Ranking of Rock County, WI Cities and Places By Population in 2020
Updated on August 17, 2024.
Based on the US Census Vintage data estimates, in 2020, among all Rock County, WI cities and places, Janesville city had the highest population (65.67K), followed by Balance of Rock County (39.61K), and Beloit city (36.68K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Rock cities and places.
You can see similar information for other Wisconsin counties. You can also see the ranking of all cities and places in Wisconsin.
Data Source: US Census Bureau (Vintage).
See this for other years:
Ranking of Rock County, WI Cities and Places By Population in 2020
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Janesville city | 65670 |
| 2 | Balance of Rock County | 39614 |
| 3 | Beloit city | 36677 |
| 4 | Edgerton city (pt.) | 5791 |
| 5 | Evansville city | 5741 |
| 6 | Milton city | 5725 |
| 7 | Clinton village | 2215 |
| 8 | Orfordville village | 1467 |
| 9 | Footville village | 773 |
| 10 | Brodhead city (pt.) | 85 |