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$4,495,000

  • For Sale
  • Active
  • Single Family
  • 5 Beds
  • 6 Full Baths
  • 2 Partial Baths
  • 6,535 Sq. Ft.
  • 2 Car Garage
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New construction and ready for 2026! On a coveted Darien cul-de-sac, this modern colonial boasts 6500sf of elegance and comfort. Step through the welcoming foyer, complete with a coat room and powder room, and into a spacious, light-flooded living room, perfect for gatherings that stretch into the evening. The custom kitchen is a true centerpiece, with a grand stone island, Thermador appliances, an oversized range, and abundant cabinetry. Surrounded by windows, the sunlit breakfast room flows effortlessly to the kitchen/great room, where a gas fireplace and beamed ceiling create warmth and character and flow out to an huge deck overlooking 1.2 private acres. A first-floor office with full bath offers flexibility for work, guests, or a quiet retreat. Everyday ease continues with a mudroom, half bath with stunning, floating quartz vanity, and an attached two-car garage. Upstairs, the primary suite is a serene escape with vaulted ceilings, a walk-in closet, and a private balcony overlooking the lush and private yard. Three additional en-suite bedrooms each feature custom walk-in closets, blending function with elegance. The partially finished third floor and lower level invite endless possibilities - a home gym, playroom, creative spaces, etc. This home has privacy and space for all and is only minutes from town, shops, the beach, golf, the train and all amenities. A new home for the new year!

Full Property Details for 20 Marianne Rd

General

  • Price: $4,495,000
  • Taxes: (July 2024-June 2025)
  • Status: Active
  • Type: Single Family
  • Source: SMARTMLS
  • MLS ID: 24082353
  • Updated: 1/8/2026
  • Added to Site: 321 day(s) ago

Interior

  • Number of Rooms: 12
  • Rooms/Areas: Bonus Room, Foyer, Laundry Room, Mud Room
  • Fireplace: Yes
  • Number of Fireplaces: 1
  • Appliances: Allowance, Oven/Range, Microwave, Refrigerator, Freezer, Dishwasher, Washer, Dryer

Rooms

Bathrooms

  • Total Bathrooms: 8
  • Full Bathrooms: 6
  • Half Bathrooms: 2

Bedrooms

  • Total Bedrooms: 5
  • Primary Suite: Bedroom Suite, Full Bath, Walk-In Closet, Hardwood Fl, 22 x 17.5, Upper
  • Bedroom 1: Bedroom - Full Bath, 13.5 x 12, Main
  • Bedroom 2: Bedroom - Bedroom Suite, Full Bath, Hardwood Floor, 13.5 x 14, Upper
  • Bedroom 3: Bedroom - Bedroom Suite, Full Bath, Hardwood Floor, 13.5 x 15.5, Upper
  • Bedroom 4: Bedroom - Bedroom Suite, Full Bath, Hardwood Floor, 14 x 15, Upper

Other Rooms

  • Living Room: Living Room - Hardwood Floor, 27.5 x 21, Main
  • Great Room: Great Room - Fireplace, Hardwood Floor, 27 x 22, Main
  • Kitchen: Kitchen - Dining Area, Island, Hardwood Floor, 18.3 x 18.9, Main
  • Office: Office - On 3rd Floor, 12 x 29, Upper
  • Game room: Yes
  • Game Room: Rec/Play Room - Full Bath, 32 x 24, Lower
  • Rec Room: Full Bath, 32 x 24, Lower
  • Laundry: Upper Level

Exterior

  • Exterior Features: Deck, Gutters, French Doors
  • Color: White

Parking

  • Garage: Yes
  • Attached garage: Yes
  • Garage Spaces: 2
  • Parking: Attached Garage

Location

  • County: Fairfield
  • Driving Directions: Brookside Road to Marianne.

School Information

  • Elementary School: Ox Ridge
  • Middle School: Middlesex
  • High School: Darien

Heating & Cooling

  • Cooling Type: Central Air
  • Heating Type: Gas on Gas, Zoned
  • Water Heater: 100 Gallon Tank

Utilities

  • Sewer: Septic
  • Water: Private Well

Structural Information

  • Architectural Style: Colonial
  • Construction Status: Under Construction
  • Exterior Const.: Hardie Board
  • Basement Desc.: Full, Partially Finished
  • Roof: Asphalt Shingle, Metal
  • Attic: Yes
  • Square Feet: 6,535
  • Above Ground: 5,527 Sq. Ft.
  • Below Ground: 1,008 Sq. Ft.
  • Year Built: 2025

Lot Features

  • Lot Size (Acres): 1.19
  • Zoning: R2
  • Lot Description: Some Wetlands, Level Lot, On Cul-De-Sac

Financial Considerations

  • Tax Year: July 2024-June 2025

Disclosures and Reports

  • Property ID: 102672

Listed by Brown Harris Stevens, Serena Richards

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Listing agent

— 20 Marianne Rd —

  • Serena Richards

    Brown Harris Stevens

Agent Contact: (203) 273-2073 Office Contact: (203) 655-1418

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 20 Marianne Rd

School District:Darien School District
NameGradesDistance
Ox Ridge Elementary School
395 Mansfield Avenue, Darien, CT 06820
K-50.9 mi
Middlesex Middle School
204 Hollow Tree Ridge Road, Darien, CT 06820
6-82.7 mi
Darien High School
80 High School Lane, Darien, CT 06820
9-121.9 mi
Disclaimer: School attendance boundaries provided by Pitney Bowes and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 20 Marianne Rd Get Price Alerts and Save Property

Date
Details
Price
Change
Source
1/08/2026
Price Reduced
$4,495,000
-8.27%
MLS
3/26/2025
Listed
$4,900,000
292%
MLS
7/18/2023
Sold
$1,250,000
—
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 20 Marianne Rd

Year
Property Taxes
Change
Tax Assessment
Change
2024
$15,077
5%
$973,980
—
2023
$14,308
14%
$973,980
36%
2023
$12,575
2%
$714,070
—
2022
$12,303
2%
$714,070
—
2021
$12,025
3%
$714,070
—
2020
$11,661
-1%
$714,070
—
2019
$11,761
-1%
$714,070
-4%
2018
$11,927
—
$741,720
—
2017
$11,986
2%
$741,720
—
2016
$11,697
3%
$741,720
—
2015
$11,385
2%
$741,720
—
2014
$11,133
2%
$741,720
-10%
2012
$10,898
—
$827,470
—
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 20 Marianne Rd

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

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with our affiliated lender
NMLS#: 1598647

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Listed by Brown Harris Stevens, Serena Richards

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20 Marianne Road, Darien, CT 06820 (MLS# 24082353) is a Single Family property with 5 bedrooms, 6 full bathrooms and 2 partial bathrooms. 20 Marianne Road is currently listed for $4,495,000 and was received on March 26, 2025. Want to learn more about 20 Marianne Road? Do you have questions about finding other Single Family real estate for sale in Darien? You can browse all Darien real estate or contact a Coldwell Banker agent to request more information.

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