Ranking of Monroe County, IL Cities and Places By Population in 2020
Updated on August 16, 2024.
Based on the US Census Vintage data estimates, in 2020, among all Monroe County, IL cities and places, Balance of Monroe County had the highest population (11.28K), followed by Waterloo city (11.01K), and Columbia city (pt.) (10.84K).
The chart below shows the top 8 cities and places, and the table below shows the ranking of all Monroe cities and places.
You can see similar information for other Illinois counties. You can also see the ranking of all cities and places in Illinois.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Monroe County, IL Cities and Places By Population in 2020
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Balance of Monroe County | 11282 |
| 2 | Waterloo city | 11005 |
| 3 | Columbia city (pt.) | 10835 |
| 4 | Valmeyer village | 1228 |
| 5 | Hecker village (pt.) | 428 |
| 6 | Maeystown village | 149 |
| 7 | Fults village | 26 |
| 8 | Dupo village (pt.) | 0 |