NEW CONSTRUCTION

For sale

$9,250,000

Est. $49,756/mo —

•

11,314

sq ft

175 Brookside Rd, Darien, CT 06820

About this home

Exceptional new construction estate by K&C Builders Inc., set on over 2.5 private acres on coveted Brookside Road. Offering approximately 11,000 SF across four finished levels, this stunning residence features 6 bedrooms, 8 full baths, and 1 half bath. Designed for elegant entertaining and everyday living, the home showcases a spectacular great room, gourmet chef's kitchen, private study, cabana-style room opening to the pool area, finished lower level, and finished attic. Premium Rhea European Windows flood the home with natural light while providing exceptional energy efficiency and modern sophistication. Extensive custom millwork, architectural ceiling details, designer lighting, detailed interior paneling, custom cabinetry, and bespoke finishes reflect the superior craftsmanship and attention to detail that define every K&C Builders project. The luxurious primary suite offers a spa-inspired bath and oversized custom walk-in closets. Outdoor amenities include professionally landscaped grounds, a resort-style pool, outdoor kitchen, and expansive entertaining spaces designed for seamless indoor-outdoor living. Ideally located minutes from downtown Darien, Metro-North, beaches, country clubs, and Darien schools, this extraordinary residence presents a rare opportunity to own a signature home built to the highest standards of quality, design, and craftsmanship.

Single-familyProperty Type

2026Year Built

2.54 acresLot Size

$818Price/Sq.Ft.

3 car garageParking

Listed by Sylwia Kozlowski • William Raveis Real Estate

Contact: Agent Attribution Contact: (203) 984-6945 | Office Attribution Contact: (203) 227-4343

Source:Smart MLS #24179744

Payment calculator

$49,756 per month

Principal and interest$46,166

Property taxes

$1,432

HOA dues

Home insurance

$2,158

Utilities

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See this home in person

Open houses

No upcoming open houses.

Nearby open houses (10)

OPEN FRI, 4:30PM TO 6:30PM
$1,530,000
5 beds3.5 baths5,358 sq ft
530 Roxbury Rd, Stamford, CT 06902
OPEN SAT, 12PM TO 2PM
$925,000
3 beds3 baths2,025 sq ft
271 Soundview Ave, Stamford, CT 06902
OPEN SAT, 12PM TO 2PM
$2,150,000
4 beds3 baths3,616 sq ft
39 Lower Shad Rd, Pound Ridge, NY 10576
Listing by Houlihan Lawrence Inc.
OPEN SAT, 12PM TO 2PM
$999,000
3 beds2.5 baths2,710 sq ft
49 Wolfpit Ave, Norwalk, CT 06851
OPEN SAT, 12PM TO 2PM
$599,000
3 beds1.5 baths2,107 sq ft
35 Faucett St, Stamford, CT 06906
OPEN SAT, 1PM TO 3:30PM
$429,000
2 beds1 bath990 sq ft
1283 Hope St #4, Stamford, CT 06907
OPEN SAT, 1PM TO 3PM
$2,495,000
4 beds4 baths3,466 sq ft
52 Seminary St, New Canaan, CT 06840
OPEN SUN, 1PM TO 3PM
$1,495,000
4 beds2 baths3,182 sq ft
1646 Boston Post Rd, Darien, CT 06820
OPEN SUN, 1PM TO 4PM3D WALKTHROUGH
$1,475,000
3 beds2.5 baths— sq ft
145 Putnam Park #145, Greenwich, CT 06830
OPEN SUN, 2PM TO 4PM
$995,000
3 beds2 baths1,072 sq ft
10 Homestead Rd, Greenwich, CT 06831

Around this home

Schools

K - 12
Preschool & daycare

Ox Ridge Elementary School

Public PreK-5 • Assigned • 0.9mi

10/10

Middlesex Middle School

Public 6-8 • Assigned • 2.1mi

10/10

Darien High School

Public 9-12 • Assigned • 1.3mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Market insights

175 Brookside Rd · $9,250,000

DAYS ON MARKET

The average home goes pending in 33 days.

SALE-TO-LIST

Most homes are selling 5% above list price.

LIST PRICE

Median list price in this area is $841,098. (91% lower than this home)

PRICE DROP

14% of homes in this area have had a price drop in the past month.

Property details

Interior
Exterior
Finance

Kitchen

Bathroom

Bedroom

Living

Dining

Interior features
Built-in audio system
Pre-wired cable
Central security system
Auto garage door opener
Humidifier
Open floor plan
Home automation with lighting, outlets and thermostat controls
Two fireplaces

Bedrooms
6 bedrooms

Bathrooms
8 full bathrooms
1 half bathroom

Kitchen
Oven/Range
Microwave
Range hood
Refrigerator
Freezer
Sub-Zero refrigerator
Icemaker
Dishwasher
Wine chiller

Laundry & utility
Washer and dryer included
Laundry room on upper level
Mud room
Sump pump
Storage area

Heating & cooling
Central air with zoned cooling
Hydro air heating
Radiant heating
Zoned heating

Sale and tax history for 175 Brookside Rd

Sale History
Tax History

Date

Event

Price

Smart MLS #24179744

Jun 12, 2026

Listed

$9,250,000

$818/sq ft

Jun 1, 2026

Coming Soon

$9,250,000

$818/sq ft

Smart MLS #170566216

Dec 1, 2023

Sold

$1,800,000

$159/sq ft

Aug 18, 2023

Pending

—

Apr 28, 2023

Listed

$1,895,000

$167/sq ft

Smart MLS #170151280

Jun 30, 2021

Sold

$2,650,000

$234/sq ft

Jun 1, 2021

Contingent

—

Jan 20, 2021

Price Changed

$2,975,000

$263/sq ft

Oct 29, 2020

Price Changed

$3,150,000

$278/sq ft

Oct 29, 2020

Relisted

—

Jun 25, 2020

Listing Removed

—

Jun 10, 2020

Relisted

—

Mar 28, 2020

Listing Removed

—

Jun 4, 2019

Price Changed

$2,749,000

$243/sq ft

Apr 5, 2019

Price Changed

$2,849,000

$252/sq ft

Mar 6, 2019

Listed

$2,995,000

$265/sq ft

SPACE! SPACE! SPACE! And THE best Work-From-Home setup available with a guest cottage that you can use for one or two stand-alone home offices. Sitting prominently on 4.55 stunning acres on one of Darien’s finest streets, is this spacious and stately Federalist Colonial with 10 Bedrooms (3 of which are in the detached Guest House with full kitchen). An entertainer’s delight, a generous stone terrace invites you into large and gracious, sun-filled rooms where you’ll find the formal living and dining rooms, a billiard’s room, a family room with soaring beamed ceilings, an updated kitchen and mudroom. The rooms flow seamlessly to expansive outdoor spaces where you will find a pool, gardens, a greenhouse, and room to roam. Updated, yet maintaining its timely grandeur, this home is ready to accommodate all your needs and wants. Per homeowner, possible 2 lot subdivision with certain criteria.Per homeowner, possible 2 lot subdivision with certain criteria.

Smart MLS #99179931

Mar 31, 2018

Listing Removed

—

Feb 5, 2018

Price Changed

$2,995,000

$265/sq ft

Apr 10, 2017

Listed

$3,295,000

$291/sq ft

Smart MLS #99130735

May 31, 2016

Listing Removed

—

Jan 15, 2016

Listed

$3,595,000

$318/sq ft

GMLS #94164

Dec 21, 2015

Delisted

—

Jul 28, 2015

Listed

$3,795,000

$335/sq ft

Smart MLS #99097357

Dec 31, 2015

Listing Removed

—

Apr 1, 2015

Listed

$3,795,000

$335/sq ft

Public Records

Apr 18, 2011

Sold

$3,795,000

$335/sq ft

Smart MLS #98454996

Mar 16, 2010

Listed

$4,275,000

$378/sq ft

Public Records

Jun 20, 1991

Sold

$1,375,000

$122/sq ft

Year

Property tax

Land + Additions

Assessment*

2023

$15,200 (−23.8%)

$863,170

2022

$19,957 (−46.8%)

$1,158,290

2021

$37,525 (+3.1%)

$1,158,290 + $1,070,020

$2,228,310

2020

$36,388 (−0.9%)

$1,158,290 + $1,070,020

$2,228,310

2019

$36,700 (−9.8%)

$1,158,290 + $1,070,020

$2,228,310

2018

$40,679 (−0.5%)

$1,241,030 + $1,288,770

$2,529,800

2017

$40,882 (+2.5%)

$1,241,030 + $1,288,770

$2,529,800

2016

$39,895 (+5.1%)

$1,241,030 + $1,288,770

$2,529,800

2014

$37,972

$1,241,030 + $1,288,770

$2,529,800

Public record

Beds

—

Baths

—

Stories

—

Lot width

—

Lot depth

—

Lot size

2.54 Acres

Year renovated

—

Finished Sq. Ft.

—

Unfinished Sq. Ft.

—

Total Sq. Ft.

—

Year built

—

Style

Other

County

Fairfield County

APN

103114

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2023.

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 99° expected this year, 16 days in 30 years

6/10 Wind Factor

73% chance of strong winds in next 30 years

4/10 Air Factor

4 unhealthy days expected this year, 6 days in 30 years

Provided by First Street

Historical weather

Darien, CT • 06820

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

Try the sun simulator tool to see how light moves across the property at different times of day and year.

Provided by Shadowmap

Redfin Estimate for 175 Brookside Rd

We cannot show automated home-value estimates for this home.

Nearby homes have recently sold between $3,750,000 and $6,095,000.

Nearby comparable homes

The Redfin Estimate uses 6 recent nearby sales, priced between $3.8M to $6.1M.

SOLD AUG 14, 2026
$4,750,000 Last sold price
6 beds6.5 baths6,829 sq ft
234 Brookside Rd, Darien, CT 06820
$122/sq ft
smaller lot
89 years older
SOLD JUN 29, 2026
$4,597,500 Last sold price
5 beds6.5 baths6,308 sq ft
21 Fox Hill Ln, Darien, CT 06820
$89/sq ft
smaller lot
73 years older
SOLD JUL 16, 2026
$6,095,000 Last sold price
6 beds6.5 baths7,344 sq ft
304 Brookside Rd, Darien, CT 06820
$12/sq ft
smaller lot
12 years older
SOLD JUL 24, 2026
$5,625,000 Last sold price
5 beds6 baths9,039 sq ft
316 Mansfield Ave, Darien, CT 06820
$196/sq ft
smaller lot
30 years older
SOLD JUL 23, 2026
$3,750,000 Last sold price
8 beds6 baths5,658 sq ft
58 Knollwood Ln, Darien, CT 06820
$155/sq ft
smaller lot
85 years older
SOLD JUL 10, 2026
$5,200,000 Last sold price
5 beds7 baths8,502 sq ft
7 Buttonwood Ln, Darien, CT 06820
$206/sq ft
smaller lot
18 years older

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Make a winning offer with the help of a local agent

Ask a question

(203) 896-7209

Early Access listings

3D WALKTHROUGH

Contact for price

3 beds1.5 baths928 sq ft

188 Cianci Rd, New Britain, CT 06053

EARLY ACCESSCOMPASS COMING SOON

$750,000

4 beds3 baths2,166 sq ft

25 Warren Ave, Fairfield, CT 06825

Nearby similar homes

$350,000

Land— sq ft

352 Newtown Ave, Norwalk, CT 06851

NEW CONSTRUCTION

$14,495,000

7 beds10 baths14,000 sq ft

532 Round Hill Rd, Greenwich, CT 06831

$1,250,000

Land— sq ft

15 Gorham Ave, Westport, CT 06880

NEW CONSTRUCTION

$2,200,000

5 beds5.5 baths4,500 sq ft

96 Georgetown Rd, Weston, CT 06883

$335,000

Land— sq ft

67 Briarwood Ln, Stamford, CT 06904

$525,000

Land— sq ft

Lot #6 S Brook Dr, Stamford, CT 06904

New listings for sale in 06820

OPEN SUN, 1PM TO 3PM

$1,495,000

4 beds2 baths3,182 sq ft

1646 Boston Post Rd, Darien, CT 06820

COMING SOON

$1,999,000

4 beds2.5 baths3,065 sq ft

2 Stony Brook Rd S, Darien, CT 06820

$1,750,000

4 beds2.5 baths2,427 sq ft

2 Fairfield Ave, Darien, CT 06820

COMING SOON

$7,500,000

5 beds7 baths10,213 sq ft

460 Middlesex Rd, Darien, CT 06820

$1,299,000

3 beds2 baths3,094 sq ft

53 Maple St, Darien, CT 06820

$3,950,000

5 beds5.5 baths5,500 sq ft

700 Hollow Tree Ridge Rd, Darien, CT 06820

Details provided by Smart MLS and may not match the public record. Learn more.

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