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439 Southport Street, 
Ronkonkoma, NY 11779

$699,999

4

Beds

3

Baths

1,800

Sq Ft

Single Family

Active

Listed by

Lynn Deeg
Coldwell Banker American Homes

Last updated:

January 7, 2026, 01:37 AM

MLS#

932830

Source:

OneKey MLS

Company Logo

About This Home

439 Southport Street

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 Basement is partly finished offers incredible expansion potential and features a convenient outside entrance. 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.

Home Facts

Single Family

3 Baths

4 Bedrooms

Built in 1970

Price Summary

699,999

$388 per Sq. Ft.

MLS #:

932830

Last Updated:

January 7, 2026, 01:37 AM

Added:

2 month(s) ago

Rooms & Interior

Bedrooms

Total Bedrooms:

4

Bathrooms

Total Bathrooms:

3

Full Bathrooms:

1

Interior

Living Area:

1,800 Sq. Ft.

Structure

Structure

Architectural Style:

Colonial

Building Area:

1,800 Sq. Ft.

Year Built:

1970

Lot

Lot Size (Sq. Ft):

11,326

Finances & Disclosures

Finances

Price:

$699,999

Price per Sq. Ft:

$388 per Sq. Ft.

Source:OneKey MLS
Copyright 2026 OneKey MLS. All rights reserved. Listings courtesy of OneKey MLS as distributed by MLS GRID . OneKey MLS provides content displayed here (“provided content”) on an “as is” basis and makes no representations or warranties regarding the provided content, including, but not limited to those of non-infringement, timeliness, accuracy, or completeness. Individuals and companies using information presented are responsible for verification and validation of information they utilize and present to their customers and clients. OneKey MLS will not be liable for any damage or loss resulting from use of the provided content or the products available through Portals, IDX, VOW, and/or Syndication. Recipients of this information shall not resell, redistribute, reproduce, modify, or otherwise copy any portion thereof without the expressed written consent of OneKey MLS.

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Contact an Agent

Yes, I would like more information. Please use and/or share my information with a Coldwell Banker ® affiliated agent to contact me about my real estate needs. By clicking Contact, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If a Coldwell Banker affiliated agent is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE®, CENTURY 21®, Corcoran®, ERA®, or Sotheby's International Realty®). I acknowledge that I have read and agree to the terms of use and privacy notice.