Columbia County Tax Assessor


Columbia Tax Assessor offices are responsible to carry out the mandate of Oregon in Columbia county. The law mandates that all real properties are subject to taxation unless exemption is imposed. Tax assessments are necessary in support to the required services to OR residents. Tax assessments go to services such as those provided for law enforcement, education, fire protection, parks and recreation, and many more.

The Columbia county directory portal for local tax assessor offices provides a comprehensive guide to the public. The site includes the name of the assigned tax assessor office for easy reference and related transaction.


Columbia Tax Assessor: Columbia County Assessor

Tax Assessor Office Address: Columbia County Courthouse Annex, 230 Strand Street, St. Helens, OR 97051

Phone: (503)397-2240

Fax: (503)397-5153

Website: http://www.co.columbia.or.us/departments/assessors-office/assessors-home

Zip Code: 503

Office Hours: Pacific

Schedule an Appointment with Columbia County, Oregon Property Tax Assessor

The Columbia county, OR tax assessor office provides the necessary services to estimate the real property value within its jurisdiction. The property value is an essential component in computing the property tax bills. The Columbia tax assessor office is also tasked to provide supplemental bills, business property taxes, and other vital information for transparency.

Contact your Columbia tax assessor office for tax information and other related inquiries and concerns.