GIS Maps, Survey Maps and Plats

Columbia County GIS & Mapping Tool

Web Map Tool

This application allows you to search for property in several different ways, and includes the base cadastral map as well as several GIS layers. The information accessed through the Columbia County Map Tool is for informational purposes only. It is non certified  assessment data, and may not be suitable for legal, engineering, or surveying purposes. More detailed assessment data is available via the A&T Web Query tool.

6/26/19 IMPORTANT NOTE - Ownership data is not currently being updated in web maps, and may therefore be incorrect.  To find updated ownership information, please note the ACCOUNT ID and use the A&T Web Query to obtain current information.
 

Surveyor Quick Links
230 Strand St.
Columbia County Courthouse Annex
St. Helens ,
OR
97051

Monday - Friday
8:30am - 5:00pm
Surveyor
Nathan Woodward
Survey Technician
Robert Johnson