Short-Term Rental Regulations
in Watertown, MA

Airbnb listings are allowed in Watertown, MA, but with restrictions. STRs are limited to 31 days or fewer and must be operator-occupied (Limited Share or Home Share) or owner-adjacent. Occupancy is capped at 6 guests for Limited Share and 10 guests for Home Share/Owner Adjacent units. Operators must maintain primary residency in the building and provide proof of liability insurance. A permit is required before you can host. These rules apply to all short-term rental platforms (Airbnb, Vrbo, Booking.com, etc.) — not just Airbnb specifically. See the official source linked on this page for full requirements. Last verified 2026-05-14.

STRs are limited to 31 days or fewer and must be operator-occupied (Limited Share or Home Share) or owner-adjacent. Occupancy is capped at 6 guests for Limited Share and 10 guests for Home Share/Owner Adjacent units. Operators must maintain primary residency in the building and provide proof of liability insurance.

Yes, a permit is required to operate a short-term rental in Watertown. 1. Register with the State and the Department of Community Development and Planning (DCDP). 2. Provide proof of primary residency (tax exemption or affidavit/ID) and liability insurance. 3. Pass a Building/Health/Fire Code inspection to receive a Certificate of Registration, renewable every five years.

1. Register with the State and the Department of Community Development and Planning (DCDP). 2. Provide proof of primary residency (tax exemption or affidavit/ID) and liability insurance. 3. Pass a Building/Health/Fire Code inspection to receive a Certificate of Registration, renewable every five years.

Vrbo is permitted in Watertown, MA under the same restrictions that apply to Airbnb — local rules govern the rental itself, not the specific platform. You must hold a valid permit before hosting on Vrbo. Last verified 2026-05-14.

Short-term rental hosts in Watertown are typically responsible for lodging, occupancy, and applicable sales taxes — these usually apply even where hosting is allowed without a permit. Rates and remittance rules vary by jurisdiction (state, county, and city can each levy a share); confirm the current rates with the official source linked on this page. Platforms such as Airbnb and Vrbo collect some taxes automatically, but the host remains liable for any not collected on their behalf.

We are not currently tracking any recent short-term rental ordinance changes for Watertown. STR rules change frequently — verify the current requirements with the city or county before listing, using the official source linked on this page.