Ranking of Washington County, OR Cities and Places By Population in 2020
Updated on August 17, 2024.
Based on the US Census Vintage data estimates, in 2020, among all Washington County, OR cities and places, Balance of Washington County had the highest population (240.52K), followed by Hillsboro city (106.99K), and Beaverton city (97.51K).
The chart below shows the top 10 cities and places, and the table below shows the ranking of all Washington 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).
See this for other years:
Ranking of Washington County, OR Cities and Places By Population in 2020
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| Rank | City or Place | Population |
|---|---|---|
| 1 | Balance of Washington County | 240520 |
| 2 | Hillsboro city | 106990 |
| 3 | Beaverton city | 97510 |
| 4 | Tigard city | 55017 |
| 5 | Forest Grove city | 26231 |
| 6 | Tualatin city (pt.) | 24735 |
| 7 | Sherwood city | 20424 |
| 8 | Cornelius city | 12792 |
| 9 | King City city | 5176 |
| 10 | North Plains city | 3443 |
| 11 | Wilsonville city (pt.) | 2139 |
| 12 | Durham city | 1941 |
| 13 | Banks city | 1839 |
| 14 | Portland city (pt.) | 1648 |
| 15 | Gaston city (pt.) | 672 |
| 16 | Rivergrove city (pt.) | 46 |
| 17 | Lake Oswego city (pt.) | 7 |