Kol Peterson is an ADU expert based in Portland, Oregon, who has helped catalyze the exponential growth of ADUs in Portland over the last decade through ADU advocacy, education, consulting, policy work, and entrepreneurship. He is the author of Backdoor Revolution-The Definitive Guide to ADU Development. He is the owner of Caravan- The Tiny House Hotel, the first tiny house hotel in the world, and organizer of Portland’s popular ADU Tour. He consults with homeowners about ADUs on their property, and teaches ADU classes for homeowners and for real estate agents in Oregon, Washington, and California. He edits and manages AccessoryDwellings.org, BuildinganADU.com, pdxadu.blogspot.com, and AccessoryDwellingStrategies.com.
Kol developed and lived in a detached new construction ADU in 2011, and developed a basement/garage conversion ADU in 2018. He has a masters degree in environmental planning from Harvard’s Graduate School of Design. Prior to his ADU work, Kol worked in the federal government for ten years in Washington, DC and Portland, Oregon.