Ranking of Mercer 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 Mercer County, IL cities and places, Balance of Mercer County had the highest population (6.81K), followed by Aledo city (3.62K), and Viola village (868).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Mercer 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 Mercer County, IL Cities and Places By Population in 2020
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Balance of Mercer County | 6807 |
| 2 | Aledo city | 3618 |
| 3 | Viola village | 868 |
| 4 | Matherville village | 706 |
| 5 | Sherrard village | 693 |
| 6 | Windsor village | 665 |
| 7 | New Boston city | 612 |
| 8 | Keithsburg city | 545 |
| 9 | Joy village | 370 |
| 10 | Alexis village (pt.) | 341 |
| 11 | Seaton village | 213 |
| 12 | North Henderson village | 162 |
| 13 | Reynolds village (pt.) | 32 |