- Max size750 sq ft
- Owner occupancyRequired
Homeowners in Croton on Hudson can explore ADU options, as the municipality allows these units to serve various purposes on single-family residential lots. Whether you're considering flexible living arrangements for relatives, a revenue stream from long-term tenants, or additional square footage for your growing family, understanding the local zoning rules is essential to moving forward with confidence. We've reviewed Croton on Hudson's zoning regulations in detail and outlined the key requirements below. Rules can change, so confirm details with the Croton on Hudson Planning Department or book a free consultation with our team before starting your project.
Status
- Adoption status
- Active — Croton-on-Hudson Village adopted an accessory apartment ordinance in 2015 and updated it in 2022
- Governing ordinance
- Village of Croton-on-Hudson Zoning Code, section governing accessory apartments; amended by local law in 2022
Eligibility
Where ADUs are allowed
- Zoning districts permitted
- All districts permitting single-family residences
- Lot type / use restrictions
- Single-family lots containing no more than one dwelling unit; no accessory apartment permitted on properties with a professional office unit
- Limit per property
- One ADU per lot
Types allowed
- Attached ADU (interior conversion)
- Yes — within a single-family detached dwelling
- Detached ADU (new accessory structure)
- Yes — in a new accessory structure which must comply with all applicable regulations
- Detached ADU (existing structure conversion)
- Yes
- Attached ADU (addition)
- Yes
Size and placement
Size limits
- Maximum sq ft
- 750 sq ft
Setbacks
- General rule
- New accessory structures must comply with all applicable dimensional regulations (setback requirements of the zoning district)
- Specific numeric setbacks by zone
- Not reproduced in retrieved code amendments; consult Village Building Inspector for zone-specific numbers
Rules for use
Parking
- Requirement
- At least three total off-street parking spaces must be provided on the lot for the accessory apartment (this includes spaces for both the primary dwelling and the ADU)
Owner occupancy
- Required
- Yes — owner occupancy is required; the owner of the property must occupy one of the units
Rental use
- Short-term rental
- Possibly permitted — secondary source indicates STR is allowed, but most Westchester municipalities restrict STRs in ADUs. Confirm with the Village before relying on this.
- Long-term rental
- Permitted
How to apply in Croton on Hudson
- Planning Board approval required
- ADU requires Planning Board approval in districts permitting single-family residences
- Building permit
- Required from Village Building/Zoning Department
- Contact
- Village of Croton-on-Hudson Building/Zoning Department
Recent and pending changes
- 2022 ADU ordinance updateThe local law was updated in 2022 (local law text confirmed from CHAMP document retrieval); prior ordinance adopted approximately 2015 per Tarrytown FAQ historical data
Important details
- Westchester Plus One ADU Program: Up to $125,000 available for eligible Croton-on-Hudson homeowners through Habitat for Humanity NYC and Westchester County. Includes design, budgeting, permitting, contractor selection, construction oversight. 10-year affordability covenant; must be primary residence; no STR use
- No professional office properties: If your property has a professional office accessory use, you are not eligible for an ADU
Frequently asked questions
Can I build a detached ADU cottage in Croton on Hudson?
Yes, Croton on Hudson allows both accessory apartments (within existing buildings) and detached accessory cottages in residential districts. This is one of the village's recent policy updates.
What is the maximum size for an ADU in Croton on Hudson?
ADUs must be a minimum of 300 square feet and no greater than the lesser of 800 square feet or 40 percent of the habitable floor area of the principal building. The Planning Board has flexibility to adjust requirements on a case-by-case basis.
Do I need extra parking if I build an ADU in Croton on Hudson?
No additional parking is mandatory for accessory apartments or cottages, though the Planning Board may assess parking needs on a case-by-case basis during application review.
Sources (3)
Last reviewed 2026-04-26. Local rules can change — verify the latest details with the Croton on Hudson planning department, or book a free consultation with our team before starting your project. This page is informational and is not legal advice.