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Contact the Assessor's Office

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Contact the Assessor's Office

If you would like to submit a question or concern regarding your assessment or have a property tax law question in general, please use the form below:

Fields marked with * are required.  Please allow up to 3 business days for a response.

Note:  If you choose contact by phone, be sure you do not block unknown callers, or we will be unable to respond.
Your Tax Account ID can be found on you property tax statement.
Your situs address will assist us in locating a property if you do not know the Tax Account ID

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General Information
Staff Directory
Email
assessor@columbiacountyor.gov
Phone Numbers
503-397-2240
Fax: 503-397-5153
Emergencies: Dial 911
Location
230 Strand St.
Columbia County Courthouse Annex
St. Helens,
OR
97051
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Monday - Friday
8:30 a.m. to 5:00 p.m.
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