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Homes Under $700K in Islip, NY

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24 of 262 Listings

Map

24 of 262 Listings

Price Reduced28

Homes Under $700K in Islip, NY — Page 7

262 listings

Homes Under $700K in Islip, NY

Hide Map

24 of 262 Listings

Map

Homes Under $700K in Islip, NY

24 of 262 Listings

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Price Reduced28

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Active

$225,000

1 bd · 1 ba · 791 sqft

2439 Union Boulevard Unit 3a, Islip, NY

Kerri Passamenti · BH&G R E Realty Connect

Price Reduced10Active

$175,000

2 bd · 1 ba · 672 sqft

8 Buttercup Drive, Islip, NY

Danielle L. Balzarano · Howard Hanna Coach

Price Reduced28Active

$225,000

1 bd · — ba · 791 sqft

2439 Union Boulevard 3a, Islip, NY

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

36Active

$630,000

3 bd · 1 ba · 1,080 sqft

22 W Willow Street, Islip, NY

Sigfredo E. Ramos Ventura · Nova Real Estate NY Corp

Price ReducedOpen house Sat, Nov 7 · 12:00 PM33Active

$579,000

3 bd · 2 ba · 1,760 sqft

58 Morton Street, Islip, NY

Nicole C. Commisso · OverSouth LLC

1Active

$600,000

7 bd · 2 ba · 2,062 sqft

11 Leahy Avenue, Islip, NY

Ruth E. Espinal · True Homes Inc

5Active

$649,999

5 bd · 3 ba · 1,362 sqft

326 Lincoln Avenue, Islip, NY

Ana M. Cuzzone GRI CRS · Millennium Homes

16Active

$239,990

1 bd · 1 ba · 850 sqft

2449 Union Boulevard 21a, Islip, NY

Michael J. Watts · Michael J Watts & Assoc Inc

11Active

$655,000

7 bd · 3 ba · 2,737 sqft

97 Hiawatha Drive, Islip, NY

Geralda Desir · Goldcrest Realty Group LLC

Price ReducedOpen house Sun, Nov 8 · 1:00 PM24Active

$628,990

2 bd · 1 ba · 1,123 sqft

7 Eastover Road, Islip, NY

Debra Raimo · Douglas Elliman Real Estate

Price Reduced27Active

$439,000

2 bd · 1 ba · 937 sqft

85 Richmond Boulevard Unit 1a, Islip, NY

Lily M. Macari GRI CBR · Real Broker NY LLC

Price ReducedOpen house Sat, Nov 7 · 12:00 PM14Active

$337,000

1 bd · 1 ba · 950 sqft

3909 Wilshire Lane Unit 3909, Islip, NY

Lisa F. Hendrickson · Douglas Elliman Real Estate

16Active

$519,000

2 bd · 2 ba · 1,046 sqft

97 Revere Drive, Islip, NY

Lisa F. Hendrickson · Douglas Elliman Real Estate

17Active

$279,999

2 bd · 1 ba · 900 sqft

2453 Union Boulevard 39B, Islip, NY

Christine Hodulick · Coldwell Banker American Homes

Price ReducedOpen house Sat, Nov 7 · 1:30 PM10Active

$299,000

1 bd · 1 ba · 0 sqft

157 Newbrook Lane Unit 157, Islip, NY

Jack Ramsay · Eric G Ramsay Jr Assoc LLC

20Active

$549,999

2 bd · 2 ba · 1,464 sqft

178 Ashley Court, Islip, NY

Frank S. Morreale · Coldwell Banker American Homes

29Active

$600,000

4 bd · 2 ba · 1,148 sqft

1528 Baldwin Boulevard, Islip, NY

Peter C. Grosso CBR · RE/MAX Integrity Leaders

14Active

$499,999

2 bd · 2 ba · 1,127 sqft

263 N 3rd Avenue, Islip, NY

Doris M. Kennedy · Kennedy L I Realty

Price Reduced46Active

$599,000

3 bd · 3 ba · 2,164 sqft

77 Sunburst Terrace, Islip, NY

Thomas J. Malanga · BH&G R E Realty Connect

Price Reduced21Active

$677,500

5 bd · 3 ba · 1,200 sqft

173 Ferndale Boulevard, Islip, NY

Luis Lino CBR · Millennium Homes

2Active

$575,000

3 bd · 3 ba · 1,232 sqft

14 Harrison Street, Islip, NY

Sigfredo E. Ramos Ventura · Nova Real Estate NY Corp

Price ReducedOpen house Sat, Nov 7 · 11:00 AM18Active

$359,000

1 bd · 1 ba · 900 sqft

251 Village Drive Unit 251, Islip, NY

Michael Marcaccio SRES · Integrity Core Realty

7Active

$229,000

2 bd · 1 ba · 554 sqft

150 Main Street 1, Islip, NY

Alexandria L. Forgione · HomeSmart Dynamic Realty

Price ReducedOpen house Sat, Nov 7 · 12:00 PM45Active

$599,999

3 bd · 3 ba · 1,300 sqft

666 Rosevale Avenue, Islip, NY

Nicole Chimento · Coldwell Banker American Homes

1…6 7 8…11

Listing data & MLS disclosures

NY State MLS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange (IDX) program of the New York State Alliance MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Real estate listings held by brokerage firms other than Realty.com, are indicated by detailed information about them such as the name of the listing firms. All information deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change or withdrawal. Neither the listing broker(s) nor Realty.com shall be responsible for any typographical errors, misinformation, misprints, and shall be held totally harmless. Copyright © 2026 New York State Alliance and participating MLS's - CNYIS, UNYREIS and WNYREIS. All Rights Reserved.
OneKey MLS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange of OneKey MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright © 2026 OneKey MLS. All Rights Reserved

Islip housing market

September 2026

Homes that sold · County records, as of Sep 23, 2026

Median sale price: $597,500$516,689–$852,875 typical range
Sales: 14
Paid in cash: 50.0%

Homes on the market · MLS, as of Sep 27, 2026

Median list price: $612,500
Homes for sale: 32

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 9, 2026

Islip, NY community profile

Area: 5.1 sq. mi.

Source: HJN community data

L. Custen Realty, Inc. d/b/a Realty.com/L. Custen Realty CT, LLC d/b/a Realty.com (Tom O’Leary-Broker)(CT properties only), 8323 Southwest Freeway, Suite 900, Houston, Texas 77074

The information provided by this website is for the personal, non-commercial use of consumers and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Listing data is derived from various Multiple Listing Services; each source MLS and its required disclaimer are shown with the listings on the applicable page. Realty.com is an independently owned and operated brokerage.

Your local brokerage

Thomas O'Leary

Realty.com

Lic. #10311208632

Call Thomas

Listing data & MLS disclosures

NY State MLS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange (IDX) program of the New York State Alliance MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Real estate listings held by brokerage firms other than Realty.com, are indicated by detailed information about them such as the name of the listing firms. All information deemed reliable but not guaranteed and should be independently verified. All properties are subject to prior sale, change or withdrawal. Neither the listing broker(s) nor Realty.com shall be responsible for any typographical errors, misinformation, misprints, and shall be held totally harmless. Copyright © 2026 New York State Alliance and participating MLS's - CNYIS, UNYREIS and WNYREIS. All Rights Reserved.
OneKey MLS: The data relating to real estate for sale on this website comes in part from the Internet Data exchange of OneKey MLS. IDX information is provided exclusively for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Information deemed reliable but not guaranteed. Copyright © 2026 OneKey MLS. All Rights Reserved

Islip, NY community profile

Area: 5.1 sq. mi.

Source: HJN community data

Islip housing market

September 2026

Homes that sold · County records, as of Sep 23, 2026

Median sale price: $597,500$516,689–$852,875 typical range
Sales: 14
Paid in cash: 50.0%

Homes on the market · MLS, as of Sep 27, 2026

Median list price: $612,500
Homes for sale: 32

Housing stock — every home in the area, not only the ones selling or listed · Assessor records, as of Sep 9, 2026

Median home size

1,687 sq. ft.