471 Southport Street
Ronkonkoma, NY, 11779 $ 999,888
Bedrooms7 Baths4.0 Sq 4,683 Monthly Estimate*
$ 6,313
for $999,888 with 7 bedrooms and 4 full baths. This 4,683 square foot home was built in 2005 on a lot size of 0.63.
Rare Scale, Space & Flexibility in Ronkonkoma. Owner-built in 2005 and being offered for its first sale since construction, this oversized 0.63-acre Ronkonkoma property delivers rare scale, volume, and versatility. 471 Southport Street features 10-foot ceilings, abundant natural light, central HVAC, and quality construction details including 6-inch walls. The layout supports today’s need for space, privacy, dedicated work areas, and room to spread out. The main and second levels offer 5 bedrooms and 3 full baths, with expansive living and dining areas designed for daily comfort and entertaining. The spacious kitchen features a center island, breakfast area, granite counters, stainless steel appliances, and access to the deck and deep backyard with room for outdoor enjoyment, recreation, or future improvements. Upstairs, the oversized 25' x 25' bonus room provides exceptional flexibility as a family room, media lounge, playroom, gym, home office, or potential reconfiguration opportunity, subject to proper approvals. The primary bedroom features tray ceilings, a walk-in closet, and a generous feel. A major value-add, the lower level includes a legal accessory area per CO with 2 bedrooms, full bath, kitchen, and separate entrance — ideal for extended household living and lifestyle flexibility. Buyer to verify intended use. With approximately 4,683 sq ft total per provided floor plan, a two-car garage with extra-wide bays, garage sink, basement access, and driveway parking for up to 8 cars, this home offers a rare combination of interior scale, lot size, and adaptability. Come experience the ceiling height, light, and scale in person — this one truly lives large.
See more
Single Family Coming Soon
FeaturesInteriorInterior Amenities Eat-in Kitchen
Basement Finished See Remarks Walk-Out Access
Basement Features Finished See Remarks Walk-Out Access
Basement (Y/N) Y
Half Baths 0
Total Bedrooms 7
Total Baths 4
See more
GeneralSewer Cesspool
Heating Baseboard
Cooling Central Air
Utilities Cable Connected Electricity Connected
Appliances Dishwasher Electric Range Microwave Refrigerator
Garage Spaces 2
Architectural Style Colonial
Construction Materials Vinyl Siding
Year Built 2005
Property Subtype Single Family Residence
Tax Year 2026
Parcel Number 0500084000300022001
County Suffolk County
Property Type Residential
HOA N
Garage Y/N Y
Total Rooms 10
Full Baths 4
High School Connetquot High School
City Islip
Senior Community Y/N N
High School District Connetquot
Carport Y/N N
Elementary School Helen B Duffield Elementary School
Property Attached Y/N N
Tax Annual Amount 20147
Middle/Junior High School Ronkonkoma Middle School
Building Area Units Square Feet
Standard Status Coming Soon
Middle/Junior School District Connetquot
Elementary School District Connetquot
Tax Assessed Value 64000
Tax Lot 22.001
See more
ExteriorParking Features Driveway Driveway
Water Source Public
Total Parking 10
Parking Spaces 10
Building Area Total 4683
Waterfront Y/N N
See more
* Excluded FeaturesList ByRobert J. Gellert SRESListing Agent
Century 21 Shared PurposeBroker
Affordability Calculator
- Monthly Principal & Interest
- $6,313
- Monthly Property Taxes
- $1,679
- Monthly Home Insurance
- --
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
Learn more about how to save NearbySingle family listings in Ronkonkoma, NY
Average List Price $646,046
Percent of Sale Price 35%
About Ronkonkoma, NY 39,334 Population
2% Since 2002
$ 87,217 Median Income
41.97 Median Age
33% Households with Children
Trends Information provided by ATTOM Data Solutions.
4099590 Elementary School
4099118 Middle School
Connetquot High School High School
Pricing History| Date | Price | Price Change | Description |
|---|
| 9/25/2026 | $999,888 | | Listed Price |