Carport Rules: Gresham vs Portland
How do carport rules rules compare between Gresham, OR and Portland, OR?
Gresham and Portland have similar restriction levels.
Gresham, OR
Multnomah County
Gresham Community Development Code Section 7.0420 (Design Standards for Single Detached, Duplex, Triplex and Quadplex) treats carports as accessory structures that face the street. Attached and detached garages and carports facing the street may not exceed 50 percent of the street frontage, must be set back at least 4 feet behind the street-facing wall closest to the street, and the front-yard driveway width is limited to the carport width. Building permits are administered under the Oregon Residential Specialty Code.
View full Gresham rules →Portland, OR
Multnomah County
Portland allows open-sided carports as accessory structures in residential zones under PCC 33.110; carports in front yards must meet driveway standards and setbacks.
View full Portland rules →Key Facts Comparison
| Fact | Gresham | Portland |
|---|---|---|
| Code Section | CDC 7.0420 | - |
| Street Frontage Cap | 50% (garages + carports) | - |
| Street-Wall Setback | 4 ft behind | - |
| Driveway Width | = carport width (front yard) | - |
| Building Code | Oregon Residential Specialty Code | - |
| - | - |
Highlighted rows indicate differences between cities.
Gresham FAQ
How far back from the street does a carport have to sit in Gresham?
A carport facing the street must be set back at least 4 feet behind the street-facing wall of the dwelling closest to the street under Gresham CDC Section 7.0420. As an alternate, a wall plane with a street-facing primary entry may be set back up to 8 feet behind the carport wall if a covered porch of at least 30 square feet and 5 feet wide is provided.
Can I cover my whole front yard with a carport in Gresham?
No. Gresham CDC Section 7.0420 caps the combined street-facing width of attached and detached garages and carports at 50 percent of the street frontage per parent lot. The front-yard driveway is also limited to the width of the carport itself, and the carport requires a building permit under the Oregon Residential Specialty Code.
Portland FAQ
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