Short-Term Rental Regulations
in Union, WA

Airbnbs are effectively legal in Union, WA because there are no specific short-term rental regulations on the books. Mason County currently has no local regulations, zoning restrictions, or caps for short-term rentals. However, per Washington State law (RCW 64.37), operators must maintain primary liability insurance of at least $1 million and comply with state-mandated consumer safety and tax registration requirements. Operators should still verify HOA rules, state-level requirements, and any tax-collection obligations. See the official source linked on this page for full requirements. Last verified 2026-05-14.

Mason County currently has no local regulations, zoning restrictions, or caps for short-term rentals. However, per Washington State law (RCW 64.37), operators must maintain primary liability insurance of at least $1 million and comply with state-mandated consumer safety and tax registration requirements.

No permit is currently required to operate a short-term rental in Union.

Vrbo is effectively legal in Union, WA for the same reason Airbnb is: there are no short-term-rental-specific regulations on the books. Operators should still check HOA, state, and tax obligations before listing. Last verified 2026-05-14.

Short-term rental hosts in Union 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 Union. STR rules change frequently — verify the current requirements with the city or county before listing, using the official source linked on this page.