About This Home

This 5-bedroom, 8-bathroom single family at 231 Carnegie Harbor Drive in Portsmouth, RI is listed for $6,300,000 ($1,195 per sqft). Built in 2006, the home offers 5,270 sqft of living space on a 1.67 acres lot.

Key Features

  • Built in 2006
  • 1.67 acre lot
  • 2 stories
  • 8 parking spaces
  • Fireplace

Property Details

2 stories
7 full, 1 half
2-car garage
2006

Amenities

FireplaceViewHardwoodA/C
Listing Description

An unparalleled offering within Carnegie Harbor: a beautifully renovated residence paired with the community's last remaining buildable lot, creating a one-of-a-kind private estate in one of RI's most exclusive gated waterfront communities. The only opportunity of its kind, combining a turnkey luxury residence, adjoining one-acre parcel, privacy, and sweeping Narragansett Bay views.

Timeless architecture and sophisticated modern finishes define the residence, with expansive living spaces capturing spectacular water views and sunsets. Set just off the shoreline, the home offers panoramic Narragansett Bay views with added privacy and protection.

Generous interiors suit elegant entertaining and everyday living, including a finished lower level ideal for recreation, guests, or extended stays. The grounds feature a professionally designed putting green, chipping area, and practice bunker. The adjoining landscaped one-acre parcel-the last buildable lot in Carnegie Harbor-offers flexibility to expand the estate, add a guest residence or amenities, or preserve the privacy and open space.

Residents enjoy direct gated access to Aquidneck Marina, with the Aquidneck Club golf course moments away. Downtown Newport, world-class sailing, beaches are minutes away. For the buyer seeking something that cannot be replicated, this exceptional property offers the scale, privacy, views, and flexibility of a private Newport-area compound-an estate opportunity without equal in Carnegie Harbor.

Monthly Cost Estimate

$33,694/mo

20% down · 6.5% · 30 years

Principal$4,556
Interest$27,300
Insurance$1,838

Estimates only. Actual payments may vary.

Location

231 Carnegie Harbor Drive

Portsmouth, RI 02871

Aquidneck Club

Features & Amenities

Interior Features

Wall (Dry Wall)AtticAttic StairsAttic StorageCathedral CeilingsStairsWet BarPlumbing (Copper)Plumbing (Mixed)Insulation (Ceiling)Insulation (Floors)Insulation (Walls)

Exterior Features

BalconyDeckPatioPorch

Property Details

Flooring

Hardwood

Construction

Dry Wall Clapboard Shingles

Views

Water

Outdoor Features

PatioPorchDeck

Heating

Natural GasCentral

Cooling

Central Air

Appliances

DishwasherDryerExhaust FanDisposalMicrowaveOvenRangeRefrigeratorWasherGas Water Heater

Questions & Answers

This 5-bedroom, 8-bathroom single family at 231 Carnegie Harbor Drive is listed at $6,300,000 ($1,195/sqft). The estimated monthly payment is $33,694 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance.

Key features include: Built in 2006, 1.67 acre lot, 2 stories, 8 parking spaces, Fireplace. Interior Features: Wall (Dry Wall), Attic, Attic Stairs. Exterior Features: Balcony, Deck, Patio.

This property is listed by Joseph Costa.

JC

Joseph Costa

Agent at Mott & Chace Sotheby's International Realty

Listed by Mott & Chace Sotheby's International Realty · Broker phone: (401) 789-8899 · View on Broker Site · Broker website

MLS# 1424943· Source: State Wide MLS of Rhode Island, Inc.· 31 days on PropertySimple

Copyright © 2026 State Wide MLS of Rhode Island, Inc. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

231 Carnegie Harbor Drive, Portsmouth, RI 02871

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