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27 Riverside Avenue

Mastic Beach, NY 11951

4 beds
4 baths
3,905 sqft
~1/2 acre lot
$166 per sqft
1989 build
– on site

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Welcome To Long Island's Boaters Paradise. This Two Story Contemporary Waterfront Home Is Situated In A Protected Waterway, Just A Three Minute Boat Ride To Open Water And The Pristine Moriches Bay. The Moriches Inlet Is Only Fifteen Minutes Away If You Are In The Mood For A Cruise In The Atlantic Ocean. This Remarkable Property Boast Ten Spacious Rooms, Including Four Bedroom And Four Bath. Upon Entering You'll Be Greeted By A Grand Foyer That Sets The Tone For Elegance Found Throughout The Home. The Heart Of Every Home Starts In The Kitchen Which Showcases Stainless Steel Appliances, Sleek Granit Counter Tops And An Island To Prepare Culinary Adventures Or Casual Meals With Ample Storage Space. Adjacent To The Kitchen An Elegant, Dining Room, Equally Impressive Den And A Spacious Living Room Adjoined With Large Sliding Doors, Bathing The Interior In Natural Light, While Offering Breath Taking Views Of The Water, A Cozy Gas Fire Place Adds Warmth And Charm. The Master Suite Is A True Retreat Featuring A Generous Layout, Walk In Closet And A En-Suite Bathroom. The Remaining Bedrooms Are Also Inviting, One Notable Highlight About This Property Is The Possibility Of A Legal Accessory Apartment (With Proper Permits Through The Town Of Brookhaven). This Provides Flexibility For Extended Family, Guest Or A Possible Income. Outdoor Living Is At Its Finest With Two Levels Of Deck Allowing You To Bask In The Natural Beauty Surrounding The Property. Have The Most Unforgettable Gatherings While Taking In The Breathtaking Views Of the Water. Additionally, This Property Offers An Extensive Catwalk To The Dock That Can Hold Up to Four Boats, Massive Two Car Garage And A Exceptionally Large Pave Driveway. Don't Miss The Opportunity To Make This Remarkable Property Your Own And Experience The Ultimate Waterfront Lifestyle., Additional information: Appearance:Excellent,Separate Hotwater Heater:Yes

Listing courtesy of ONEKEY / Coldwell Banker M&D Good Life

Last checked: Checking… • Last updated Apr 21, 2025 •

MLS# L3484056 —

The Building

Year Built:

1989
Basement:

false
Architectural Style:

Contemporary
Construction Materials:

Aluminum Siding, Frame
Patio And Porch Features:

Deck, Porch
# of Total Units:

1
New Construction:

false
Attic:

Partial

Interior

Levels:

Two
Living Area:

3905
Total Rooms:

10
Interior Features:

Cathedral Ceiling(s), Ceiling Fan(s), Chandelier, Eat-in Kitchen, Entrance Foyer, Formal Dining, First Floor Bedroom, Granite Counters, Primary Bathroom, Pantry, Walk-In Closet(s)
Fireplaces Total:

1
Flooring:

Hardwood
Additional Rooms:

Home Office,Library/Den
Room Description:

Finished/unfinished. Possible Legal Accessory Apt. With Proper Permits From Town. 13x10 Bedroom, 16 X 22 Living Room, Eat Kit Area, Full Bath, Walk Out Sliding Doors To Deck. Partial Basement Unfinished. And Storage.||Dining, Den, Eletric/ Fireplace, Living Room Opens to Deck. 10.5x 4 Third Bedroom, Bath||17 x 16 Master Bedroom with En-Suit, 11 x 18 2nd Bedroom, Partial Attic Space.
# of Kitchens:

2

Financial & Terms

Lease Considered:

false

The Property

Fencing:

Fenced
Lot Features:

Near Public Transit, Near School, Sprinklers In Front, Sprinklers In Rear
Parcel Number:

0200-940-00-05-00-019-000
Property Type:

Residential
Property Subtype:

Single Family Residence
Lot Size SqFt:

16,553 Sqft
Property Attached:

false
Additional Parcels:

No
Lot Size Dimensions:

16553

Listing Agent

Contact info:

Taxes

Tax Annual Amount:

13362.05
Tax Lot:

19
Included In Taxes:

Trash

Beds

Total Bedrooms:

4

Baths

Full Baths:

4
Total Baths:

4

The Listing

Heating & Cooling

Heating:

Forced Air, Oil
Cooling:

Central Air
# of Heating Zones:

3

Utilities

Sewer:

Cesspool
Water Source:

Public

Appliances

Appliances:

Electric Water Heater, Microwave, Refrigerator

Schools

High School:

William Floyd High School
Elementary School:

Tangier Smith Elementary School
High School District:

William Floyd
Middle School:

William Paca Middle School

The Community

Association:

false
Seasonal:

No
Senior Community:

false
Additional Fees:

No
Pool Private:

false
Spa:

false

Parking

Parking Features:

Attached, Driveway, Private

Extra Units

Other Structures:

Shed(s)

Explore the Area

My Commute

From

Soundscore™

Provided by HowLoud

Air Pollution Index

Provided by ClearlyEnergy

Utility Costs

$500/mo.

Estimate provided by ClearlyEnergy

View a full report

Sale history

Date	Event	Source	Price	% Change
9/22/23 Sep 22, 2023	Sold	ONEKEY	$650,000

House Sold on 9/22/2023

$650,000

Listing provided by broker:

Venus A. Salvatore

Coldwell Banker M&D Good Life

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Listing Courtesy of: ONEKEY and Coldwell Banker M&D Good Life.

IDX information is provided exclusively for consumers’ personal non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by the MLS.

Based on information submitted to the MLS GRID. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House Information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information.

27 Riverside Avenue

Mastic Beach, NY 11951