Gray adopts ADU changes to allow accessory units on duplexes, other amendments

Aug 5, 2026

Council adopted amendments to the zoning ordinance to allow accessory dwelling units (ADUs) on duplexes and three‑family properties (800 sq ft maximum), moving to implement state law a year early to help applicants with projects now in progress.

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Gray’s council voted to adopt amendments to the accessory dwelling unit section of the zoning ordinance to allow one ADU per property on duplex and three‑family dwellings, in addition to single‑family homes. Planning staff told the council the change implements state LD 1829 requirements ahead of the state’s implementation date to assist applicants already preparing projects.

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