OneKey® MLS
  • Buy
  • Rent
  • Commercial
  • Find an Agent
  • NYS Fair Housing Notice
  • Language
    Price range
    $
    $
    Bedrooms
    Bathrooms
    Home type
    Square feet
    Lot size
    Heating
    Cooling
    Parking spots
    Garage
    Basement
    Year built
    Max HOA
    Down payment assistanceDown payment assistance
    Tours
    View
    More amenities
    1 home
      1 home available
      21 Old Portion Road, Lake Ronkonkoma, NY 11779
      Closed Oct 2, 2025
      21 Old Portion Road, Lake Ronkonkoma, NY 11779
      $440,000
      6beds
      2bath
      2,500sqft
      0.25acres
      House for Sale
      Down payment assistanceDown Payment Help

      21 Old Portion Road, Lake Ronkonkoma, NY 11779

      Listing by: Real Broker NY LLC
      1 - 1 of 1 results
      Copyright © 2025 OneKey® MLS LLC
      Display of MLS Data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals.
      Equal opportunity
      Membio
      OneKey® MLS
      21 Old Portion Road, Lake Ronkonkoma, NY 11779
      Closed Oct 2, 2025
      $440,000
      Down payment assistanceDown Payment Help
      6beds
      2full,half bath
      2,500sqft
      0.25acres

      21 Old Portion Road, Lake Ronkonkoma, NY 11779

      City/Town:Lake Ronkonkoma   Post Office: Lake Ronkonkoma     

      House for Sale by Michele HuguesReal Broker NY LLC.

      Data checked -. Listing last updated 65 days ago.
      1. Overview
      2. Details
      3. More 

      This expansive 6-bedroom, 2-bathroom home offers a prime location just right up the road from the lake, parks, and all the convenience of nearby LIRR and major highways. Though in need of renovation and TLC, this property presents a blank canvas for buyers with vision and the willingness to put in some work. Perfect for investors or home buyers looking to create their dream home. With ample space and endless possibilities, you can transform this property into a showstopper. Whether you're looking to renovate for resale or make this your dream home, the potential here is unlimited. With the proper permits- this house could easily be converted to a two family home! 3 bedrooms downstairs and 3 bedrooms upstairs with a separate entrance- possibility is unlimited! Don't miss out on this amazing opportunity to secure a home in one of the most desirable areas with a location that's hard to beat. Bring your ideas, tools, and ambition—this one won't last! Sachem School District!

      Internet Serviceability
      Details
        Property type
      Residential
        Year built
      1900
        Heating
      Natural Gas
        Cooling
      None
        Total rooms
      7
        Garage
      No
        City/Town
      Lake Ronkonkoma
        Post Office
      Lake Ronkonkoma
        Parking spots
      -
      880880
      MLS ID
      Closed
      Status
      Oct 2, 2025
      Closed
        Laundry features
      Gas Dryer Hookup, Laundry Room, Washer Hookup
        Flooring
      Hardwood
        Fireplace
      No
        Pets allowed
        Architectural Style
      Colonial
        Basement
      Full, Unfinished
        View
      Lake
      Interior features
      First Floor Bedroom, First Floor Full Bath, High Ceilings, Pantry, Washer/Dryer Hookup
      Exterior features
      Lot features
      Appliances included
      Cooktop, Dryer, Oven, Refrigerator, Washer
      Construction materials
      Vinyl Siding
      Monthly taxes
      $672
      Yearly taxes
      $8,059.38
      Community Features
      -
      School district
      Sachem
      Schools
      Chippewa Elementary School, Sagamore Middle School, Sachem High School North
      Senior community
      No
      Common Charges
      -
      Maintenance
      -
      Additional Fees
      -
      Open Houses
      In-Person
      No upcoming in-person open houses
      Virtual
      No upcoming virtual open houses
      Contact Agent
      Michele Hugues
      Michele Hugues
      Real Estate Salesperson, Real Broker NY LLC
      Direct Number 
       
      Location
      For Sale Nearby
      No nearby homes are For Sale Nearby.
      Recently Sold
      No nearby homes have been Recently Sold.
      21 Old Portion Road, Lake Ronkonkoma, NY 11779, is a 6 bedroom, 2 bathroom, 2500 sqft. Single Family Residence built in 1900. This property is currently available for sale and was listed on OneKey® MLS on 6-22-2025. The MLS# for this Single Family Residence is MLS# 880880.
      Display of MLS Data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals.
      Copyright ©2025