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Oregon ADU Builders

Oregon was an early ADU pioneer: state law requires cities to allow ADUs in single-family zones, and Portland waives system development charges for ADUs — a policy that helped make it one of the deepest ADU markets per capita in the United States.

3 verified builders

Every listing is an ADU-focused business verified against its own website. Featured partners are license-checked.

Design-Build
Portland, OR
Portland ADU design-build contractor.
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Design-Build
Portland, OR
ADU-focused design-build firm.
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Design-Build
Portland, OR
ADUs + basements; structural restoration, excavation, foundation work.
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