12 Mountain St
Welcome to this inviting 3-bedroom, 2-bath ranch in Ronkonkoma, offering a thoughtful combination of recent improvements, everyday comfort, and practical living spaces. The beautifully renovated kitchen, updated within the past two years, serves as a welcoming centerpiece of the home, offering a refreshed space for relaxing, cooking and gathering. The convenient ranch-style layout is complemented by a full basement, providing additional space and flexibility with a separate entrance . Notable improvements include a roof replaced in 2019, a 200-amp electrical panel, and an oil burner and hot water tank approximately five years old. Four-zone oil-fired baseboard heating and ductless air units installed approximately six years ago provide options for year-round temperature control. Outside, a five-zone in-ground sprinkler system services both the front and rear yards. Additional features include kitchen appliances approximately six years old and a washer and dryer replaced approximately three years ago. Conveniently situated just minutes from the Ronkonkoma Long Island Rail Road station, this property offers access to regional transportation. With its combination of recent updates, functional features, and convenient location, this ranch presents an opportunity to enjoy all that the property has to offer.
Listing Information
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Facts & Features
Location
Community Information
Architecture
Features & Amenities
Property Features
Square Footage
Tax & Financial Information
Schools
Holbrook Road School
Assigned school for this home
Dawnwood Middle School
Assigned school for this home
Centereach High School
Assigned school for this home
Chippewa Elementary School
Waverly Avenue School
Nokomis School
Hiawatha School
Sachem High School North
School ratings are provided for informational purposes only and are subject to change. Attendance boundaries are for reference only — contact the school or district directly to verify enrollment eligibility.
Historical Data
Price History
| Date | Event | Price |
|---|---|---|
| 10/12/2026 | Listed for sale | $550,000 |
Listed by Andrew Fraczak · OverSouth LLC · 6317700030
Listing information 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 deemed reliable but not guaranteed by the MLS. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed. Copyright 2026, OneKey MLS. All rights reserved.
Last Updated: October 17, 2026 at 5:14 PM | Source: OneKey MLS | MLS#: 1061438

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