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Urban Studies

Portland State University

Northwest Economic Research Center Publications and Reports

Community development -- Oregon -- Portland

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The Portland Adu Market: Conditions, Costs, Drivers, Incentives, Northwest Economic Research Center, Institute For Sustainable Solutions May 2019

The Portland Adu Market: Conditions, Costs, Drivers, Incentives, Northwest Economic Research Center, Institute For Sustainable Solutions

Northwest Economic Research Center Publications and Reports

This report was researched and written by the Northwest Economic Research Center of Portland State University (PSU) in collaboration with the Institute for Sustainable Solutions (also at PSU) in order to explore the potential for accessory dwelling units (ADUs) to increase housing affordability in the Portland metropolitan region. Additionally, this report seeks to broadly assess the efficacy of the City’s SDC fee waiver for increasing affordability by increasing the rental housing supply.

In October and November of 2017, ISS conducted an online survey of ADU owners and occupants, the results of which constitute the most exhaustive collection of data regarding …