316 Union Avenue Mamaroneck, NY $ 999,000
316 Union Avenue
$ 999,000
Foreclosure
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316 Union Avenue

Mamaroneck, NY, 10543
$ 999,000
Bedrooms3 Baths2.0 Sq 1,879

Monthly Estimate*

$ 6,308

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Single Family Home for sale in Mamaroneck, NY

for $999,000 with 3 bedrooms and 2 full baths. This 1,879 square foot home was built in 2010 on a lot size of 0.2308.

Recently upgraded, this turnkey contemporary offers the perfect suburban existence without sacrificing a vibrant, walkable lifestyle. Tucked seamlessly into one of Mamaroneck’s most historic and sought-after Westchester neighborhoods, you are just minutes away from the village's best coffee shops, dining, and transit. Inside, the home shifts into a bright, open-concept layout designed for effortless living and hosting. The main floor centers around a spectacular Great Room, where soaring cathedral ceilings and massive windows flood the space with afternoon sun. Here, the living and dining zones flow naturally into a chef’s kitchen, all anchored by a striking custom stone fireplace. Right next to the hearth, two sets of sliding glass doors open directly to a spacious rear deck overlooking the extra-large lawn—creating the ultimate indoor-outdoor flow for weekend hangs, summer BBQs, or quiet gardening. Two generously sized main-floor bedrooms and a full bath offer total versatility, making it easy to set up a dedicated work-from-home office, creative studio, or guest retreat. The entire second level is a dedicated private sanctuary. This skylit primary suite serves as a serene escape, complete with an expansive walk-in closet and an oversized bathroom. For even more potential, the full basement features high ceilings and is already plumbed for an additional bath—a blank canvas ready to be transformed into your future media room, home gym, or lounge. Best of all, you can skip the old-house headaches thanks to upgraded, modern infrastructure, including a high-efficiency tankless hot water baseboard heating system and a 200 Amp electrical service. Bring your personal aesthetic and move right in—the hard work is already done. Schedule your tour today.

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Single Family Active

Price

$ 999,000

Bedrooms

3

Full Bath

2

Property Type

Single Family

Taxes

$ 23,840

Style

Cape Cod,Contemporary

Lot Size

0.2308

Year Built

2010

Town/City

Mamaroneck

County/Region

Westchester

MLS | Web ID

1015834

Features
Interior
Interior Amenities First Floor Bedroom First Floor Full Bath Cathedral Ceiling(s) Ceiling Fan(s) Chefs Kitchen Double Vanity High Ceilings Kitchen Island Open Kitchen Primary Bathroom Recessed Lighting Walk-In Closet(s
Basement Full See Remarks Unfinished
Total Fireplaces 1
Fireplace Features Living Room Masonry Wood Burning
Basement Features Full See Remarks Unfinished
Basement (Y/N) Y
Fireplace Y/N Y
Half Baths 0
Total Bedrooms 3
Total Baths 2
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General
Sewer Public Sewer
Heating Baseboard Hot Water Natural Gas
Cooling None
Utilities Electricity Connected Natural Gas Connected Sewer Connected Trash Collection Public Water Connected
Appliances Cooktop Dishwasher Dryer Gas Cooktop Refrigerator Stainless Steel Appliance(s) Tankless Water Heater Indirect Water Heater
Patio/Porch Features Deck
Architectural Style Cape Cod Contemporary
Construction Materials Cedar Frame Shingle Siding
Year Built 2010
Property Subtype Single Family Residence
Tax Year 2025
Parcel Number 4803-154-000-00042-001-0003-0000000
County Westchester County
Property Type Residential
HOA N
Garage Y/N N
Other Structures Shed(s)
Total Rooms 6
Full Baths 2
High School Rye Neck Senior High School
City Rye Town
Senior Community Y/N N
High School District Rye Neck
Carport Y/N N
Spa Features Bath
Elementary School F E Bellows Elementary School
Property Attached Y/N N
Tax Annual Amount 23840.96
Middle/Junior High School Rye Neck Middle School
Property Condition Actual
Additional Parcels Y/N N
Building Area Units Square Feet
Standard Status Active
Middle/Junior School District Rye Neck
Elementary School District Rye Neck
Tax Assessed Value 954900
Tax Lot 03
Year Built Effective 2010
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Exterior
Parking Features Driveway Off Site Driveway Off Site
Water Source Public
Total Parking 4
Parking Spaces 4
Spa N
Building Area Total 2275
Waterfront Y/N N
Road Frontage Type Municipal
Road Responsibility Public Maintained Road
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Internal Only
Street Number 1 316
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* Excluded Features
List By
Melissa J. Terman

Listing Agent

River Realty Services, Inc.

Broker

845-564-2800

Contact

Affordability Calculator

$8,294
Per Month
76%
24%
0%
Monthly Principal & Interest
$6,308
Monthly Property Taxes
$1,987
Monthly Home Insurance
--
Default based on a 30-year fixed rate of 6.49% with 20% down. The estimated payment is offered for convenience and is not an offer of credit. Due to market fluctuations, interest rates are subject to change at any time and without notice. Your individual rate may vary. Rates may differ for FHA, VA or jumbo loans.
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Nearby
4099803 Elementary School
4099992 Middle School
Rye Neck Senior High School High School
Pricing History
DatePricePrice ChangeDescription
7/14/2026$999,000 -9.10% Price Down
6/20/2026$1,099,000 Listed Price

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316 Union Avenue, Mamaroneck, NY, 10543 is a Single Family Home for sale at $999,000 with 1,879 sqft and a lot size of 0.2308. 316 Union Avenue has 3 bedrooms, 2.0 baths, and was built in 2010. The property's zip code is 10543 which is in Mamaroneck, NY