17 Riverside Ave Mastic Beach, NY 11951
Estimated payment $3,798/month
Highlights
- Waterfront
- Raised Ranch Architecture
- Formal Dining Room
- Open Floorplan
- Cathedral Ceiling
- Stainless Steel Appliances
About This Home
Come see this spacious 4-bedroom, 2.5-bath waterfront home featuring an open floor plan where you can enjoy breathtaking sunrise views over the water. The property offers a large private bulkhead capable of accommodating up to three boats, making it ideal for boating and waterfront living. This home also includes a well-designed in-law suite, offering flexibility and additional living space. Conveniently located near William Floyd Parkway and Montauk Highway, providing easy access to shopping, dining, and major commuter routes. Enjoy close proximity to local outdoor attractions, including Smith Point County Park, Mastic Beach Conservancy, and the scenic trails and wildlife at Wertheim National Wildlife Refuge. A rare opportunity to own a waterfront home with boating access, nearby beaches, and convenient transportation.
Open House Schedule
-
Sunday, April 12, 202611:00 am to 12:30 pm4/12/2026 11:00:00 AM +00:004/12/2026 12:30:00 PM +00:00Add to Calendar
Home Details
Home Type
- Single Family
Est. Annual Taxes
- $10,103
Year Built
- Built in 1982
Lot Details
- 10,890 Sq Ft Lot
- Waterfront
Parking
- Driveway
Home Design
- Raised Ranch Architecture
- Shingle Siding
Interior Spaces
- 1,272 Sq Ft Home
- Open Floorplan
- Tray Ceiling
- Cathedral Ceiling
- Ceiling Fan
- Recessed Lighting
- Fireplace
- Formal Dining Room
- Dryer
Kitchen
- Eat-In Kitchen
- Electric Range
- Dishwasher
- Stainless Steel Appliances
Bedrooms and Bathrooms
- 4 Bedrooms
Schools
- Nathaniel Woodhull Elementary School
- William Floyd Middle School
- William Floyd High School
Utilities
- Cooling System Mounted To A Wall/Window
- Baseboard Heating
- Cesspool
- Cable TV Available
Listing and Financial Details
- Assessor Parcel Number 0200-940-00-05-00-023-000
Map
Home Values in the Area
Average Home Value in this Area
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2024 | $9,558 | $2,390 | $150 | $2,240 |
| 2023 | $9,558 | $2,390 | $150 | $2,240 |
| 2022 | $10,648 | $2,390 | $150 | $2,240 |
| 2021 | $10,648 | $2,390 | $150 | $2,240 |
| 2020 | $10,877 | $2,390 | $150 | $2,240 |
| 2019 | $10,877 | $0 | $0 | $0 |
| 2018 | -- | $2,390 | $150 | $2,240 |
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft |
|---|---|---|---|---|
| 04/09/2026 04/09/26 | Price Changed | $549,000 | 0.0% | $432 / Sq Ft |
| 04/09/2026 04/09/26 | For Sale | $549,000 | -2.8% | $432 / Sq Ft |
| 03/30/2026 03/30/26 | Off Market | $565,000 | -- | -- |
| 03/12/2026 03/12/26 | Price Changed | $565,000 | -3.4% | $444 / Sq Ft |
| 01/26/2026 01/26/26 | For Sale | $585,000 | -- | $460 / Sq Ft |
Purchase History
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Bargain Sale Deed | $325,000 | -- | |
| Interfamily Deed Transfer | -- | -- |
Mortgage History
| Date | Status | Loan Amount | Loan Type |
|---|---|---|---|
| Open | $294,500 | Purchase Money Mortgage |
Source: OneKey® MLS
MLS Number: 955567
APN: 0200-940-00-05-00-023-000
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Copyright 2026 OneKey® MLS. All rights reserved.
Based on information submitted to the MLS GRID
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Ask me questions while you tour the home.