ADU Feasibility Evaluation Wizard
The ADU Feasibility Evaluation Wizard helps homeowners throughout Portland, Vancouver, and the PDX region evaluate whether their property may support an Accessory Dwelling Unit before investing in construction drawings.
Review zoning requirements, setbacks, buildable area, utility considerations, and development potential to better understand your next steps.
Step 1: Complete Your ADU Feasibility Evaluation
Our ADU Feasibility Evaluation Wizard evaluates lots across the Portland–Vancouver PDX area, including:
- City of Portland, OR
- City of Gresham, OR
- City of Beaverton, OR
- City of Hillsboro, OR
- City of Lake Oswego, OR
- City of Tigard, OR
- City of Tualatin, OR
- City of Wilsonville, OR
- City of Cornelius, OR
- City of Forest Grove, OR
- City of Keizer, OR
- City of Salem, OR
- Multnomah County, OR (unincorporated areas)
- Clackamas County, OR (unincorporated areas)
- Washington County, OR (unincorporated areas)
- Marion County, OR (unincorporated areas)
- City of Vancouver, WA
- City of Camas, WA
- City of Washougal, WA
- Clark County, WA (unincorporated areas)
The feasibility review focuses on:
- Property Address
- Jurisdiction Requirements
- Lot Size
- Existing House Size
- Existing Structures
- Utility Availability
- Desired ADU Type
- Optional Survey or Site Plan Uploads
Step 2: Review Your Feasibility Results
Your ADU Feasibility Evaluation provides a preliminary review of your property's development potential based on zoning regulations, setbacks, lot characteristics, utility considerations, and site constraints.
The evaluation is intended to help property owners better understand whether an Accessory Dwelling Unit may be feasible before investing in construction drawings or permit applications.
Your Results May Include:
- Preliminary Feasibility Assessment
- Potential Buildable Area Analysis
- Potential Zoning Constraints
- Utility and Site Development Considerations
- Suggested Next Steps for Planning and Permitting
Step 3: Choose Your Next Step
Request ADU Consultation
Receive personalized guidance regarding zoning requirements, setbacks, development opportunities, utility considerations, and project planning.
The consultation fee is credited toward future drafting services if you decide to move forward with your project.
Request ADU Drafting Services
Ready to move beyond feasibility? Request permit-ready ADU drawings tailored to your property, project goals, and local jurisdiction requirements.
Request ADU Drafting Services
Why Use the ADU Feasibility Wizard?
- Identify zoning issues before design begins
- Understand development opportunities and limitations
- Reduce costly redesigns later in the process
- Improve planning confidence before investing in drawings
- Get guidance backed by residential drafting experience
- Designed specifically for Portland, Vancouver, and surrounding jurisdictions