ADU rules in Dutchess County, NY — also called accessory dwelling unit regulations or granny flat ordinances — cover setbacks, owner-occupancy, parking, and permit requirements.
No statewide NY ADU law. Dutchess County ADU rules set at town level. Many towns allow accessory apartments by special use permit in single-family zones with owner-occupancy requirement.
Town of Hyde Park, Town of Poughkeepsie, and Town of LaGrange permit accessory apartments with conditions: owner must occupy primary or accessory unit, one off-street parking space per unit, maximum 800 to 1000 sq ft, must meet building code for separate dwelling. City of Beacon allows ADUs in some zones under its zoning code.
Contact your local code enforcement office for specific penalty information.
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See how Dutchess County's adu rules rules stack up against other locations.
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