21 Hancock St, Islandia, NY 11749

Contingent

Last updated: Feb 27, 2026

Property Type

Residential

Property Sub Type

Single Family Residence

Bedrooms

Bathrooms

Square Feet

2,244

Year Built

1972

Opportunity For Multiple Family Home. 21 Hancock St, Islandia, NY Renovations just completed shining like diamonds! Brand-new kitchen's Gleaming wood floors Spacious 5 bedrooms New heating system New roof & some updated windows 3 private entrances having the space everyone wants with room to grow or incredible income potential with proper permits. 1st Floor 2 Private Entrances with 2 Full Baths . 2nd Floor is 3 huge bedrooms with brand new eat in kitchen, formal dining rm , spacious living room, Sliders to private deck. Pull down stairs for attic. Fully fenced. Partial Garage. Seller is offering 1.5% to buyers for closing costs. Just off Old Nicolls Rd ,South of the Long Island Expressway. #locationlocationlocation #RenovatedHome #IslandiaNY #OpportunityKnocks #multifamily

Property Information

Property Details

Location

Address

21 Hancock St

City

Islandia

Zip Code

11749

Interior Features

Beds and Baths

Bedrooms

Full Bathrooms

Building

Building Information

Square Feet

2,244

Year Built

1972

Listing provided by Denise Torino • Seal the Deal Real Estate, (631) 456-4600

Market Report for 11749

* The market data shown is based on available information from Multiple Listing Service (MLS) and/or public records. Data provided is for informational and educational purposes only and may not represent the full housing market. For more accurate information, consumers should consult a certified appraiser or licensed real estate agent.

*Average of $2,150 in rewards is calculated based on the purchase or sale of a home between $400,000 to $449,000. The median home price for all housing types is in the United States is $405,400 as of 2025 as reported by the National Association of Realtors® (NAR). The actual reward amount may vary depending on the purchase or sales price of the home. Please see the Lakeview Home Rewards program terms and conditions for more details. The National Association of Realtors® is a registered trademark of the National Association of Realtors®.

Source: State Listings, Inc

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 provided is deemed reliable but is not guaranteed and should be independently verified. Copyright © 2026}} by My State MLS. All Rights Reserved.

For corrections to this data please contact Brytecore MLS Support.

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