ADU · Westchester County
Can you build an ADU in Scarsdale, NY?
Village of Scarsdale has 18 districts. All districts prohibit ADUs. Check your address to confirm the district that applies to your parcel:
What the Scarsdale 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 |
|---|---|---|---|---|
| One-Family Residence | 2 ac | — | 35 ft | No |
| One-Family Residence | 1 ac | — | 35 ft | No |
| One-Family Residence | 0.4591 ac | — | 35 ft | No |
| One-Family Residence | 0.3444 ac | — | 35 ft | No |
| One-Family Residence | 0.2296 ac | — | 35 ft | No |
| One-Family Residence | 0.1722 ac | — | 35 ft | No |
| One-Family Residence | 0.1148 ac | — | 35 ft | No |
| Residence | 0.1148 ac | — | 46 ft | No |
| Business Districts | — | — | 46 ft | No |
| Business Districts | — | — | 20 ft | No |
| Planned Unit Development | — | — | — | No |
| Planned Unit Development | — | — | — | No |
| Village Center Office | — | — | 35 ft | No |
| Village Center Office | — | — | 46 ft | No |
| Village Center Retail | — | — | 20 ft | No |
| Village Center Retail | — | — | 35 ft | No |
| Village Center Retail | — | — | 46 ft | No |
| Buffer Parking | — | — | — | No |
ADUs vs. short-term rentals in Scarsdale
No local short-term-rental law on record - which is not the same as permission for Village of Scarsdale. No local STR ordinance found as of Jun 2026; standard village zoning and building codes apply. Westchester County hotel occupancy tax (3%) applies to short-term stays. 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 minimum0.1148–2 ac — an ADU still has to fit the district's lot and setback envelope.
- UtilityCon Edison territory.
- Building dept(914) 722-1140
- Last reviewed2026-06-08
ADU FAQ — Scarsdale, NY
Are ADUs allowed in Scarsdale, NY?
Village of Scarsdale has 18 districts. All districts prohibit ADUs. Check your address with the free ADU checker, or confirm with the building department at (914) 722-1140.
Do I need a special permit for an ADU in Scarsdale?
No. No district in Village of Scarsdale permits an ADU, so there is no permit to apply for. Codes change, so verify with the building department at (914) 722-1140 before ruling it out.
Can I use an ADU as a short-term rental in Scarsdale?
No local short-term-rental law on record - which is not the same as permission for Village of Scarsdale. 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 Scarsdale
Permission is one question and budget is another. An 800 sq ft accessory unit here runs roughly $235k–310k 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 Scarsdale, priced by size.
More on Scarsdale: Full zoning for new construction · ADU build cost · House build cost · All Westchester County towns
ADU information for Village of Scarsdale is compiled from the municipal code (last reviewed 2026-06-08) 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 (914) 722-1140 before relying on any answer. Source: Offsite / Aldo zoning dataset, municipalData.js.