Oregon law allows for reduced property taxes for farms, forestland, and some natural spaces.  But, you must apply.

Here's how:

Conservation Easements

Farms

Forestland

Special Assessment Programs for Forestland

Information on the Small Tract Forestland program

More information about forestland assessment and taxation

For questions about eastside forestland, contact:
Oregon Department of Forestry, Molalla Division
14995 OR Hwy 211, Molalla OR 97038
503.829.2216

For questions about westside forestland, contact:
Oregon Department of Forestry, Forest Grove Division
801 Gales Creek Rd Forest Grove, OR 97116
503.357.2191

Open Spaces

Riparian Zones (stream banks)

Wildlife Habitat