Hudson's zoning regulations are relatively welcoming to ADUs, creating solid opportunities for homeowners seeking to maximize their property value. Whether you're considering a rental unit to supplement household income, additional space for aging parents or adult children, or a detached home office and guest suite, understanding the local zoning rules is essential to moving forward with confidence. We've reviewed Hudson's zoning regulations in detail and outlined the key requirements below. Rules can change, so confirm details with the Hudson Planning Department or book a free consultation with our team before starting your project.
Where Are ADUs Allowed
ADUs in Hudson are permitted on single-family residential properties. ADUs are permitted on single-family residential properties that meet current zoning district requirements.Each property is limited to one ADU. Key neighborhoods where ADUs are often approved include historic district, south end.
Types of ADUs Allowed
Attached (an addition to your existing home that shares a wall, maintaining architectural cohesion with the main structure). Detached (a standalone structure in your backyard, ideal for rental income, multigenerational living, or maximum privacy). Converted (repurposing an existing garage, basement, or accessory structure, often the most expedient option since the shell already exists).
Size Limits
ADU size must comply with Hudson's local zoning requirements. Contact the Hudson Planning Department for specific square footage limits.
Parking
Off-street parking requirements apply to ADUs.
Owner Occupancy
Owner occupancy is required. The property owner must continuously occupy either the main home or the ADU as their primary residence.
Rental Use
Long-term rentals are generally permitted. Short-term rental restrictions may apply, so check local regulations if you're considering Airbnb or VRBO-style leasing.
How to Build an ADU in Hudson
Schedule a free consultation with Haven to confirm your eligibility and walk through your options
Work with a Haven designer to develop your custom ADU project that meets Hudson's local regulations
Haven handles all communication with the municipality and submits your permit application
During construction, the Haven team visits the site regularly to ensure what is being built meets our standards
Certificate of occupancy is issued after the final inspection, allowing the unit to be legally occupied
Permit approval in Hudson typically takes 4 to 8 weeks on average in New York.
Frequently Asked Questions
Q: Are ADUs currently allowed in Hudson?
ADUs are not yet permitted in Hudson, but the City is considering a proposed ordinance that would allow them. The draft legislation outlines owner-occupancy requirements, maximum floor area limits, and the need for building permits and certificates of occupancy.
Q: Will I need approval from the City Council to build an ADU in Hudson?
If the proposed ordinance is adopted, ADU approvals would not require public hearings, but all applicants would need building permits and certificates of occupancy from the City of Hudson.
Q: Can I build a detached ADU in Hudson's rear setback area?
According to the draft proposal, detached ADUs would only be permitted in the rear or side setback area of the property, and they cannot exceed the size of the principal structure.
Your property must be a single-family residential lot with appropriate zoning designation to be eligible for an ADU in Hudson. At Haven, we handle the entire ADU process for Hudson homeowners, from zoning verification and design through permitting and construction. Book a free consultation to find out if your property qualifies.