Portland vs Troutdale
How do dark sky rules rules compare between Portland, OR and Troutdale, OR?
Portland, OR
Multnomah County
Portland addresses outdoor lighting through Title 33 (Planning and Zoning) development standards and Title 32 (Signs). While Portland does not have a standalone dark-sky ordinance, outdoor lighting for new development must be designed to minimize glare, light trespass, and sky glow. The city encourages compliance with International Dark-Sky Association standards.
View full Portland rules →Troutdale, OR
Multnomah County
No data available yet for Troutdale.
Key Facts Comparison
| Fact | Portland | Troutdale |
|---|---|---|
| Applicable Codes | Title 33 development standards | - |
| Fixture Type | Full-cutoff or shielded required (new dev) | - |
| Light Trespass | Must not illuminate adjacent properties | - |
| Street Lighting | LED conversion reducing sky glow | - |
| Standalone Ordinance | No dedicated dark-sky ordinance | - |
Highlighted rows indicate differences between cities.
Portland FAQ
Does Portland have a dark-sky ordinance?
Portland does not have a standalone dark-sky ordinance, but Title 33 development standards require shielded, downward-directed lighting for new development. These standards minimize glare, light trespass, and sky glow.
What type of outdoor lighting fixtures are required?
New commercial and multi-family development must use full-cutoff or shielded fixtures that direct light downward. Residential properties are encouraged but not always required to meet the same standard.
Troutdale FAQ
No FAQs available.
Compare other topics
See how Portland and Troutdale compare on other ordinance categories.
Want to add a third city?
Use our full comparison tool to compare up to three cities.
Open Comparison Tool