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4 Sherwood Island Lane

Westport, Connecticut 06880

ACTIVE$15,000,000
Beds
7
Baths
6 | 1
SqFt
6,215
Acres
20.85
Year Built
1940
Matt Caiola

Matt Caiola

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WaterfrontPool2-Car Garage4 Fireplaces

About This Home

Hidden along a private lane in Westport's Greens Farms neighborhood, this extraordinary 20-acre waterfront estate unfolds as one of the most remarkable shoreline settings ever offered. For more than 65 years, it has been held and enjoyed by the same family as a place to gather, unwind, and take in the ever-changing views across Sherwood Island Park and Long Island Sound. Surrounded by protected open space with no immediate neighbors, the property offers a rare sense of peace and privacy-reminiscent of the Lowcountry, the Hamptons, or Nantucket, a scale and atmosphere seldom found in Westport. Beautiful in every season, the setting also offers extraordinary birdlife and nature watching. Yet it remains moments to the Post Road, train, and town centers, and just one hour from Manhattan. A collection of residences and outbuildings is thoughtfully positioned across the land, including two circa 1940s three-bedroom guesthouses with sweeping water views, creating a true family compound where generations can come together while maintaining a sense of independence. Other structures offer flexibility for staff or future use. The grounds invite a lifestyle centered around the outdoors, with a tennis court, indoor pool, pool house, and formal gardens set within expansive lawns that stretch toward the water. Whether preserved, enhanced, or reimagined, this is a once-in-a-generation opportunity to shape a legacy estate-one that will be experienced and remembered for years to come.

Key Facts

City/Town
Westport
Neighborhood
Greens Farms
Property / Style
Single Family · Colonial
Year Built
1940
Days on Market
125 days
Beds
7
Baths
6 full · 1 half
Living Area
6,215 sq ft
Lot Size
20.85 acres
Garage / Parking
2 garage
Property Taxes
$73,686 / Annually

Market Snapshot

The Westport Market

Single Family · trailing 12 months

View area

Median Days on Market

56

69 active listings

Median $ / Sq Ft

$831

69 active listings

Sale-to-List Ratio

100.0%

303 sales

How this home compares

List Price

$15.00M

vs $4.79M median

3.1× the median

Price / Sq Ft

$2,414

vs $831 median

2.9× the median

Days on Market

125 days

vs 56 days median

69 days longer than median

Based on 69 active and 303 closed sales (trailing 12 mo) of single family in Westport. Source: SmartMLS · As of July 29, 2026.

Location

4 Sherwood Island Lane, Westport, Connecticut

Property + 12 nearby

Estimate Your Payment

Estimated Monthly Payment

Rates: Freddie Mac PMMS via FRED
$87,622

per month

  • Principal & Interest$76,481
  • Property Taxes$6,141
  • Insurance$5,000
  • HOA$0

Estimates only. Actual rates, taxes, insurance, and HOA fees vary. Consult a lender for current rates.

Location

City/Town
Westport
Neighborhood
Greens Farms
County
Fairfield

Residence

Property Type
Single Family
Style
Colonial
Year Built
1940
New Construction
No/Resale
Living Area
6,215 sq ft

Schools

Elementary
Greens Farms
High
Staples

Interior

Heating
Hydro AirZoned
Heat Fuel
Oil
Cooling
Central Air
Fireplaces
4
Appliances
Wall OvenRefrigeratorFreezerDishwasherWasherDryer
Basement
FullPartially Finished
Interior Features
Audio SystemCable - Pre-wiredSaunaSecurity System
Additional Rooms
FoyerSolarium

Exterior & Lot

Lot Size
20.85 acres
Zoning
AAA
Garage / Parking
2 garage spacesAttached Garage
Waterfront
Direct waterfront
Waterfront Details
L. I. Sound FrontageRiverWalk to WaterBeach RightsWater CommunityViewAccess
Water Source
Public Water Connected
Sewer
Septic
Flood Zone
Yes
Pool
Indoor Pool
Construction
Shingle
Color
White
Roof
Slate
Foundation
Concrete
Lot Description
SecludedSome WetlandsBorders Open SpaceLevel LotProfessionally LandscapedWater View

Listing & Financials

Property Taxes
$73,686 / Annually
Days on Market
125
MLS #
24160355
MLS Status
Active

Similar Properties

Homes with a close match in area, property type, and price.

Listed By

Andrew Whiteley

(203) 258-1595

Brown Harris Stevens

(203) 254-1500

Co-Listed By

Wendy Ryan

Brown Harris Stevens

This information is believed to be accurate, but without warranty.

The IDX display contains information sourced from SmartMLS, Inc. as of 7/29/2026. This information is provided for consumers' personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing or leasing. Data is deemed reliable but is not guaranteed accurate by the MLS, the listing broker, the listing agent, or Matt Caiola. Buyers and tenants should independently verify all information that matters to their decision.

Map locations may be approximate. Any offer of compensation, if applicable, is made only to participants of the MLS where the listing is filed. ©2026 Smart MLS, Inc. All rights reserved.

Data last updated on 7/29/2026 at 11:55 AM UTC.