Corvallis Tree Removal Permit & Ordinance Guide

Benton County, Oregon

Verified

Protected Tree Definition

6.0" DBH minimum for protection

Significant tree: 6 inches DBH or greater. Heritage trees receive enhanced protection. Native Oregon white oak and other native species of particular concern.

Protected Species

Oregon white oak (Quercus garryana) Oregon ash bigleaf maple native riparian species

Heritage / Landmark Trees

Heritage Tree Program designates trees for exceptional size, species, or historical significance.

Permit Requirements

Tree preservation plan required during development. Significant tree removal permits required.

Who can apply: Property owner or authorized agent with arborist report

Required Report Sections

Tree inventory with DBH, species, condition, retention plan; native protected species (Oregon white oak, Oregon ash, bigleaf maple, riparian species) flagged with separate retention rationale under Corvallis Land Development Code Chapter 4.2

Required Certifications

ISA Certified Arborist

Municipal Code

Corvallis Land Development Code Chapter 4.2 (Landscaping, Buffering, Screening and Lighting)

View full ordinance

Contact

Community Development Department

(541) 766-6908

Other Oregon cities

Compare with nearby cities

Data last verified: April 2026. This information is provided as a reference. Always verify requirements directly with Corvallis before submitting permits or reports.

See Oregon heritage criteria compared: How Corvallis's heritage designation ranks in Oregon →

Need an arborist report for Corvallis?

Start your free TRAQ tree risk assessment — designed for Corvallis's specific permit requirements.