Accessory Dwelling Units in Portland, Oregon: Evaluation and Interpretation of a Survey of ADU Owners

June 2014

By: Oregon Department of Environmental Quality
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Accessory Dwelling Units

This report analyzes findings from a survey of accessory dwelling unit (ADU) property owners in Portland, Oregon. It addresses the characteristics of ADUs, the Portland survey, comparative and supplemental data sources, notes on limitations, survey results by topic, and directions for further research.