures come from the 2020 census and the American Community Survey, compared against national averages.