Oregon Historical County Records Guide
Clackamas County Records Inventory
Tax Lot Cards
1966-[ongoing]
Tax lot cards, which contain official descriptions of real property, are used to track land ownership and lot size and also may serve as a deed reference. Records include tax lot number; the location of the land in reference to township, range, and section; and a description and record of changes to the property, acreage, and land owner.
Records at the Clackamas County Assessment and Taxation Office:
[Land Ownership Books-includes deed and chronological ownership information],
ca.1966-2000 (273 volumes).
Records at the Clackamas County Assessment and Taxation Office, Cartography Area:
Old Ownership Books [Land Book-includes tax lot information],
n.d. (1 inch of microfiche).
Records at the Clackamas County Web Site:
Clackamas County CMAP Database [GIS mapping system includes layers for many boundaries, districts, streams, tax lots, zoning, and other subjects], n.d.-present (Internet).