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South Portland, ME
Generally Investor Friendly
Local STR Agent

Yes, short-term rentals are allowed in South Portland, Maine, but they are strictly regulated and require mandatory annual registration with the City. Short-term rentals are defined as temporary rentals of less than 30 consecutive days, and all units must be registered with the City before advertising or operating. Non-compliance can result in enforcement actions.
Determine Eligibility:
Register Annually:
Fire Safety Inspection:
Compliance:
State-Level Note: Maine does not have a statewide STR law—regulations vary by municipality. South Portland’s rules are standalone.
Key Takeaway: South Portland permits STRs but requires annual registration, adherence to safety standards, and fee payment. For details, contact the Licensing Administrator or visit the City’s STR portal.



South Portland is a city in Cumberland County, Maine, United States, and is the fourth-most populous city in the state, incorporated in 1898. At the 2020 census, the city population was 26,498. Known for its working waterfront, South Portland is situated on Portland Harbor and overlooks the skyline of Portland and the islands of Casco Bay. Due to South Portland's close proximity to air, marine, rail, and highway transportation options, the city has become a center for retail and industry in the region. The Maine Mall, the largest shopping mall in the state, is located in South Portland. Despite the name, South Portland was never part of the city of Portland, but rather part of Cape Elizabeth, separating in 1895. However, both Cape Elizabeth and Portland were once part of Falmouth. Cape Elizabeth, then including what later became South Portland, broke away from Falmouth in 1765. South Portland is a principal city of the Portland–South Portland–Biddeford metropolitan area.
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