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$1,100,000

  • For Sale
  • Active
  • Single Family
  • 3 Beds
  • 2 Full Baths
  • 2,275 Sq. Ft.
  • Updated 23 hours ago
See This Home
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See This Home
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Freshly renovated and ready to move in. Enjoy the best of both worlds. Experience a blend of modern elegance and timeless charm in this refreshingly contemporary home, beautifully set among Mamaroneck's historic residences. Nestled in one of Westchester's most sought-after neighborhoods, this property offers an exceptional lifestyle just moments from the village's vibrant amenities. Step inside to an airy, open-concept layout designed for effortless living and entertaining. At the heart of the home is a spectacular Great Room with soaring cathedral ceilings and abundant natural light. This expansive space seamlessly integrates a sun-filled Living Room, formal Dining area, and a Chef's Kitchen-all centered around a striking custom stone fireplace. Flanking the fireplace, patio doors open to a spacious rear deck, creating an ideal indoor-outdoor flow for summer gatherings. The first floor provides remarkable versatility with two generously sized bedrooms and a full bath-perfect for guests, a home office, or multi-generational living. Upstairs, the private second level is dedicated entirely to the skylit Primary Suite, a serene retreat featuring a large walk-in closet and spa-like en-suite bath. The full basement, with high ceilings and plumbing in place for an additional bath, offers many possibilities-whether you envision a recreation room, gym, media center, or extra living space. Recent utilities include high-efficiency tankless hot water baseboard heating and 200 Amp electrical service. This home is ready for your finishing touches-don't miss the opportunity to make it yours. Schedule your showing today!

Full Property Details for 316 Union Ave

General

  • Price: $1,100,000
  • Taxes: $23,840
  • Status: Active
  • Type: Single Family
  • Source: Long_Island
  • MLS ID: 943840
  • Updated: 4/8/2026
  • Added to Site: 120 day(s) ago

Interior

  • Number of Rooms: 6
  • 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)
  • Fireplace: Yes
  • Number of Fireplaces: 1
  • Fireplace(s): Living Room, Masonry, Wood Burning
  • Appliances: Cooktop, Dishwasher, Dryer, Gas Cooktop, Refrigerator, Stainless Steel Appliance(s), Tankless Water Heater, Indirect Water Heater

Rooms

Bathrooms

  • Total Bathrooms: 2
  • Full Bathrooms: 2

Bedrooms

  • Total Bedrooms: 3

Exterior

  • Porch/Patio/Deck: Deck

Parking

  • Total Spaces: 4
  • Parking Features: Driveway, Off Site

Location

  • County: Westchester County

School Information

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

Heating & Cooling

  • Cooling Type: None
  • Heating Type: Baseboard, Hot Water, Natural Gas
  • Heating Zones: 3

Utilities

  • Sewer: Public Sewer
  • Water: Public
  • Utility Description: Electricity Connected, Natural Gas Connected, Sewer Connected, Trash Collection Public, Water Connected

Structural Information

  • Architectural Style: Cape Cod, Contemporary
  • Detached/Attached: Detached
  • Construction: Cedar, Frame, Shingle Siding
  • Basement: Yes
  • Basement Desc.: Full Basement, See Remarks, Unfinished
  • Building Size: 2275
  • Square Feet: 2,275
  • Sq. Ft. Source: Public Records
  • Year Built: 2010

Additional Structures

  • Other Structures: Shed(s)

Lot Features

  • Lot Size (Acres): 0.2308
  • Lot Size (Sq. Ft.): 10,052
  • Frontage: Municipal
  • Road Maintenance: Public Maintained Road
  • Lot Features: Back Yard, City Lot, Front Yard, Level, Near Public Transit, Near Shops, See Remarks

Financial Considerations

  • Tax Amount: $23,840.96

Disclosures and Reports

  • Special Conditions: None
  • Property ID: 4803-154-000-00042-001-0003-0000000
  • Block: 1
  • Lot Number: 3

Listed by River Realty Services, Inc.

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Listing agents

— 316 Union Ave —

  • River Realty Services, Inc.

  • River Realty Services, Inc.

845-564-2800

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 316 Union Ave

School District:Rye Neck Union Free School District
NameGradesDistance
F E Bellows Elementary School
200 Carroll Avenue, Mamaroneck, NY 10543
3-50.4 mi
Daniel Warren Elementary School
1310 Harrison Avenue, Mamaroneck, NY 10543
K-20.7 mi
Rye Neck Middle School
300 Hornidge Road, Mamaroneck, NY 10543
6-81 mi
Rye Neck Senior High School
300 Hornidge Road, Mamaroneck, NY 10543
9-121 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 316 Union Ave Get Price Alerts and Save Property

Date
Details
Price
Change
Source
12/14/2025
Listed
$1,100,000
18.28%
MLS
11/21/2025
Sold
$930,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 316 Union Ave

Year
Property Taxes
Change
Tax Assessment
Change
2025
$23,323
100%
$1,002,600
9%
2020
100%
$918,200
5%
2020
100%
$874,500
9%
2020
-100%
$802,300
6%
2020
$19,421
-12%
$758,700
1%
2018
$22,141
16%
$752,300
1%
2017
$19,095
-1%
$744,100
12%
2017
$19,233
-15%
$664,900
-4%
2016
$22,595
2%
$690,500
7%
2015
$22,048
46%
$647,700
-1%
2014
$15,076
—
$656,000
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Estimate the Cost for 316 Union Ave

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Listed by River Realty Services, Inc.

316 Union Avenue, Mamaroneck, NY 10543 (MLS# 943840) is a Single Family property with 3 bedrooms and 2 full bathrooms. 316 Union Avenue is currently listed for $1,100,000 and was received on December 14, 2025. Want to learn more about 316 Union Avenue? Do you have questions about finding other Single Family real estate for sale in Mamaroneck? You can browse all Mamaroneck real estate or contact a Coldwell Banker agent to request more information.

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