ADU · Orange County
Can you build an ADU in Greenwood Lake, NY?
Village of Greenwood Lake has 10 districts. All districts prohibit ADUs. Check your address to confirm the district that applies to your parcel:
What the Greenwood Lake code indicates by district
The table below shows how each district treats ADUs, alongside the lot and setback standards that govern a second unit. District boundaries and conditions vary, so treat this as a starting point and confirm the district that applies to your parcel.
| District | Min lot | Setbacks F / S / R | Max height | ADU |
|---|---|---|---|---|
| Single-Family Residential (40,000 sf) | 0.918 ac | 35 / 20 / 50 ft | 35 ft | No |
| Single-Family Residential (20,000 sf) | 0.459 ac | 35 / 12 / 40 ft | 35 ft | No |
| Single-Family Residential (120,000 sf) | 2.755 ac | 40 / 20 / 50 ft | 35 ft | No |
| Waterfront Single-Family Residential | 0.459 ac | 35 / 12 / 40 ft | 35 ft | No |
| Planned Development (5-acre) | 5 ac | 35 / 20 / 50 ft | 35 ft | No |
| Planned Development (3-acre) | 3 ac | 35 / 20 / 50 ft | 35 ft | No |
| Hamlet/Mixed-Use (residential) | 0.459 ac | 35 / 12 / 40 ft | 35 ft | No |
| Commercial/Service | 0.115 ac | 0 / 0 / 25 ft | 35 ft | No |
| Planned Development Commercial | 0.23 ac | 15 / 10 / 25 ft | 35 ft | No |
| Recreation/Commercial | 0.918 ac | 25 / 20 / 50 ft | 35 ft | No |
ADUs vs. short-term rentals in Greenwood Lake
Short-term rentals allowed with local rules for Village of Greenwood Lake. Chapter 116 Rental Property requires an annual short-term-rental permit ($100), non-corporate ownership, and inspection; cesspools are barred. These are separate questions from whether you can build an ADU — a unit you're allowed to add isn't automatically one you're allowed to rent nightly, so check both.
Good to know
- Residential lot minimum0.459–2.755 ac — an ADU still has to fit the district's lot and setback envelope.
- UtilityOrange & Rockland territory.
- Building dept(845) 477-9217
- Last reviewed2026-07-12
ADU FAQ — Greenwood Lake, NY
Are ADUs allowed in Greenwood Lake, NY?
Village of Greenwood Lake has 10 districts. All districts prohibit ADUs. Check your address with the free ADU checker, or confirm with the building department at (845) 477-9217.
Do I need a special permit for an ADU in Greenwood Lake?
No. No district in Village of Greenwood Lake permits an ADU, so there is no permit to apply for. Codes change, so verify with the building department at (845) 477-9217 before ruling it out.
Can I use an ADU as a short-term rental in Greenwood Lake?
Short-term rentals allowed with local rules for Village of Greenwood Lake. ADU occupancy and short-term-rental rules are separate: an ADU you can build isn't automatically one you can rent nightly. Confirm both before you count on STR income.
What an ADU costs to build in Greenwood Lake
Permission is one question and budget is another. An 800 sq ft accessory unit here runs roughly $205k–270k at a standard finish, and the per-square-foot rate comes in above a full house because the kitchen, bath, panel and heating plant cost the same either way. See the full cost to build an ADU in Greenwood Lake, priced by size.
More on Greenwood Lake: Full zoning for new construction · ADU build cost · House build cost · All Orange County towns
ADU information for Village of Greenwood Lake is compiled from the municipal code (last reviewed 2026-07-12) and provided for decision-support only — not legal or architectural advice. ADU eligibility, size, owner-occupancy and permit conditions vary by district and often carry exceptions; verify with the building department at (845) 477-9217 before relying on any answer. Source: Offsite / Aldo zoning dataset, municipalData.js.