Home and mortgage
Columbia County, OR Property Tax Calculator
Columbia County homeowners pay a median $3,137 a year in property tax, 0.74% of a median $421,600 home: below Oregon's 0.81% and the national 0.94%.
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Property tax in Columbia County by home value, at 0.74%
| Home value | A year | A month |
|---|---|---|
| $210,000 | $1,562 | $130 |
| $320,000 | $2,381 | $198 |
| $420,000 | $3,125 | $260 |
| $630,000 | $4,687 | $391 |
| $840,000 | $6,250 | $521 |
Columbia County against Oregon and the US
| Effective rate | Median tax | Median home value | Median household income | |
|---|---|---|---|---|
| Columbia County | 0.74% | $3,137 | $421,600 | $87,458 |
| Oregon | 0.81% | $3,876 | $477,600 | $83,011 |
| United States | 0.94% | $3,119 | $332,700 | $80,734 |
How this calculator works
Median real estate taxes paid ÷ median home value in Columbia County, from the Census Bureau's American Community Survey 2020–2024 5-year estimates. The calculator starts at the county's median home value and rate.
Questions people ask
What is the property tax rate in Columbia County?
The effective rate is 0.74%: a median $3,137 a year on a median $421,600 home. That's the 11th highest of the 18 Oregon counties we cover.
How much is property tax on a $400,000 house in Columbia County?
About $2,976 a year, $248 a month, at the county's effective rate, before any exemption.
How does Columbia County compare with the rest of Oregon?
Its rate is below the state's 0.81%. Across Oregon, covered counties range from 0.52% to 0.96%.
How do I lower my Columbia County property tax?
Apply for every exemption you qualify for, such as a homestead exemption, and appeal your assessment if it is higher than comparable homes sold nearby; the county assessor explains the deadlines.
Other Oregon counties
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Sources
Updated by the RateHerald team. The maths is tested against worked examples; report a problem.