Pending

$699,999

142 Riverside Avenue, Mastic Beach, NY 11951

4beds

2,150sqft

Single Family Residence, Residential

Built in 1974

0.55 Acres Lot

$-- Zestimate^®

$326/sqft

$-- HOA

What's special

Discover classic Colonial elegance combined with comfortable, modern living in this spacious 4-bedroom, 3-bath 1-attached garage and 1- stand free garage home with a full basement set on more than a half-acre of beautifully landscaped grounds. Inside, enjoy bright, well-proportioned rooms filled with natural light and timeless architectural details. The layout flows easily from formal to casual spaces, making everyday living and hosting effortless. Three full baths add convenience and comfort. Outside is a true private retreat: a resort-style backyard with mature plantings, manicured lawns, and multiple areas for dining, relaxing, and play. Whether you envision summer pool parties, quiet morning coffee, or large outdoor gatherings, this yard delivers. The generous lot also offers room for additions, a garden, or recreational amenities. Don’t miss this rare opportunity to own a home that blends traditional charm, adaptable living space, and an exceptional outdoor environment.

115 days
11
1

Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 4
Bathrooms: 3
Full bathrooms: 3

Other

Description: Kitchen, Living Room, Bath, Dining Room
Level: First

Other

Description: Bedroom, Bedroom, Bedroom, Bedroom, Bathroom
Level: Second

Other

Description: Finished, Bathroom
Level: Basement

Heating

Baseboard, Oil

Cooling

Central Air

Appliances

Included: Dishwasher, Dryer, Microwave, Range, Refrigerator, Stainless Steel Appliance(s), Gas Water Heater
Laundry: Washer/Dryer Hookup

Features

Entrance Foyer, His and Hers Closets
Flooring: Vinyl
Basement: Finished
Attic: Crawl
Has fireplace: Yes

Interior area

Total structure area: 2,150
Total interior livable area: 2,150 sqft

Property

Parking

Total spaces: 2
Parking features: Driveway, Garage, Garage Door Opener, Off Street
Garage spaces: 2
Has uncovered spaces: Yes

Features

Levels: Bi-Level
Patio & porch: Deck
Has private pool: Yes
Pool features: Above Ground
Fencing: Back Yard,Fenced

Lot

Size: 0.55 Acres
Features: Back Yard, Landscaped, Private, Sprinklers In Front, Sprinklers In Rear

Details

Parcel number: 0200939000900017001
Special conditions: None

Construction

Type & style

Home type: SingleFamily
Architectural style: Colonial
Property subtype: Single Family Residence, Residential

Materials

Frame

Condition

Year built: 1974

Utilities & green energy

Sewer: Cesspool
Water: Public
Utilities for property: Cable Connected

Community & HOA

HOA

Has HOA: No

Location

Region: Mastic Beach

Financial & listing details

Price per square foot: $326/sqft
Tax assessed value: $2,625
Annual tax amount: $11,058
Date on market: 6/4/2026
Cumulative days on market: 25 days
Listing agreement: Exclusive Right To Sell
Listing terms: Conventional

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
6/19/2026	Pending sale	$699,999$326/sqft
Source: OneKey® MLS as distributed by MLS GRID #1009138 Report a problem
6/4/2026	Listed for sale	$699,999$326/sqft
Source: OneKey® MLS as distributed by MLS GRID #1009138 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	--	$2,625
2024	--	$2,625
2023	--	$2,625
2022	--	$2,625
2021	--	$2,625
2020	--	$2,625
2019	--	$2,625
2018	--	$2,625

Find assessor info on the county website

Monthly payment

Estimated monthly payment$1,822

Principal & interest
$1,547
Mortgage insurance
$0
Property taxes
$170
Home insurance
$105
HOA fees
$0
Utilities
Not included

All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

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Climate risks

Neighborhood: 11951

Getting around

32 / 100

Car-Dependent

36 / 100

Somewhat Bikeable

Nearby schools

GreatSchools rating

8/10
Tangier Smith Elementary School
Grades: K-5Distance: 0.9 mi
5/10
William Paca Middle School
Grades: 6-8Distance: 0.7 mi
3/10
William Floyd High School
Grades: 9-12Distance: 0.5 mi

Schools provided by the listing agent

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

Source: OneKey® MLS as distributed by MLS GRID. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.