Sold
Last Sold Price
3 beds
115 Riverside Ave, Mastic Beach, NY 11951
Single FamilyProperty Type
0.66 acresLot Size
1974Year Built
1 carParking Spaces

Description

This is the home you have been waiting for. This property and home offers a vacation every day in your own home. In this Immaculate private oasis you can unpack and relax as soon as you move in. This updated 3 bedroom ranch is situated on a secluded & natural.75 acre on Poospatuck Creek with access directly to the Forge River. Natural light, w/Over sized Windows Open airy floor plan with all the updates imaginable. Kitchen is cultured stone countertops, SS appl, Center cooktop serving island, coffee...This is the home you have been waiting for. This property and home offers a vacation every day in your own home. In this Immaculate private oasis you can unpack and relax as soon as you move in. This updated 3 bedroom ranch is situated on a secluded & natural.75 acre on Poospatuck Creek with access directly to the Forge River. Natural light, w/Over sized Windows Open airy floor plan with all the updates imaginable. Kitchen is cultured stone countertops, SS appl, Center cooktop serving island, coffee bar, & wine closet. Builtin seating area with additional storage, Vaulted ceiling with remote controlled skylights in Kitchen. Hardwood flooring thru-out the home. Vaulted Wood ceiling in Dining Room, and Master, Wood burning Fireplace in Living Room,Designer builtins w/ custom lighting in Kitchen, Master Bedroom, Bath and much more. The backyard offers a Salt Water Pool,pergola covered Koi Pond ,sunbathing patio, with all amenities meticulously chosen recently. Must See To Believe!
  • Listed by: Andrea M Casey • Century 21 Bays Edge Realty In
Listing closed: 12/01/2021 12:00 AM • Source: ONEKEY, MLS#: 3337707

Recent comparable sales

Median sold price

$465,000

Avg days on market

40

Sale-to-list ratio

102.6%

Mastic Beach, NY

9 comparable properties found

$435,000 | 111 Riverside Avenue, Mastic Beach, NY 11951
1

$435,000

Sold 10/16/25

3
Bedrooms
1,218
Square Feet
0.33
Acres
a view of a house with a patio
2

$465,000

Sold 04/23/26

3
Bedrooms
1,161
Square Feet
0.33
Acres
a view of a yard in front of a house with plants and large tree
3

$450,000

Sold 03/25/26

3
Bedrooms
1,263
Square Feet
0.25
Acres
a view of a back yard of the house
4

$480,000

Sold 10/30/25

3
Bedrooms
1,050
Square Feet
Unavailable
Acres
front view of a house with a yard
5

$480,000

Sold 06/26/26

3
Bedrooms
900
Square Feet
0.16
Acres
a front view of house with yard and green space
6

$465,000

Sold 12/29/25

3
Bedrooms
1,104
Square Feet
0.27
Acres
$435,000 | 72 Stackyard Drive, Mastic Beach, NY 11951
7

$435,000

Sold 06/12/25

3
Bedrooms
1,032
Square Feet
0.25
Acres
a view of a house with a backyard
8

$455,636

Sold 06/30/25

3
Bedrooms
1,016
Square Feet
0.75
Acres
a front view of a house with garden
9

$525,000

Sold 10/30/25

3
Bedrooms
1,050
Square Feet
0.25
Acres

Location

Listing Courtesy of Century 21 Bays Edge Realty In, Andrea M Casey

Sold By Douglas Elliman Real Estate, Eric Boorum

Add your commute

Virtual Tour

Payment Calculator

$2,914 per month

30 year fixed, 6.55% Interest

Principal and Interest

$2,348

Property Taxes

$566

HOA Dues

$0

The Payment Calculator is for illustrative purposes only.

Know your buying power with a preapproval and custom rate in minutes

Rocket Mortgage1

Property Information for 115 Riverside Avenue

Property Details
  • Taxes: $6,793 / year
  • MLS Type: Single Family
  • Township: Brookhaven
  • Architectural Style: Ranch
  • Garage Spaces: 1.0
  • Section Area: Mastic Beach Rd
  • Offer Presentation: Cannot be Present
Building Information
  • Year Built: 1974
  • Lot Size: 0.66 AC / 28,750 SF
Summary
Location and General Information
  • Senior Community YN: No
  • MLS Area Minor: 25
  • MLS District Code: 200
  • Directions: Easy GPS Directions from Montauk Hway South.
  • Tax Block: 0003
  • Tax Lot: 52
  • Property Attached: No
  • Structure Type: Detached
  • New Construction YN: No
  • Flood Zone Report: No
  • Lot Size Source: Other
School Information
  • School District: William Floyd
  • Elementary School District: William Floyd
  • Middle Or Junior School District: William Floyd
  • Middle Or Junior School: William Floyd Middle School
  • HighSchool District: William Floyd
  • High School: William Floyd High School
Rental
Rental
  • Lease Considered: No
Unit Information
Unit Information
  • Building Units Total: 1
Room Information
Room 1 Information
  • Room Level: First
  • Room Type: Living Room
  • Room Description: Foyer,FLR,FDR, 3Bdrm, Full Bath
Taxes and HOA Information
Taxes and HOA Information
  • Parcel Number: 0200-939-00-07-00-025-000
  • Tax Map Number: 0200-939-00-07-00-025-000
Interior and Exterior Features
Interior Features
  • Amenities: 1st Floor Bedrm, Cook Top, Dishwasher, Dryer, Entrance Foyer, Inground Pool, Living Room / Dining Room, Patio, Public, Refrigerator, Wall Oven, Washer
  • Interior Features: 1st Floor Bedrm, Entrance Foyer, Living Room / Dining Room
  • Appliances: Cooktop, Dishwasher, Dryer, Refrigerator, Oven, Washer
  • Number Of Kitchens: 1
  • Total Rooms: 8
  • Living Area Units: Square Feet
  • Basement: None
  • Attic Description: Unfinished
  • Fireplaces Total: 0
  • Location Amenities: 1st Floor Bedrm, Entry Foyer, Foyer, Dining Bay Foyer, Patio, In Ground Pool
  • Common Walls: No Common Walls
Exterior Features
  • Exterior Property Features: Inground Pool, Patio, Private, Attached, 1 Car Attached
  • Elevation Certificate: No
  • Patio And Porch Features: Patio
  • Construction Materials: Frame
  • Pool Private: Yes
  • Pool Features: Inground Pool
  • Pool Details: Inground Pool
Lot Information
  • Lot Size Dimensions: 0.66
  • Building Area Units: Square Feet
Parking
  • Parking Type: Pvt
  • Parking Features: Private, Attached, 1 Car Attached
  • Attached Garage: Yes
  • Garage: Yes
Utilities
  • Cooling: Yes
  • Cooling: Central Air
  • Heating: Oil, Hot Water
  • Heat Fuel Type: Oil, Hot Water, Gas Stand Alone
  • Hot Water: Gas Stand Alone
  • Sewer: Cesspool
  • Water Source: Public
Green Features
  • Green Features: Cooktop, Dishwasher, Dryer, Refrigerator, Oven, Washer, Oil, Hot Water, Gas Stand Alone, Inground Pool

Public Records for 115 Riverside Avenue

Taxable ValueLand$300Additions$1,140Total$1,440
Tax Record2024$5,913 ($493 / month)
Home Facts
Beds0Lot Size28,750 SqFtStyleSingle Family ResidenceCountySUFFOLKAPN0200-939.00-07.00-025.000

Schools near 115 Riverside Avenue

This home is within William Floyd Union Free School District.
Rating
School
Type
Grades
Distance
Public - K to 5
Public - 6 to 8
Public - 9 to 12
Public - K to 5
Rating
School
Distance
Tangier Smith Elementary School
PublicK to 5

William Paca Middle School
Public6 to 8

William Floyd High School
Public9 to 12

William Floyd Learning Center
PublicK to 5

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Similar Homes

New listings in 11951

$549,990 | 144 Cranberry Drive, Mastic Beach, NY 11951
1/3

Listing Courtesy of Signature Premier Properties, Glenn C. Kennedy

Coming Soon

$549,990

2
Bedrooms
1,277
Square Feet
0.41
Acres
$649,000 | 62 Mill Drive, Mastic Beach, NY 11951
1/25

Listing Courtesy of Century 21 Cor Ace Realty Inc, Gina M. Walter

New

$649,000

4
Bedrooms
2,250
Square Feet
0.5
Acres
$550,000 | 8 Silver Road, Mastic Beach, NY 11951

Listing Courtesy of Premium Group Realty Corp, Mavis P. Lopez; Premium Group Realty Corp, Walter Florian

Open: 8/29 01:00PM - 03:00PMNew

$550,000

4
Bedrooms
1,152
Square Feet
0.23
Acres
$550,000 | 59 Whittier Drive, Mastic Beach, NY 11951
1/23

Listing Courtesy of Century 21 Scala Group, Kenneth Scala

Open: 8/29 01:00PM - 03:00PMNew

$550,000

4
Bedrooms
1,628
Square Feet
0.00
Acres
$485,000 | 287 Whittier Drive, Mastic Beach, NY 11951
1/20

Listing Courtesy of Exit Realty Edge, Elvis Reyes

Open: 8/29 11:00AM - 01:00PM

$485,000

3
Bedrooms
1,000
Square Feet
0.21
Acres
$615,000 | 91 Diana, Mastic Beach, NY 11951

Listing Courtesy of Brookhampton Realty, C Reade R. Stewart

$615,000

4
Bedrooms
1,850
Square Feet
0.18
Acres
$439,000 | 43 Wavecrest Drive, Mastic Beach, NY 11951
1/24

Listing Courtesy of Shoreline Real Estate Advisors, Oakar Reinstein; Shoreline Real Estate Advisors, Devin Rincon

Open: 8/29 12:00PM - 03:00PM

$439,000

3
Bedrooms
1,256
Square Feet
0.14
Acres
$479,900 | 29 Sherwood Drive, Mastic Beach, NY 11951
1/37

Listing Courtesy of Coldwell Banker American Homes, David H. Lunenfeld

Open: 8/30 11:00AM - 01:00PMVirtual Tour

$479,900

3
Bedrooms
1,221
Square Feet
0.22
Acres
$569,990 | 8 Narcissus Road, Mastic Beach, NY 11951
1/34

Listing Courtesy of Coldwell Banker American Homes, Rainer H. Jessen

Open: 8/29 12:30PM - 02:30PM

$569,990

4
Bedrooms
1,900
Square Feet
0.18
Acres

Nearby home values

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Listing Courtesy of Century 21 Bays Edge Realty In, Andrea M Casey

The source of the displayed data is either the property owner or public record provided by non-governmental third parties. It is believed to be reliable but not guaranteed. This information is provided exclusively for consumers’ personal, non-commercial use. The data relating to real estate for sale on this website comes in part from the IDX Program of OneKey® MLS. Information Copyright 2026, OneKey® MLS. All Rights Reserved.