Real Estate Investment Properties for Sale in Marathon, FL

Looking for investment property in Marathon, FL with high ROI ?

Explore a variety of short-term homes & houses in Marathon, FL. Invest wisely with VRBO & Marathon, FL Airbnb properties available for purchase. Find your ideal investment property among our curated listings for a rewarding real estate venture.

Investment Property for Sale in Marathon, FL

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PROPERTY	DETAILS	SALE PRICE	INVESTMENT PERFORMANCE
7061 harbor village dr Duck Key, FL	3 beds \| 3 baths \| N/A	$1,150,000	Airbnb cash on cash: 3.66% Traditional cash on cash: 0.35% Airbnb Rental Income: $7450 Traditional Rental Income: $2482 Airbnb ROI: 3.66% Traditional ROI: 0.35%
2121 Yellowtail Drive Marathon, FL Direct open water access and canal views. Upstairs:3bed/2bath, laundry & open porch. Downs...	3 beds \| 2 baths \| 1,152 sq.ft.	$1,250,000	Airbnb cash on cash: 3.26% Traditional cash on cash: 1.86% Airbnb Rental Income: $7137 Traditional Rental Income: $4134 Airbnb ROI: 3.26% Traditional ROI: 1.86%
126 Sunrise Drive Marathon, FL * JUST COMPLETED OCTOBER 2025 * * SELLER FINANCING AVAILABLE *Nestled on the exclusive pr...	5 beds \| 4 baths \| 3,448 sq.ft.	$5,995,000	Airbnb cash on cash: 0.64% Traditional cash on cash: 0.25% Airbnb Rental Income: $12360 Traditional Rental Income: $7965 Airbnb ROI: 0.64% Traditional ROI: 0.25%
1299 73rd Street Ocean Marathon, FL Situated second in from the ocean on a quiet dead-end street, here's a rare opportunity to...	2 beds \| 1 baths \| 768 sq.ft.	$499,000	Airbnb cash on cash: 7.71% Traditional cash on cash: 5.36% Airbnb Rental Income: $5335 Traditional Rental Income: $3161 Airbnb ROI: 7.71% Traditional ROI: 5.36%
1299/1297 73rd Street Ocean Marathon, FL Excellent, rare opportunity at this price to own an elevated, full duplex with captivating...	4 beds \| 2 baths \| 1,536 sq.ft.	$950,000	Airbnb cash on cash: 8.23% Traditional cash on cash: 3.13% Airbnb Rental Income: $10583 Traditional Rental Income: $4121 Airbnb ROI: 8.23% Traditional ROI: 3.13%
95 Coco Plum Drive #UNIT 4C Marathon, FL Experience the ease of waterfront living at Bonefish Yacht Club in Coco Plum, where each d...	3 beds \| 3 baths \| 1,857 sq.ft.	$925,000	Airbnb cash on cash: 3.93% Traditional cash on cash: 2.89% Airbnb Rental Income: $7137 Traditional Rental Income: $4866 Airbnb ROI: 3.93% Traditional ROI: 2.89%
13755 Overseas Highway Marathon, FL Position yourself at the gateway to one of the most sought after markets in the Keys. This...	4 beds \| 4 baths \| 3,017 sq.ft.	$1,800,000	Airbnb cash on cash: 4.5% Traditional cash on cash: 3.17% Airbnb Rental Income: $12360 Traditional Rental Income: $7895 Airbnb ROI: 4.5% Traditional ROI: 3.17%
599 30Th Street Marathon, FL Motivated seller! Seller is open to contributing toward buyer closing costs or interest ra...	3 beds \| 2 baths \| 1,537 sq.ft.	$999,000	Airbnb cash on cash: 4.21% Traditional cash on cash: 3.14% Airbnb Rental Income: $7137 Traditional Rental Income: $4760 Airbnb ROI: 4.21% Traditional ROI: 3.14%
1297 73rd Street Ocean Marathon, FL An opportunity for superb location, price, and peek-a-boo ocean views seldom presents itse...	2 beds \| 1 baths \| 768 sq.ft.	$479,000	Airbnb cash on cash: 7.63% Traditional cash on cash: 5.18% Airbnb Rental Income: $5335 Traditional Rental Income: $3161 Airbnb ROI: 7.63% Traditional ROI: 5.18%
14 Avenue F Marathon, FL A rare waterfront estate along a 200-foot wide canal with a 110-foot dock and direct ocean...	4 beds \| 4 baths \| 3,224 sq.ft.	$2,895,000	Airbnb cash on cash: 1.8% Traditional cash on cash: 1.27% Airbnb Rental Income: $10583 Traditional Rental Income: $7222 Airbnb ROI: 1.8% Traditional ROI: 1.27%
599 30th Marathon, FL Turnkey and fully furnished in Marathon! Weekly rentals are permitted, offering flexibilit...	3 beds \| 2 baths \| N/A	$999,000	Airbnb cash on cash: 4.21% Traditional cash on cash: 3.11% Airbnb Rental Income: $7137 Traditional Rental Income: $4739 Airbnb ROI: 4.21% Traditional ROI: 3.11%
443 Sombrero Beach Rd Marathon, FL Weekly rental income-producing property with open water access and dockage on desirable So...	5 beds \| 5 baths \| 2,860 sq.ft.	$2,975,000	Airbnb cash on cash: 1.75% Traditional cash on cash: 1.09% Airbnb Rental Income: $12360 Traditional Rental Income: $8297 Airbnb ROI: 1.75% Traditional ROI: 1.09%
11600 1St Avenue Gulf #UNIT 32 Marathon, FL LUXURIOUS townhome in desirable INDIGO REEF located in Marathon! One of the most beautiful...	3 beds \| 3 baths \| 1,600 sq.ft.	$1,499,000	Airbnb cash on cash: 1.87% Traditional cash on cash: 0.7% Airbnb Rental Income: $7137 Traditional Rental Income: $4127 Airbnb ROI: 1.87% Traditional ROI: 0.7%
120 Pirates Cove Drive Marathon, FL INVESTORS will appreciate and experience waterfront living at its finest in this beautiful...	4 beds \| 4 baths \| 3,476 sq.ft.	$2,299,000	Airbnb cash on cash: 2.7% Traditional cash on cash: 3.16% Airbnb Rental Income: $10583 Traditional Rental Income: $9613 Airbnb ROI: 2.7% Traditional ROI: 3.16%
57121 Morton Street Marathon, FL Morton Manor is a timeless estate nestled along the Gulf's bay waters, evoking a sense of ...	4 beds \| 5 baths \| 5,168 sq.ft.	$6,950,000	Airbnb cash on cash: -0.11% Traditional cash on cash: 0.61% Airbnb Rental Income: $10583 Traditional Rental Income: $13297 Airbnb ROI: -0.11% Traditional ROI: 0.61%
2394 Coco Plum Drive Marathon, FL Welcome to an unparalleled collection of THREE designer residences on one of the most excl...	18 beds \| 21 baths \| 12,198 sq.ft.	$11,000,000	Airbnb cash on cash: -0.45% Traditional cash on cash: 0.21% Airbnb Rental Income: $12360 Traditional Rental Income: $16773 Airbnb ROI: -0.45% Traditional ROI: 0.21%
11250 5Th Avenue Gulf Avenue Marathon, FL Located in Marathon, this waterfront home with direct access to the Gulf of America-Mexico...	5 beds \| 3 baths \| 1,904 sq.ft.	$1,459,000	Airbnb cash on cash: 5.72% Traditional cash on cash: 3.44% Airbnb Rental Income: $12360 Traditional Rental Income: $7026 Airbnb ROI: 5.72% Traditional ROI: 3.44%
11285 6Th Avenue Gulf Marathon, FL Turnkey vacation rental on 75ft deep-water canal with heated pool & dock -- one canal to G...	3 beds \| 2 baths \| 1,242 sq.ft.	$1,349,000	Airbnb cash on cash: 2.84% Traditional cash on cash: 1.8% Airbnb Rental Income: $7137 Traditional Rental Income: $4458 Airbnb ROI: 2.84% Traditional ROI: 1.8%
59720 Overseas Hwy #UNIT 9 Marathon, FL SeaGlass Cove is an exclusive gated community nestled in the heart of the Florida Keys. Th...	5 beds \| 5 baths \| 3,011 sq.ft.	$2,950,000	Airbnb cash on cash: 1.51% Traditional cash on cash: 1.32% Airbnb Rental Income: $12360 Traditional Rental Income: $9576 Airbnb ROI: 1.51% Traditional ROI: 1.32%
945 98Th Street Marathon, FL Breathtaking ocean views from this direct ocean access beautiful home that checks all the ...	3 beds \| 4 baths \| 1,590 sq.ft.	$1,500,000	Airbnb cash on cash: 4.47% Traditional cash on cash: 1.97% Airbnb Rental Income: $10583 Traditional Rental Income: $5151 Airbnb ROI: 4.47% Traditional ROI: 1.97%
2919 Sombrero Boulevard Marathon, FL Marathon's Mermaid Manor is a waterfront home that truly lives up to its name. It is the k...	3 beds \| 4 baths \| 2,540 sq.ft.	$2,799,000	Airbnb cash on cash: 0.4% Traditional cash on cash: 1.09% Airbnb Rental Income: $7137 Traditional Rental Income: $7552 Airbnb ROI: 0.4% Traditional ROI: 1.09%
800 50Th Court Marathon, FL Charming Keys-style home with detached garage, covered carport, and paver driveway offerin...	2 beds \| 1 baths \| 1,226 sq.ft.	$739,900	Airbnb cash on cash: 4.29% Traditional cash on cash: 3.33% Airbnb Rental Income: $5335 Traditional Rental Income: $3589 Airbnb ROI: 4.29% Traditional ROI: 3.33%
305 50Th Street Ocean Marathon, FL A true Marathon canal-front classic, upgraded the right way. This completely renovated and...	2 beds \| 2 baths \| 936 sq.ft.	$1,139,000	Airbnb cash on cash: 2.2% Traditional cash on cash: 1.53% Airbnb Rental Income: $5335 Traditional Rental Income: $3553 Airbnb ROI: 2.2% Traditional ROI: 1.53%
130 Brian Road Marathon, FL Privacy is a rare luxury, and this home delivers it with peaceful, soul‑soothing vie...	2 beds \| 2 baths \| 1,404 sq.ft.	$1,850,000	Airbnb cash on cash: 1% Traditional cash on cash: 1.12% Airbnb Rental Income: $5335 Traditional Rental Income: $4463 Airbnb ROI: 1% Traditional ROI: 1.12%
57485 Gibson Street Marathon, FL Above flood and full of character, this three-bedroom, two-bath residence in the peaceful ...	3 beds \| 2 baths \| 1,056 sq.ft.	$575,000	Airbnb cash on cash: 8.66% Traditional cash on cash: 5.34% Airbnb Rental Income: $7137 Traditional Rental Income: $3972 Airbnb ROI: 8.66% Traditional ROI: 5.34%
11231 2nd Ave Ocean Marathon, FL Welcome to your slice of paradise in beautiful Marathon! Perfectly situated near the airpo...	2 beds \| 2 baths \| 875 sq.ft.	$545,000	Airbnb cash on cash: 6.37% Traditional cash on cash: 4.86% Airbnb Rental Income: $5335 Traditional Rental Income: $3492 Airbnb ROI: 6.37% Traditional ROI: 4.86%
11295 6Th Avenue Gulf Marathon, FL Waterfront corner lot with 80ft of canal frontage across from a nature preserve -- a hidde...	3 beds \| 2 baths \| 1,392 sq.ft.	$1,150,000	Airbnb cash on cash: 3.63% Traditional cash on cash: 2.64% Airbnb Rental Income: $7137 Traditional Rental Income: $4704 Airbnb ROI: 3.63% Traditional ROI: 2.64%
1 Avenue F Marathon, FL 1 Ave F, Marathon, FL 33050. Beautiful canal front home for sale in Marathon Florida. Thi...	2 beds \| 2 baths \| 1,515 sq.ft.	$1,649,999	Airbnb cash on cash: 1.32% Traditional cash on cash: 1.44% Airbnb Rental Income: $5335 Traditional Rental Income: $4446 Airbnb ROI: 1.32% Traditional ROI: 1.44%
1262 Marlin Drive Marathon, FL Located in the heart of Marathon, this property offers an excellent opportunity to enjoy t...	3 beds \| 2 baths \| 1,424 sq.ft.	$637,000	Airbnb cash on cash: 7.79% Traditional cash on cash: 5.47% Airbnb Rental Income: $7137 Traditional Rental Income: $4378 Airbnb ROI: 7.79% Traditional ROI: 5.47%
66 Tingler Lane Marathon, FL Imagine being just minutes from Sombrero Beach and only a 3-minute boat ride to the Atlant...	3 beds \| 2 baths \| 1,800 sq.ft.	$2,250,000	Airbnb cash on cash: 1.06% Traditional cash on cash: 0.77% Airbnb Rental Income: $7137 Traditional Rental Income: $5134 Airbnb ROI: 1.06% Traditional ROI: 0.77%
417 95Th Street Marathon, FL Step into your own private tropical oasis in the heart of Marathon. This charming two-bedr...	2 beds \| 1 baths \| 792 sq.ft.	$499,000	Airbnb cash on cash: 7.15% Traditional cash on cash: 3.03% Airbnb Rental Income: $5335 Traditional Rental Income: $2338 Airbnb ROI: 7.15% Traditional ROI: 3.03%
105 Avenue D #UNIT 110 Marathon, FL An exceptional opportunity to own this charming 2-bedroom, second-floor condominium, in C...	2 beds \| 1 baths \| 925 sq.ft.	$459,000	Airbnb cash on cash: 6.45% Traditional cash on cash: 2.44% Airbnb Rental Income: $5335 Traditional Rental Income: $2533 Airbnb ROI: 6.45% Traditional ROI: 2.44%
565 95Th Street Marathon, FL Completely Remodeled Pool Home!This elevated 3-bedroom, 2-bath stilt home is ideally situa...	3 beds \| 2 baths \| 1,080 sq.ft.	$970,000	Airbnb cash on cash: 4.72% Traditional cash on cash: 1.69% Airbnb Rental Income: $7137 Traditional Rental Income: $3025 Airbnb ROI: 4.72% Traditional ROI: 1.69%
103 52nd Street Marathon, FL Welcome to Casa Sirena, a refined waterfront retreat in Marathon offering comfort, privacy...	5 beds \| 4 baths \| 1,924 sq.ft.	$2,200,000	Airbnb cash on cash: 3.41% Traditional cash on cash: 0.91% Airbnb Rental Income: $12360 Traditional Rental Income: $4998 Airbnb ROI: 3.41% Traditional ROI: 0.91%
205 Stirrup Key Boulevard Marathon, FL Over 3400 sqft of Luxury Living is featured with this 2007 custom built CBS in the gated c...	4 beds \| 3 baths \| 3,414 sq.ft.	$2,249,000	Airbnb cash on cash: 2.17% Traditional cash on cash: 1.19% Airbnb Rental Income: $10583 Traditional Rental Income: $6577 Airbnb ROI: 2.17% Traditional ROI: 1.19%
780 95th Street Ocean Marathon, FL New on the market! Ideally located in the heart of Marathon, FL - just minutes from shops,...	4 beds \| 3 baths \| 1,448 sq.ft.	$850,000	Airbnb cash on cash: 9.11% Traditional cash on cash: 4.1% Airbnb Rental Income: $10583 Traditional Rental Income: $4664 Airbnb ROI: 9.11% Traditional ROI: 4.1%
10877 Overseas Highway #UNIT 44 Marathon, FL Ocean Isles Fishing Village Is an oceanfront complex. That sits on 7 acres. Brand new conc...	1 beds \| 2 baths \| 1,714 sq.ft.	$909,000	Airbnb cash on cash: 0.61% Traditional cash on cash: 3.1% Airbnb Rental Income: $3440 Traditional Rental Income: $4789 Airbnb ROI: 0.61% Traditional ROI: 3.1%
699 116Th Street Ocean Marathon, FL Lowest Priced Single Family Pool Home in Marathon \| Weekly Rentals Allowed \| Ocean ViewsMo...	2 beds \| 2 baths \| 1,176 sq.ft.	$749,000	Airbnb cash on cash: 4.25% Traditional cash on cash: 3.65% Airbnb Rental Income: $5335 Traditional Rental Income: $3841 Airbnb ROI: 4.25% Traditional ROI: 3.65%
12690 Overseas Highway #UNIT 413 Marathon, FL Wake up to open water views and the freedom to use your property on your terms at this wat...	2 beds \| 3 baths \| 1,352 sq.ft.	$825,000	Airbnb cash on cash: 2.4% Traditional cash on cash: 2.3% Airbnb Rental Income: $5335 Traditional Rental Income: $4179 Airbnb ROI: 2.4% Traditional ROI: 2.3%
105 Avenue D #APT 113 Marathon, FL Wake up to gentle canal breezes and end the day with your boat tied just steps from home. ...	1 beds \| 1 baths \| 600 sq.ft.	$424,000	Airbnb cash on cash: 2.73% Traditional cash on cash: 2.9% Airbnb Rental Income: $3440 Traditional Rental Income: $2747 Airbnb ROI: 2.73% Traditional ROI: 2.9%

Real Estate investment in Marathon, FL

There are 101 properties for sale in the city of Marathon . The median list price in Marathon is $1,073,500 and the average price per square foot is $581. In May 2026, the average monthly cash on cash return in Marathon is 1.00%. The average monthly rental income in Marathon is $3,410.

Marathon, FL Real Estate Investing: FAQs for Buyers, Sellers and Investors

There are 101 investment properties available for sale in Marathon.

In 2026, the best neighborhood to buy investment property is Marathon.

The ROI for Short-Term is higher than the Long-Term in Marathon with average rental income of $7,137.

Your search for investment property begins and ends here

Investment Property for Sale in Marathon, FL

7061 harbor village dr

Duck Key, FL

3 beds | 3 baths | N/A

$1,150,000

Airbnb cash on cash: 3.66%

Traditional cash on cash: 0.35%

Airbnb Rental Income: $7450

Traditional Rental Income: $2482

Airbnb ROI: 3.66%

Traditional ROI: 0.35%

2121 Yellowtail Drive

Marathon, FL

3 beds | 2 baths | 1,152 sq.ft.

$1,250,000

Airbnb cash on cash: 3.26%

Traditional cash on cash: 1.86%

Airbnb Rental Income: $7137

Traditional Rental Income: $4134

Airbnb ROI: 3.26%

Traditional ROI: 1.86%

126 Sunrise Drive

Marathon, FL

5 beds | 4 baths | 3,448 sq.ft.

$5,995,000

Airbnb cash on cash: 0.64%

Traditional cash on cash: 0.25%

Airbnb Rental Income: $12360

Traditional Rental Income: $7965

Airbnb ROI: 0.64%

Traditional ROI: 0.25%

1299 73rd Street Ocean

Marathon, FL

2 beds | 1 baths | 768 sq.ft.

$499,000

Airbnb cash on cash: 7.71%

Traditional cash on cash: 5.36%

Airbnb Rental Income: $5335

Traditional Rental Income: $3161

Airbnb ROI: 7.71%

Traditional ROI: 5.36%

1299/1297 73rd Street Ocean

Marathon, FL

4 beds | 2 baths | 1,536 sq.ft.

$950,000

Airbnb cash on cash: 8.23%

Traditional cash on cash: 3.13%

Airbnb Rental Income: $10583

Traditional Rental Income: $4121

Airbnb ROI: 8.23%

Traditional ROI: 3.13%

95 Coco Plum Drive #UNIT 4C

Marathon, FL

3 beds | 3 baths | 1,857 sq.ft.

$925,000

Airbnb cash on cash: 3.93%

Traditional cash on cash: 2.89%

Airbnb Rental Income: $7137

Traditional Rental Income: $4866

Airbnb ROI: 3.93%

Traditional ROI: 2.89%

13755 Overseas Highway

Marathon, FL

4 beds | 4 baths | 3,017 sq.ft.

$1,800,000

Airbnb cash on cash: 4.5%

Traditional cash on cash: 3.17%

Airbnb Rental Income: $12360

Traditional Rental Income: $7895

Airbnb ROI: 4.5%

Traditional ROI: 3.17%

599 30Th Street

Marathon, FL

3 beds | 2 baths | 1,537 sq.ft.

$999,000

Airbnb cash on cash: 4.21%

Traditional cash on cash: 3.14%

Airbnb Rental Income: $7137

Traditional Rental Income: $4760

Airbnb ROI: 4.21%