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13 Riverside Avenue, Mastic Beach, NY 11951

Local realty services provided by:CENTURY 21 AllPoints Realty
13 Riverside Avenue,Mastic Beach, NY 11951
$549,000
  • 3 Beds
  • 3 Baths
  • 2,340 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Jan 31
    11:00 am - 01:00 pm
Listed by: tina jahrsdoerfer, toni j. flohr
Office: exp realty
MLS#:955402
Source:OneKey MLS

Price summary

  • Price:$549,000
  • Price per sq. ft.:$234.62

About this home

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

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Home facts

  • Year built:1972
  • Listing ID #:955402
  • Added:1 day(s) ago
  • Updated:January 28, 2026 at 04:23 PM

Rooms and interior

  • Bedrooms:3
  • Total bathrooms:3
  • Full bathrooms:3
  • Living area:2,340 sq. ft.

Heating and cooling

  • Heating:Baseboard, Hot Water, Oil

Structure and exterior

  • Year built:1972
  • Building area:2,340 sq. ft.
  • Lot area:0.25 Acres

Schools

  • High school:William Floyd High School
  • Middle school:William Paca Middle School
  • Elementary school:Tangier Smith Elementary School

Utilities

  • Water:Public
  • Sewer:Cesspool

Finances and disclosures

  • Price:$549,000
  • Price per sq. ft.:$234.62
  • Tax amount:$12,175 (2025)
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