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439 Southport StreetRonkonkoma, NY 11779

For Sale

$699,999

Smart Buyer Rebate $5,000

Welcome to this lovely colonial home Located in the Lakeland Area of Ronkonkoma, Connetquot Schools. Enter this home from charming Paver Walkway and Porch, Leading through a Newer Door into Foyer, Large Formal Living Room, Updated Eat-In-Kitchen with Custom Wood Cabinets, Newer Stainless Steel appliances including Induction Stove, entrance to heated Garage, Formal Dining Room with Opening to Kitchen, Cozy Den with Woodburning Fireplace, efficient freestanding Vermont casting wood burning stove. , Door to Beautiful 75 X150 Flat yard with Large Patio for entertaining and Hot Tub (gift). Upstairs: All Very Large Bedrooms, walk in closet, including Huge Primary Bedroom, New Full Bath, Raised Panel Doors, All Hardwood Floors throughout home, including under flooring in Den and Livingroom. Lower Lever: The Full Finished basement offers incredible expansion potential and features a convenient outside entrance. This space is partly Finished currently configured into 4 separate rooms, including wet bar, a full bathroom, including plumbing, Electric, baseboard heating. “Please Note” this area is in poor condition needs improvement requiring Tender Loving Care (TLC) allowing the new owner the unique opportunity to customize the space to their exact style and needs. Newer Roof, Updated Windows, Comfort is ensured year-round with 6 Split- System Providing both cooling and supplemental heating throughout home. Baseboard heat is provided by a 4 Zone Peerless Boiler with Separate Hot Water Heater. 200 Amp Electrical Service, Transfer Switch and External Connection for a Generator during power outages, 6 Zone Sprinkler system.

Listed by Lynn R. Deeg

·

Coldwell Banker American Homes

·

631-588-9090

Last updated November 28, 2025

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Source: OneKey #932830

Listing Facts

  • TypeSingle-family
  • NeighborhoodRonkonkoma
  • Bedrooms4
  • Bathrooms3
  • Days on Prevu37
  • Taxes$11,978.41/year
  • Size1,800 sqft
  • Price per sqft$389

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Parking

Location

Mortgage Calculator

Listing History

11/06/2025
Listed by Coldwell Banker American Homes
$699,999

Property Details for 439 Southport Street

Exterior

Construction

  • Window Features: Double Pane Windows
  • Year Built: 1970
  • Architectural Style: Colonial
  • Construction Materials: Vinyl Siding

Features

  • Direction Faces: South
  • Patio And Porch Features: Patio

Measurements

  • Building Area Units: Square Feet
  • Lot Size Acres: 0.26
  • Lot Size Square Feet: 11,326

Financial

Taxes

  • Parcel Number: 0500-084-00-03-00-025-000
  • Tax Annual Amount: $11,978.41
  • Tax Assessed Value: $38,800.00
  • Tax Year: 2025

Interior

Features

  • Appliances: Convection Oven, Cooktop, Dishwasher, Electric Range, Refrigerator, Washer
  • Fireplace Features: Family Room, Wood Burning, Wood Burning Stove
  • Fireplace: Yes
  • Fireplaces Total: 1
  • Flooring: Carpet, Hardwood
  • Interior Features: Beamed Ceilings, Breakfast Bar, Ceiling Fan(s), Eat-in Kitchen, Entrance Foyer, Formal Dining, Open Kitchen, Pantry, Tile Counters, Walk Through Kitchen, Washer/Dryer Hookup, Wet Bar

Measurements

  • Living Area: 1,800
  • Living Area Source: Public Records

Rooms

  • Basement: Finished, Full, Partially Finished, Storage Space, Walk-Out Access
  • Has Basement: Yes
  • Bathrooms Full: 1
  • Bathrooms Half: 2
  • Bathrooms Total Integer: 3
  • Bedrooms Total: 4
  • Rooms Total: 8

Parking

Parking

  • Garage Spaces: 1
  • Garage: Yes
  • Parking Features: Driveway, Garage

Schools

Elementary School

  • Elementary School: Helen B Duffield Elementary School
  • Elementary School District: Connetquot

High School

  • High School: Connetquot High School
  • High School District: Connetquot

Middle or Junior School

  • Middle Or Junior School: Ronkonkoma Middle School
  • Middle Or Junior School District: Connetquot

Utilities

Equipment

  • Cooling: Ductless, ENERGY STAR Qualified Equipment
  • Heating: Oil
  • Sewer: Cesspool
  • Utilities: Electricity Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 4 bedrooms and 3 bathrooms in this single-family home at 439 Southport Street.

What schools are nearby to 439 Southport Street?

Nearby schools include the Helen B Duffield Elementary School, Ronkonkoma Middle School, and Connetquot High School.

Does this single-family home have parking?

Yes, there is 1 parking space available for 439 Southport Street.

What are the annual taxes for 439 Southport Street?

Annual taxes for this single-family home are estimated at $11,978.

How does 439 Southport Street compare to other single-family homes in Ronkonkoma?

This single-family home is listed 8% above the average price for single-family homes in Ronkonkoma and has been on the market for 7 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 1,800 sqft.

439 Southport Street is a 4-bedroom, 3-bath single-family home for sale in Ronkonkoma NY 11779. On Prevu for 37 days at $699,999. This home features 1,800 square feet of living space, located in Ronkonkoma. The median listing price for single-family homes in this area is $584,495. Nearby schools include Helen B Duffield Elementary School, Ronkonkoma Middle School, and Connetquot High School. The home offers private outdoor space, dishwasher, parking, and washer/dryer. Explore more single-family home listings in Suffolk County.

The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey™ MLS. The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. Information Copyright 2025, OneKey™ MLS. All Rights Reserved.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.