Ranking of Columbia, OR Cities and Places By population in 2020
Updated on June 27, 2025.
Based on the US Census Vintage data estimates, in 2020, among all Columbia, OR cities and places, Balance of Columbia County had the highest population (22.75K), followed by St. Helens city (13.91K), and Scappoose city (8.02K).
The chart below shows the top 8 cities and places, and the table below shows the ranking of all Columbia cities and places.
You can see similar information for other Oregon counties. You can also see the ranking of all cities and places in Oregon.
Data Source: US Census Bureau (Vintage).
Ranking of Columbia, OR Cities and Places By population in 2020
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Balance of Columbia County | 22748 |
| 2 | St. Helens city | 13905 |
| 3 | Scappoose city | 8019 |
| 4 | Vernonia city | 2380 |
| 5 | Columbia City city | 1954 |
| 6 | Rainier city | 1907 |
| 7 | Clatskanie city | 1722 |
| 8 | Prescott city | 81 |