Columbia County Public Records
| About Columbia County | |
| Land Area: | 868.81 Square Miles |
| County Located in: | Washington |
| Population Estimate: | 4040 People |
| Number of Households: | 1687 |
| Number of Businesses: | 294 |
| Median Household Income: | $41194 |
| Per Capita Income: | $33067 |
| Unemployment Rate: | 7 |
| Annual Number of Births: | 45 |
| Annual Number of Deaths: | 58 |
| Annual New Home Starts: | 7 |
Columbia County Records Offices
Assessor
341 E Main S
Dayton, WA 99328
509-382-2131
Auditor
341 E Main St
Dayton, WA 99328
509-382-4541
Chamber of Commerce
166 E Main St
Dayton, WA 99328
509-382-4825
Jail
341 East Main Street
Dayton, WA 99328
509-382-2518
Recorder
341 E Main Street
Dayton, WA 99328
509-382-4542
Tax Collector
341 E Main St
Dayton, WA 99328
509-382-2641
Transportation Department
529 W Main S
Dayton, WA 99328
509-382-2440
County Seat of Columbia
111 S. 1st Street
Dayton, WA 99328
509-382-2361
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