Real Estate Investment Properties for Sale in Islip, NY

Looking for investment property in Islip, NY with high ROI ?

Explore a variety of short-term homes & houses in Islip, NY. Invest wisely with VRBO & Islip, NY 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 Islip, NY

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PROPERTY	DETAILS	SALE PRICE	INVESTMENT PERFORMANCE
110 Saint Marks Lane Islip, NY This beautifully renovated Colonial offers space, style, and suburban tranquility. Featuri...	3 beds \| 2 baths \| 2,628 sq.ft.	$759,990	Airbnb cash on cash: -0.46% Traditional cash on cash: 1.88% Airbnb Rental Income: $2955 Traditional Rental Income: $3932 Airbnb ROI: -0.46% Traditional ROI: 1.88%
140 Ocean Avenue Islip, NY Classic 4-bedroom, 2.5-bath Colonial located south of Montauk on beautifully landscaped, p...	4 beds \| 3 baths \| 2,676 sq.ft.	$849,990	Airbnb cash on cash: 2.08% Traditional cash on cash: 2.99% Airbnb Rental Income: $5240 Traditional Rental Income: $4903 Airbnb ROI: 2.08% Traditional ROI: 2.99%
35 40th Street Islip, NY Lovely 3 BR Hi-Ranch In Islip School District - Cozy Great Room With Bar And Wood-Burning ...	3 beds \| 2 baths \| 1,834 sq.ft.	$709,000	Airbnb cash on cash: 0.17% Traditional cash on cash: 2.72% Airbnb Rental Income: $2955 Traditional Rental Income: $3954 Airbnb ROI: 0.17% Traditional ROI: 2.72%
100 Root Avenue Islip, NY Welcome to a truly exceptional offering, where no detail has been overlooked, and every in...	4 beds \| 4 baths \| 3,000 sq.ft.	$1,199,000	Airbnb cash on cash: 1.75% Traditional cash on cash: 1.93% Airbnb Rental Income: $5240 Traditional Rental Income: $4379 Airbnb ROI: 1.75% Traditional ROI: 1.93%
917 E End Walk Islip, NY HOUSE LOCATED IN ATLANTIQUE, FIRE ISLAND!! Your Next Great Escape to Paradise, Welcome to ...	4 beds \| 2 baths \| N/A	$1,250,000	Airbnb cash on cash: 0.3% Traditional cash on cash: 1.37% Airbnb Rental Income: $2733 Traditional Rental Income: $3330 Airbnb ROI: 0.3% Traditional ROI: 1.37%
2 W Walnut Street Islip, NY Step into the perfect blend of comfort and style at 2 W Walnut St, a beautifully updated r...	3 beds \| 1 baths \| 912 sq.ft.	$399,000	Airbnb cash on cash: 2.33% Traditional cash on cash: 4.55% Airbnb Rental Income: $2955 Traditional Rental Income: $3103 Airbnb ROI: 2.33% Traditional ROI: 4.55%
15 Dune Walk Islip, NY Welcome to The Tower House, a renowned architectural gem perched directly on the oceanfron...	3 beds \| 3 baths \| 1,432 sq.ft.	$1,675,000	Airbnb cash on cash: -0.39% Traditional cash on cash: 0.71% Airbnb Rental Income: $2503 Traditional Rental Income: $3597 Airbnb ROI: -0.39% Traditional ROI: 0.71%
2439 Union Boulevard #1A Islip, NY Welcome to 2439 Union Blvd Unit 1A! This beautiful 2 bedroom was updated in 2018 with hard...	2 beds \| 1 baths \| 1,000 sq.ft.	$329,000	Airbnb cash on cash: -3.89% Traditional cash on cash: 1.73% Airbnb Rental Income: $1564 Traditional Rental Income: $2854 Airbnb ROI: -3.89% Traditional ROI: 1.73%
119 Maddox Avenue Islip, NY Welcome to this amazing Expanded Cape Cod home on a cul-de-sac. This home features an ope...	4 beds \| 2 baths \| 1,456 sq.ft.	$599,999	Airbnb cash on cash: 4.03% Traditional cash on cash: 3.54% Airbnb Rental Income: $5240 Traditional Rental Income: $3900 Airbnb ROI: 4.03% Traditional ROI: 3.54%
2435 Union Boulevard #7A Islip, NY Hi Hats all throughout, added washer in unit, updated kitchen with new appliances, close t...	1 beds \| 1 baths \| 1,000 sq.ft.	$254,999	Airbnb cash on cash: 1.72% Traditional cash on cash: 7.92% Airbnb Rental Income: $1614 Traditional Rental Income: $2647 Airbnb ROI: 1.72% Traditional ROI: 7.92%
1 Spindrift Walk Islip, NY 1 Spindrift Walk is a contemporary Ocean View coastal retreat with 360 degrees of bay and...	4 beds \| 2 baths \| 1,800 sq.ft.	$999,000	Airbnb cash on cash: -0.9% Traditional cash on cash: 2.38% Airbnb Rental Income: $1317 Traditional Rental Income: $3956 Airbnb ROI: -0.9% Traditional ROI: 2.38%
1706 Spur Drive S Islip, NY Updated Expanded Ranch with 7 rooms located in Islip School District. Near Transportation ...	3 beds \| 2 baths \| 1,802 sq.ft.	$759,000	Airbnb cash on cash: 1.04% Traditional cash on cash: 1.49% Airbnb Rental Income: $3954 Traditional Rental Income: $3419 Airbnb ROI: 1.04% Traditional ROI: 1.49%
2449 Union Boulevard #19B Islip, NY - Approx. 875 square feet. - Beautiful, bright and sunny; Southern exposure - Open conce...	2 beds \| 1 baths \| 875 sq.ft.	$279,000	Airbnb cash on cash: -0.06% Traditional cash on cash: 6.33% Airbnb Rental Income: $1564 Traditional Rental Income: $2796 Airbnb ROI: -0.06% Traditional ROI: 6.33%
2453 Union Blvd #36B Islip, NY Welcome to 2453 Union Blvd! This recently renovated 2nd floor co-op features an open floor...	1 beds \| 1 baths \| 650 sq.ft.	$239,990	Airbnb cash on cash: 0.27% Traditional cash on cash: 4.75% Airbnb Rental Income: $1614 Traditional Rental Income: $2172 Airbnb ROI: 0.27% Traditional ROI: 4.75%
29 Oak Street Islip, NY Discover your dream home in Islip!! This charming single family home features 3 bedrooms, ...	3 beds \| 2 baths \| 1,232 sq.ft.	$619,000	Airbnb cash on cash: 0.61% Traditional cash on cash: 2.51% Airbnb Rental Income: $2955 Traditional Rental Income: $3371 Airbnb ROI: 0.61% Traditional ROI: 2.51%
11 Woodside Avenue Islip, NY Stunning Expanded Ranch Located South of Montauk Highway! Welcome to this beautifully expa...	5 beds \| 2 baths \| 3,832 sq.ft.	$825,000	Airbnb cash on cash: N/A Traditional cash on cash: 2.74% Airbnb Rental Income: $null Traditional Rental Income: $4697 Airbnb ROI: N/A Traditional ROI: 2.74%
2449 Union Boulevard #24A Islip, NY Move right into this charming and meticulously maintained one-bedroom co-op located on the...	1 beds \| 1 baths \| 588 sq.ft.	$215,500	Airbnb cash on cash: -5.71% Traditional cash on cash: -1.03% Airbnb Rental Income: $1614 Traditional Rental Income: $2112 Airbnb ROI: -5.71% Traditional ROI: -1.03%
70 Islip Avenue Islip, NY Charming Cape Home with 4 bedrooms, 2 bathrooms, renovated for comfort and style in 2022. ...	4 beds \| 2 baths \| 1,696 sq.ft.	$599,990	Airbnb cash on cash: 4.16% Traditional cash on cash: 4.01% Airbnb Rental Income: $5240 Traditional Rental Income: $4095 Airbnb ROI: 4.16% Traditional ROI: 4.01%
150 Main Street #57 Islip, NY Updated in 2023, this charming unit features an open-concept living room and kitchen, 2 sp...	2 beds \| 1 baths \| 460 sq.ft.	$149,000	Airbnb cash on cash: -4.09% Traditional cash on cash: 6.79% Airbnb Rental Income: $1564 Traditional Rental Income: $2666 Airbnb ROI: -4.09% Traditional ROI: 6.79%
4 Ferndale Boulevard Islip, NY This is the one! Welcome to 4 Ferndale Blvd in Islip! This picture-perfect ranch offers ch...	3 beds \| 2 baths \| 1,710 sq.ft.	$619,000	Airbnb cash on cash: 0.61% Traditional cash on cash: 3.25% Airbnb Rental Income: $2955 Traditional Rental Income: $3795 Airbnb ROI: 0.61% Traditional ROI: 3.25%
27 Captains Drive Islip, NY Welcome to the Club at Bayberry Harbor, one of Long Island's most exclusive waterfront com...	3 beds \| 3 baths \| 2,600 sq.ft.	$1,050,000	Airbnb cash on cash: -1.43% Traditional cash on cash: 0.55% Airbnb Rental Income: $2955 Traditional Rental Income: $4207 Airbnb ROI: -1.43% Traditional ROI: 0.55%
20 Whitman Avenue Islip, NY Fantastically updated Cape Cod style with redone floors, freshly painted, gorgeous kitchen...	4 beds \| 2 baths \| 1,197 sq.ft.	$629,000	Airbnb cash on cash: 4.11% Traditional cash on cash: 3.52% Airbnb Rental Income: $5240 Traditional Rental Income: $3830 Airbnb ROI: 4.11% Traditional ROI: 3.52%
287 Cedar Avenue Islip, NY Experience lakeside living at its finest in this beautifully crafted custom 4-bedroom, 2-b...	4 beds \| 2 baths \| 2,662 sq.ft.	$989,000	Airbnb cash on cash: 1.62% Traditional cash on cash: 2.03% Airbnb Rental Income: $5240 Traditional Rental Income: $4549 Airbnb ROI: 1.62% Traditional ROI: 2.03%
49 45th Street Islip, NY Welcome to this fully upgraded and move-in ready home, where modern comfort meets timeless...	3 beds \| 2 baths \| 1,100 sq.ft.	$635,999	Airbnb cash on cash: 0.79% Traditional cash on cash: 3.09% Airbnb Rental Income: $2955 Traditional Rental Income: $3643 Airbnb ROI: 0.79% Traditional ROI: 3.09%
120 Church Avenue Islip, NY Welcome to 120 Church Avenue â a beautifully maintained and updated (2012) 3-bedroom, 1....	2 beds \| 2 baths \| 2,498 sq.ft.	$729,000	Airbnb cash on cash: -1.21% Traditional cash on cash: 3.01% Airbnb Rental Income: $1564 Traditional Rental Income: $3983 Airbnb ROI: -1.21% Traditional ROI: 3.01%
58 39th Street Islip, NY Welcome Home To This Stunning & Newly Renovated Expanded Ranch Nestled Mid-Block In The He...	5 beds \| 3 baths \| 2,200 sq.ft.	$799,000	Airbnb cash on cash: N/A Traditional cash on cash: 3.95% Airbnb Rental Income: $null Traditional Rental Income: $5120 Airbnb ROI: N/A Traditional ROI: 3.95%
2453 D Union Boulevard Islip, NY Welcome to this spacious 2-bedroom deluxe co-op located in the heart of Islip Town! This u...	2 beds \| 1 baths \| 1,000 sq.ft.	$209,990	Airbnb cash on cash: -3.14% Traditional cash on cash: 5.37% Airbnb Rental Income: $1564 Traditional Rental Income: $2808 Airbnb ROI: -3.14% Traditional ROI: 5.37%
15 Cedar Avenue Extension Islip, NY This exceptional columned Colonial is located in the coveted Bayberry neighborhood, just a...	4 beds \| 3 baths \| 2,598 sq.ft.	$1,299,500	Airbnb cash on cash: -1.24% Traditional cash on cash: 1.09% Airbnb Rental Income: $2424 Traditional Rental Income: $4649 Airbnb ROI: -1.24% Traditional ROI: 1.09%
57 Wave Crest Drive Islip, NY South of Montauk/ 4 Bed/2 Bath/ Heated Gunite Saltwater Pool. This updated ranch has it al...	4 beds \| 2 baths \| 1,358 sq.ft.	$699,000	Airbnb cash on cash: 3.06% Traditional cash on cash: 3.19% Airbnb Rental Income: $5240 Traditional Rental Income: $4262 Airbnb ROI: 3.06% Traditional ROI: 3.19%
42 Richmond Street Islip, NY Excellent Ranch	5 beds \| 2 baths \| 1,280 sq.ft.	$599,999	Airbnb cash on cash: N/A Traditional cash on cash: 3.91% Airbnb Rental Income: $null Traditional Rental Income: $3883 Airbnb ROI: N/A Traditional ROI: 3.91%
113 Finch Lane #2B Islip, NY Highly desired, The Woodlands at Islip in Islip, NY is a beautifully maintained, tree-line...	1 beds \| 1 baths \| 863 sq.ft.	$269,000	Airbnb cash on cash: -4.39% Traditional cash on cash: 0.6% Airbnb Rental Income: $1614 Traditional Rental Income: $2421 Airbnb ROI: -4.39% Traditional ROI: 0.6%
136 Cedar Avenue Islip, NY Welcome to 136 Cedar Avenue! This custom Cape Cod is ideally located south of Montauk, jus...	3 beds \| 3 baths \| 2,346 sq.ft.	$699,000	Airbnb cash on cash: 0.3% Traditional cash on cash: 3.74% Airbnb Rental Income: $2955 Traditional Rental Income: $4512 Airbnb ROI: 0.3% Traditional ROI: 3.74%
1340 Spur Drive S Islip, NY Welcome to this massive expanded 2-story residence, set on a generously sized property off...	5 beds \| 3 baths \| 3,404 sq.ft.	$799,999	Airbnb cash on cash: N/A Traditional cash on cash: 3.61% Airbnb Rental Income: $null Traditional Rental Income: $5142 Airbnb ROI: N/A Traditional ROI: 3.61%
25 1st Street Islip, NY Welcome to This Beautifully Updated 2 Family Home Located in the Charming Community of Isl...	2 beds \| 2 baths \| 1,542 sq.ft.	$599,999	Airbnb cash on cash: N/A Traditional cash on cash: 3.02% Airbnb Rental Income: $null Traditional Rental Income: $3441 Airbnb ROI: N/A Traditional ROI: 3.02%
2423 Union Boulevard #6B Islip, NY Welcome To Forest Green! Facing the courtyard this unit is a one bedroom/one bathroom del...	1 beds \| 1 baths \| 903 sq.ft.	$239,999	Airbnb cash on cash: 1.99% Traditional cash on cash: 8% Airbnb Rental Income: $1614 Traditional Rental Income: $2520 Airbnb ROI: 1.99% Traditional ROI: 8%
52 Marvin Lane Islip, NY Grand Victorian Home Built in 1907 in Beautiful Renovated Condition. Enter onto Front Porc...	4 beds \| 3 baths \| 2,300 sq.ft.	$1,100,000	Airbnb cash on cash: 1.46% Traditional cash on cash: 2.15% Airbnb Rental Income: $5240 Traditional Rental Income: $4890 Airbnb ROI: 1.46% Traditional ROI: 2.15%
113 Finch Lane #1B Islip, NY This 1-bedroom, first-floor co-op in The Woodlands at Islip is being sold as-is, is not mo...	1 beds \| 1 baths \| 863 sq.ft.	$225,000	Airbnb cash on cash: -5.04% Traditional cash on cash: 0.88% Airbnb Rental Income: $1614 Traditional Rental Income: $2416 Airbnb ROI: -5.04% Traditional ROI: 0.88%
7 Sutton Place Islip, NY Spacious Maintained End Unit located in the desirable Emerald Woods, EIK w/ wood cabinets ...	3 beds \| 3 baths \| 1,900 sq.ft.	$699,999	Airbnb cash on cash: -0.34% Traditional cash on cash: 2.46% Airbnb Rental Income: $2955 Traditional Rental Income: $4104 Airbnb ROI: -0.34% Traditional ROI: 2.46%
74 Finch Lane #74 Islip, NY Desirable Woodlands of Islip CO-OP Community. Step into this beautifully maintained two-b...	2 beds \| 2 baths \| 918 sq.ft.	$385,000	Airbnb cash on cash: -4.59% Traditional cash on cash: 0.73% Airbnb Rental Income: $1564 Traditional Rental Income: $3034 Airbnb ROI: -4.59% Traditional ROI: 0.73%
2449 (b) #16 A Union Boulevard #16A Islip, NY Step into this beautifully updated deluxe size co-op featuring an open concept layout that...	1 beds \| 1 baths \| 812 sq.ft.	$249,000	Airbnb cash on cash: 1.17% Traditional cash on cash: 5.75% Airbnb Rental Income: $1879 Traditional Rental Income: $2454 Airbnb ROI: 1.17% Traditional ROI: 5.75%

Real Estate investment in Islip, NY

There are 47 properties for sale in the city of Islip . The median list price in Islip is $629,495 and the average price per square foot is $396. In October 2025, the average monthly cash on cash return in Islip is 3.00%. The average monthly rental income in Islip is $3,813.

Islip, NY Real Estate Investing: FAQs for Buyers, Sellers and Investors

There are 47 investment properties available for sale in Islip.

In 2025, the best neighborhood to buy investment property is Bay Shore.

The ROI for Short-Term is higher than the Long-Term in Islip with average rental income of $2,733.

Your search for investment property begins and ends here

Investment Property for Sale in Islip, NY

110 Saint Marks Lane

Islip, NY

3 beds | 2 baths | 2,628 sq.ft.

$759,990

Airbnb cash on cash: -0.46%

Traditional cash on cash: 1.88%

Airbnb Rental Income: $2955

Traditional Rental Income: $3932

Airbnb ROI: -0.46%

Traditional ROI: 1.88%

140 Ocean Avenue

Islip, NY

4 beds | 3 baths | 2,676 sq.ft.

$849,990

Airbnb cash on cash: 2.08%

Traditional cash on cash: 2.99%

Airbnb Rental Income: $5240

Traditional Rental Income: $4903

Airbnb ROI: 2.08%

Traditional ROI: 2.99%

35 40th Street

Islip, NY

3 beds | 2 baths | 1,834 sq.ft.

$709,000

Airbnb cash on cash: 0.17%

Traditional cash on cash: 2.72%

Airbnb Rental Income: $2955

Traditional Rental Income: $3954

Airbnb ROI: 0.17%

Traditional ROI: 2.72%

100 Root Avenue

Islip, NY

4 beds | 4 baths | 3,000 sq.ft.

$1,199,000

Airbnb cash on cash: 1.75%

Traditional cash on cash: 1.93%

Airbnb Rental Income: $5240

Traditional Rental Income: $4379

Airbnb ROI: 1.75%

Traditional ROI: 1.93%

917 E End Walk

Islip, NY

4 beds | 2 baths | N/A

$1,250,000

Airbnb cash on cash: 0.3%

Traditional cash on cash: 1.37%

Airbnb Rental Income: $2733

Traditional Rental Income: $3330

Airbnb ROI: 0.3%

Traditional ROI: 1.37%

2 W Walnut Street

Islip, NY

3 beds | 1 baths | 912 sq.ft.

$399,000

Airbnb cash on cash: 2.33%

Traditional cash on cash: 4.55%

Airbnb Rental Income: $2955

Traditional Rental Income: $3103

Airbnb ROI: 2.33%

Traditional ROI: 4.55%

15 Dune Walk

Islip, NY

3 beds | 3 baths | 1,432 sq.ft.

$1,675,000

Airbnb cash on cash: -0.39%

Traditional cash on cash: 0.71%

Airbnb Rental Income: $2503

Traditional Rental Income: $3597

Airbnb ROI: -0.39%

Traditional ROI: 0.71%

2439 Union Boulevard #1A

Islip, NY

2 beds | 1 baths | 1,000 sq.ft.

$329,000

Airbnb cash on cash: -3.89%

Traditional cash on cash: 1.73%

Airbnb Rental Income: $1564

Traditional Rental Income: $2854

Airbnb ROI: -3.89%