Protected Tree Species: Auburn vs Seattle
How do protected tree species rules compare between Auburn, WA and Seattle, WA?
Auburn, WA
King County
No data available yet for Auburn.
Seattle, WA
King County
Seattle's overhauled Tree Protection Ordinance, SMC 25.11 (effective 2023), creates a tiered system. Tier 1 exceptional trees, Tier 2 heritage trees, and Tier 3 trees over 12-inch DBH need permits and replacement.
View full Seattle rules →Key Facts Comparison
| Fact | Auburn | Seattle |
|---|---|---|
| Code | - | SMC 25.11 (2023) |
| Tiers | - | 4 categories |
| Tier 3 threshold | - | 12-inch DBH |
| Replacement cost | - | $2,833/inch DBH |
| Authority | - | SDCI |
Highlighted rows indicate differences between cities.
Auburn FAQ
No FAQs available.
Seattle FAQ
Can I remove a 14-inch tree from my yard without a permit?
No. Trees 12 inches DBH or larger are Tier 3 and require an SDCI tree removal permit, plus replacement planting or payment to the Tree Fund. Hazardous trees have an exception.
What counts as an exceptional Tier 1 tree?
Trees on the Director's species list at trigger size, designated heritage trees, trees over 36-inch DBH for most species, or grove components. SDCI maintains the official Exceptional Tree directory.
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