County
· Oregon
Columbia County
Columbia County is one of the 36 counties in the U.S. state of Oregon. As of the 2020 census, the population was 52,589. The county seat is St. Helens.
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Cities and towns 7
Reference data (Census of Governments 2022)
- Census ID (PID6)
- 173611
- FIPS state
- 41
- FIPS county
- 009
- FIPS place
- 99009
- Census record name
- COUNTY OF COLUMBIA
- Mailing address
- 230 STRAND ST, SAINT HELENS 97051