Gresham Tree Removal Permit & Ordinance Guide
Multnomah County, Oregon
Protected Tree Definition
Significant tree: 6 inches DBH or greater on development sites. Tree preservation standards apply during land use review. Heritage trees designated separately.
Heritage / Landmark Trees
Heritage trees designated for exceptional size, species, age, or historical significance.
Permit Requirements
Tree Preservation Plan required during land use review. Tree removal permits required for significant trees outside approved development activity.
Who can apply: Property owner or authorized agent with arborist report
Required Report Sections
Tree inventory with DBH, species, condition, retention plan, mitigation calculation
Replacement Requirements
Inch-for-inch caliper mitigation
On-site replacement preferred; fee-in-lieu to tree fund when infeasible.
Fees & Fines
Processing Time
4-6 weeks
Required Certifications
ISA Certified Arborist
Municipal Code
Gresham Community Development Code Section 9.0900 (Tree Preservation)
View full ordinanceContact
Urban Design and Planning Department
(503) 618-2260
Nearby Cities in Multnomah County
Other Oregon cities
Compare with nearby cities
Data last verified: April 2026. This information is provided as a reference. Always verify requirements directly with Gresham before submitting permits or reports.
Ready to apply? How to apply for a permit in Gresham →
See Oregon replacement obligations compared: How Gresham's replacement ratio ranks in Oregon →
See Oregon heritage criteria compared: How Gresham's heritage designation ranks in Oregon →
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