298 Castaways ST

MARCO ISLAND, FL 34145

$3,500,000

MLS# 226023732 · Listed June 26, 2026 · 45 days on market

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🛏4Beds
🚿3Baths
📐2,853Sq Ft
🏗2026Year Built
🌿9,583Lot SF
💲$1,227Price/SF

About This Property

Discover this spectacular modern mid-century estate in the highly desirable Marco Island area. Situated on a private, fully fenced 0.22-acre homesite, this custom-built masterpiece offers over 6,520 total square feet of exceptional living and entertaining space, perfectly blending luxury, contempora…

Listing remarks are provided by the listing brokerage. Waterfront Realty Group, Inc. does not endorse any statement that expresses a preference, limitation, or discrimination based on race, color, religion, sex, handicap, familial status, or national origin.

Features & Amenities

Interior

DishwasherMicrowaveRefrigerator/IcemakerWall OvenBuilt-In CabinetsCloset CabinetsFireplaceWalk-In Closet(s)Outdoor KitchenOutdoor Shower

Pool

Salt Water

Other

Electric CooktopDisposalPot FillerWine CoolerCustom MirrorsFrench DoorsSmoke DetectorsStorageNoneBelow GroundConcreteCustom UpgradesEquipment StaysElectric HeatSelf Cleaning

Property Details

Property TypeResidential
StatusActive
Year Built2026
CityMARCO ISLAND
Lot Size9,583 SF
Zip Code34145
OfficeWaterfront Realty Group Inc

Location

298 Castaways ST

MARCO ISLAND, FL 34145

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Listed By

Listing Realtor

Jorge Marino Marino, LLC

Jorge Marino Marino, LLC

239-776-2393

dhomeswfl@gmail.com

Waterfront Realty Group, Inc.

Email Jorge

Interested in this property? Contact Jorge today.

$3,500,000

Active

(239) 263-1000

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298 Castaways ST

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Listed by Jorge Marino Marino, LLC

Mortgage Estimate

Est. Monthly Payment (P&I)

$0/mo

This is an estimate only. Does not include taxes, insurance, or HOA fees. Contact a lender for exact figures.

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Information deemed reliable but not guaranteed.

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Listing data provided by NABOR MLS. IDX information is provided exclusively 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.