Tree Removal & Heritage Trees: Beaverton vs Tualatin
How do tree removal & heritage trees rules compare between Beaverton, OR and Tualatin, OR?
Beaverton and Tualatin have similar restriction levels.
Beaverton, OR
Washington County
In Beaverton, tree removal permits are generally not required for trees under 10 inches in diameter at 4.5 feet above ground, unless the tree is a designated landscape or street tree. Fruiting trees and invasive Lombardy Poplars are exempt. Street trees require city permits. Significant Tree/Grove and Historic Tree designations require special permits.
View full Beaverton rules →Tualatin, OR
Washington County
Tualatin Development Code Chapter 33 regulates removal of any tree eight inches or larger in diameter (measured 4 feet above grade) on private property. Homeowners may remove up to four qualifying trees per calendar year without a permit, but heritage trees and site-plan trees always require review.
View full Tualatin rules →Key Facts Comparison
| Fact | Beaverton | Tualatin |
|---|---|---|
| Permit Threshold | Trees 10+ inches diameter at 4.5 feet above ground | - |
| Exempt Trees | Under 10 inches, Lombardy Poplars, fruiting fruit trees | - |
| Street Trees | Always require city permit | - |
| Protected Trees | Significant Tree/Grove and Historic Tree designations | - |
| Contact | Beaverton Urban Forestry program | - |
| Code | - | TDC Chapter 33 |
| Regulated Tree | - | 8 inch diameter at 4 ft height |
| Permit-Free Removal | - | Up to 4 per calendar year |
| Heritage Trees | - | Separate approval always required |
| Sensitive Areas | - | Clean Water Services overlay |
Highlighted rows indicate differences between cities.
Beaverton FAQ
Do I need a permit to cut down a tree in Beaverton?
In Beaverton, tree removal permits are generally not required for trees under 10 inches in diameter at 4.5 feet above ground, unless the tree is a designated landscape or street tree. Fruiting trees and invasive Lombardy Poplars are exempt. Street trees require city permits. Significant...
What are the tree removal rules in Beaverton?
Permit Threshold: Trees 10+ inches diameter at 4.5 feet above ground. Exempt Trees: Under 10 inches, Lombardy Poplars, fruiting fruit trees. Street Trees: Always require city permit. Protected Trees: Significant Tree/Grove and Historic Tree designations.
Tualatin FAQ
How many trees can I remove in Tualatin without a permit?
Up to four regulated trees (8+ inch diameter at 4 feet above grade) per calendar year on private property, except Heritage Trees and trees protected by an approved site plan, which always require separate review under TDC Chapter 33.
What size tree is regulated?
Any living standing tree with a trunk at least 8 inches in diameter measured 4 feet above ground is regulated under Chapter 33. Smaller trees can generally be removed without engaging the city's tree code.
Do I need a permit if I have an approved site plan?
Yes. If the broader project has an approved site plan, removing up to 10 protected trees requires a Minor Architectural Review, and 11 or more requires a full Architectural Review even if the tree count is otherwise low.
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