The Bryan Karp Team

13 Riverside Avenue , Mastic Beach, NY 11951

$549,000
  • 13 Riverside Avenue , Mastic Beach, NY 11951 Main Photo

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Active
BEDS3 BATHS3 full SQUARE FEET2,340 MLS#955402
STATUSActive PROPERTY TYPEResidential - Single Family SCHOOLWilliam Floyd

Property Description

Waterfront living with endless potential on Poospatuck Creek, offering direct access to the Forge River and beyond. This split-level home is all about location, views, and opportunity. The upper level features an open floor plan designed to capture the water from every angle, with three sliding glass doors that open to a sprawling upper deck, perfect for entertaining, relaxing, and soaking in the scenery.Enjoy 100 feet of bulkhead and your own private dock, ideal for boating, kayaking, paddle boarding, or simply enjoying life on the water. Wake up to stunning sunrises and wind down with peaceful sunsets reflected across the creek. This setting delivers true waterfront serenity.The home offers two additional rooms with flexible use, ideal for a home office, gym, game room, or creative space. Buyers may also choose to add wardrobes to use these rooms as additional sleeping areas.The lower level includes exterior entrances, creating excellent potential for a guest suite or accessory apartment with proper permits. Whether you envision multigenerational living, rental income, or flexible work-from-home space, the layout supports a variety of possibilities This home offers a fantastic opportunity for buyers ready to bring their vision and create a custom waterfront retreat tailored to their style. With an unbeatable waterfront setting, this is a rare chance to own property with direct access to the Forge River and the Great South Bay.

13 Riverside Avenue | MLS# 955402

This single family home located at 13 Riverside Avenue , Mastic Beach, NY 11951 is currently listed for sale with an asking price of $549,000. This property was built in 1972 and has 3 bedrooms and 3 full baths with 2340 sq. ft. Riverside Avenue is located within the William Floyd school district. Search Mastic Beach real estate on www.soldbybryan.com today.

Property Features

Property Type: Residential - Single Family
Cooling: Wall/Window Unit(s)
Fenced: Yes
Garage: 1
Heating: Baseboard, Hot Water, Oil
Home Style: Split Level
Lot Size: 0.25 Acres
Taxes: $12,175
Year Built: 1972

Amenities

First Floor Bedroom
First Floor Full Bath
Eat-in Kitchen
Open Floorplan
Primary Bathroom
Washer/Dryer Hookup

Feature Descriptions

Appliances: Gas Oven
Attic: Full, Pull Stairs
Days on Site: 65
Exterior: Vinyl Siding
Fencing: Back Yard, Fenced, Vinyl
Frontage: 100 Feet
GarageY/N: Yes
Heating Zones: 2
Number Of Kitchens: 1
On Market Date: 2026-01-27
Parcel Number: 0200-940-00-05-00-029-000
Parking Features: Driveway, Garage
Rental Term: Monthly
Rooms Total: 10
Sewer: Cesspool
Special View Info: Water
Utilities: Cable Available, Electricity Connected, Propane, Trash Collection Public, Water Connected
Water: Public
Waterfront Features: Bulkhead, Creek, River Access, Water Access, Waterfront

Local Schools

High School: William Floyd High School
Middle School: William Paca Middle School
Elementary School: Tangier Smith Elementary School
School District: William Floyd

Estimate Your Payment

Estimated Payment

$ 3,950.75 per month $2,776.04 Principal & Interest $1,014.58 Property Tax $160.13 Homeowner's Insurance

Change Payment Information

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(Payments are an estimate and may vary by lender)

Listed By / Shown By

Listing By

Agency Name: EXP Realty
Agency Contact: 888-276-0630

agent picture

Shown By

Agent Name: Bryan Karp
Agent Phone: (631) 759-5277
Agency Title: Coldwell Banker American Homes

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