New construction

$4,375,000

143 Roseville Road, Westport, CT 06880

4beds

4,100sqft

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Single Family Residence

Built in 2026

1.34 Acres Lot

$-- Zestimate^®

$1,067/sqft

$-- HOA

What's special

Nestled in peaceful seclusion yet just moments to town's shops, restaurants and amenities, an extraordinary residence crafted to the highest standards is being imagined to live in harmonious dialogue with the surrounding natural landscape. The proposed new construction masterpiece by Coastal Luxury Homes is thoughtfully designed to honor the property's pristine natural beauty, where a babbling brook, tranquil pond, flowing stream, and cascading waterfall create a setting of rare serenity. Every architectural detail will be curated to inspire, with moments of intrigue unfolding at every turn, while expansive windows frame captivating vistas, each one a living work of art shaped by nature itself. Plans are currently underway, offering a unique opportunity to be part of something truly exceptional. *Plans and permits are subject to town approval ** Assessment and taxes TBD

69 days

605

28

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Facts & features

Interior

Bedrooms & bathrooms

Bedrooms: 4
Bathrooms: 5
Full bathrooms: 4
1/2 bathrooms: 1

Rooms

Room types: Gym

Primary bedroom

Level: Upper

Bedroom

Level: Upper

Bedroom

Level: Upper

Bedroom

Level: Upper

Dining room

Level: Main

Great room

Level: Main

Kitchen

Level: Main

Office

Level: Main

Rec play room

Level: Lower

Heating

Zoned

Cooling

Central Air, Zoned

Appliances

Included: Allowance, Water Heater
Laundry: Upper Level, Mud Room

Features

Entrance Foyer
Doors: French Doors
Basement: Full,Heated,Finished,Cooled,Interior Entry
Attic: Walk-up
Number of fireplaces: 2

Interior area

Total structure area: 4,100
Total interior livable area: 4,100 sqft
Finished area above ground: 3,200
Finished area below ground: 900

Property

Parking

Total spaces: 2
Parking features: Attached
Attached garage spaces: 2

Features

Patio & porch: Deck, Patio
Exterior features: Rain Gutters, Garden, Lighting, Stone Wall
Has view: Yes
View description: Water
Has water view: Yes
Water view: Water
Waterfront features: Waterfront, Pond, Brook, River Front, Walk to Water, Beach Access, Water Community, Access

Lot

Size: 1.34 Acres
Features: Wooded, Landscaped, In Flood Zone

Details

Parcel number: 999999999
Zoning: AA

Construction

Type & style

Home type: SingleFamily
Architectural style: Modern,Other
Property subtype: Single Family Residence

Materials

Shingle Siding
Foundation: Concrete Perimeter, Pillar/Post/Pier
Roof: Shingle

Condition

To Be Built
New construction: Yes
Year built: 2026

Details

Warranty included: Yes

Utilities & green energy

Sewer: Septic Tank
Water: Public

Community & HOA

Community

Subdivision: Roseville/North Ave

HOA

Has HOA: No

Location

Region: Westport

Financial & listing details

Price per square foot: $1,067/sqft
Tax assessed value: $3,062,500
Annual tax amount: $9,999
Date on market: 4/20/2026

Estimated market value

Not available

Estimated sales range

Not available

Price history

Date	Event	Price
4/20/2026	Listed for sale	$4,375,000+993.8%$1,067/sqft
Source: Smart MLS #24168458 Report a problem
5/9/2018	Sold	$400,000-5.3%$98/sqft
Source: Smart MLS #170061519 Report a problem
4/4/2018	Listed for sale	$422,500-43.7%$103/sqft
Source: Zichil Elite Real Estate, LLC #170061519 Report a problem
4/4/2005	Sold	$750,000+105.5%$183/sqft
Source: Smart MLS #98220340 Report a problem
5/29/1998	Sold	$365,000$89/sqft
Source: Smart MLS #98004051 Report a problem

Public tax history

Year	Property taxes	Tax assessment
2025	$7,404 +1.3%	$392,600
2024	$7,310 +1.5%	$392,600
2023	$7,204 +1.6%	$392,600
2022	$7,094	$392,600
2021	$7,094 +5.4%	$392,600 -2.5%
2020	$6,731 -0.9%	$402,800
2019	$6,791	$402,800
2018	$6,791	$402,800
2017	$6,791	$402,800
2016	$6,791	$402,800

Find assessor info on the county website

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All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.

HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.

Mortgage interest rates are dependent on a number of factors, including credit score, down payment, and repayment length. Interest rate data provided by Zillow Group Marketplace, Inc. as of 1/1/1970 from various mortgage lenders with which we have lead or other similar arrangements; the Estimated Payment is an average of those rates.

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