ADU rules in Orange County, NY — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
No statewide ADU law. Orange County towns individually permit accessory apartments; Town of Warwick, Newburgh, and New Windsor have accessory-apartment provisions with owner-occupancy and size caps.
New York has proposed but not passed statewide ADU legislation. Local Orange County ordinances typically require: owner-occupancy of primary or accessory unit, maximum 800-1,000 sq ft ADU size, one additional parking space, special use permit from ZBA, and annual permit renewal in some towns. Contact Orange County at (845) 291-2700 for enforcement.
Contact your local code enforcement office for specific penalty information.
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See how Orange County's adu rules rules stack up against other locations.
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