NY
Suffolk
Mastic Beach
11951
13 Riverside Avenue
13 Riverside Avenue, Mastic Beach, NY 11951
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Listing Type
Single Family
Listing Status
Active
30
$549,000

Home Details for 13 Riverside Avenue

Price
$549,000
Type
Residential
Bedrooms
3
Bathrooms
3.0
Square feet
2340
Year built
1972
Lot size acres
0.25
County
Suffolk
Total rooms
10
Garage
1
Days on site
25
MLS Listing#
955402
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.

Property Features
  • Utilities
    • Cable Available
    • Electricity Connected
    • Propane
    • Water Connected
  • Waterfront and Water Access
    • Creek
    • River Access
    • Waterfront
  • Heating Information
    • Baseboard
    • Hot Water
    • Oil
  • House Interior
    • Eat-in Kitchen
    • Open Floorplan
  • Parking
    • Driveway
    • Garage
  • Cooling Information
    • Wall/Window Unit(s)
  • Water Features
    • Public
School Information
School Information for 13 Riverside Avenue, Mastic Beach, NY 11951
Elementary School
Tangier Smith Elementary School
Middle School
William Paca Middle School
High School
William Floyd High School
Listing Courtesy: EXP Realty - 888-276-0630
Presented by: Tina Jahrsdoerfer
The data relating to real estate for sale on this website comes in part from the Internet Data exchange of OneKey MLS. IDX information is 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. Copyright ©2026 OneKey MLS. All Rights Reserved
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EXIT REALTY DKC
3825 East Tremont Ave, Bronx, NY 10465
Justin Simmons
Associate Broker
Office
718 676 1371
Agent
917 254 2103
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