316 Union Avenue, Mamaroneck, NY

$999,000

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3

Beds

2

Baths

1,879

Square feet

0.23

Acres

About 316 Union Avenue

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.

Features of 316 Union Avenue

MLS® # 1015834
Price $999,000
Bedrooms 3
Bathrooms 2.00
Full Baths 2
Square Footage 1,879
Acres 0.23
Taxes $23,841
Year Built 2010
Type Residential
Sub-Type Single Family Residence
Style Cape Cod, Contemporary
Status Active

Community Information

Address 316 Union Avenue
City Mamaroneck
County Westchester County
State NY
Zip Code 10543
Adult 55+ Community No

Amenities

Utilities Electricity Connected, Natural Gas Connected, Sewer Connected, Trash Collection Public, Water Connected
Parking Spaces 4
Parking Driveway, Off Site
Is Waterfront No
Has Pool No

Interior

Interior Features 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)
Appliances Cooktop, Dishwasher, Dryer, Gas Cooktop, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater, Indirect Water Heater
Heating Baseboard, Hot Water, Natural Gas
Cooling None
Has Basement Yes
Basement Full, See Remarks, Unfinished
Fireplace Yes
# of Fireplaces 1
Fireplaces Living Room, Masonry, Wood Burning

Exterior

Lot Description Back Yard, City Lot, Front Yard, Level, Near Public Transit, Near Shops, See Remarks
Exterior Cedar, Frame, Shingle Siding

School Information

District Rye Neck
Elementary F E Bellows Elementary School
Middle Rye Neck Middle School
High Rye Neck Senior High School

Additional Information

Date Listed June 19th, 2026
Days on Market 76
Short Sale No
RE / Bank Owned Yes
Levels Two

Listing Details

OfficeRiver Realty Services, Inc.
Contact Info845-564-2800

Listing Map

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