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South Portland, Maine short-term rental listings & supply

Updated By The AirDNA Data Team

South Portland, Maine has 216 active short-term rental listings, tracked across Airbnb, Vrbo, and Booking.com.

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Total active listings
216
-1.8% YoY
Most popular size
1BR
56.9% of all active listings
AirDNA tracks daily performance across 10M+ Airbnb, Vrbo, and Booking.com listings in 120K+ global markets. How we collect this data →10M+ listings across Airbnb, Vrbo & Booking.com in 120K+ markets. How we collect →

South Portland, Maine short-term rental listings

South Portland has 216 active short-term rental listings as of July 2026, tracked across Airbnb, Vrbo, and Booking.com. Active supply is down 1.8% from July 2025 to July 2026. Here's how the market breaks down:

  • By property type: 67.6% entire homes, 19.9% shared rooms and 12.5% private rooms.
  • By size: 56.9% 1-bedroom, 22.2% 2-bedroom, 16.2% 3-bedroom, 4.2% 4-bedroom, and 0.5% 5+ bedroom.
  • By channel: 61.6% Airbnb-only, 30.6% cross-listed and 7.9% Vrbo-only.
  • By availability: 46.3% full-time (271–365), 19.4% part-time (91–180 nights), 19.4% most of year (181–270), and 14.8% seasonal (1–90 nights).
  • By minimum stay: 60.6% 30+ nights, 22.2% 2 nights, 6.9% 3 nights, 5.6% 7–29 nights, and 4.6% 4–6 nights.
  • By cancellation policy: 57% moderate, 20.7% flexible, 17.4% strict, and 5% super strict.
75
Rental demand score
Full South Portland market overview How Market Score is calculated
Analyst's take

South Portland's Rental Demand score: 75 out of 100.

South Portland's Rental Demand subscore is 75 out of 100, one of five inputs to its overall Market Score of 47.

Rental Demand combines two inputs: annual occupancy (54% in South Portland) and year-over-year listing growth (active supply down 1.8% from July 2025 to July 2026).

It is benchmarked against other short-term rental markets in the same country with at least 15 active listings.

The Market Score is a starting point, not an investment decision.

Market-level averages hide wide variation. Here's how to go deeper in the app:

  1. 1Narrow to a neighborhoodNeighborhood metrics give a far more accurate picture of the exact area you're considering.
  2. 2Apply filtersFilter by bedrooms, price tier, amenities, and reviews to reach properties that actually match yours.
  3. 3Estimate one addressProject what one specific property can earn with a custom comp set built from its exact specs.
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Key definitions

How AirDNA defines these metrics

Active listings
Active listings are the short-term rentals on Airbnb, Vrbo, and Booking.com that were available or booked in the trailing 12 months. AirDNA de-duplicates the same home across channels, and the count refreshes monthly.How AirDNA counts active listings →
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Active listings over timeIllustrative preview

How South Portland's active short-term rental supply has trended over the past year.

Oct '25Dec '25Feb '26Apr '26Jun '26Aug '26
See South Portland's month-by-month supply trend in the AirDNA app.

Listing mix

Four ways to slice South Portland's 216 listings

Property type

Entire home leads at 67.6%

  • Entire home67.6%
  • Private room12.5%
  • Shared room19.9%

Bedrooms

1BR leads at 56.9%

  • 1BR56.9%
  • 2BR22.2%
  • 3BR16.2%
  • 4BR4.2%
  • 5BR+0.5%

Channel

Airbnb only leads at 61.6%

  • Airbnb only61.6%
  • Vrbo only7.9%
  • Multi-platform30.6%

Availability

Full-time (271–365) leads at 46.3%

  • Seasonal (1–90 nights)14.8%
  • Part-time (91–180 nights)19.4%
  • Most of year (181–270)19.4%
  • Full-time (271–365)46.3%

Listings by minimum stay

Share of South Portland active supply by host-set minimum stay

2 nights
22.2%
3 nights
6.9%
4–6 nights
4.6%
7–29 nights
5.6%
30+ nights
60.6%

Listings by cancellation policy

Share of South Portland active supply by host cancellation policy

Flexible
20.7%
Moderate
57%
Strict
17.4%
Super strict
5%

This is the tip of the iceberg

Go deeper on South Portland supply in the app.

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Explore more South Portland data

Keep digging into South Portland

South Portland market overview

The full South Portland market: 216 listings, $19.4K average revenue, 54% occupancy, $256 ADR. Topline metrics and the AirDNA Market Score.

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Revenue

Annual earnings, revenue by property type, and daily rates by segment.

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Seasonality

Occupancy, RevPAR, peak and trough months, seasonality score.

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Property Managers

The largest property managers operating in South Portland.

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Explore more markets

Other short-term rental markets in Maine

Frequently asked

Common questions about South Portland

Get more in the app

There's a lot more inside the AirDNA app.

  • Custom comp sets
  • Neighborhood data
  • Deep filters
  • Heat maps
  • For Sale by yield
  • Export the data
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