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321 & 331 9th Street, Key Colony, FL - photo 1

$3,200,000

321 & 331 9th Street

Key Colony, FL 33051

Estimated payment $16,756/month

HOA not listed, not included · estimated tax · estimated insurance · 20% down, 6.5%, 30 yr

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4Beds
6Baths
3,080Sq Ft
$1039Price/Sq Ft

Preferred partner

Kinsfolk Realty

Kinsfolk Signature Realty

Powered by Hometrino

(813) 602-0498

Highlights

Built in 1988

About This Home

SELLER FINANCING AVAILABLE - Turn-Key Duplex on a Wide, Deep Canal - Key Colony BeachWelcome to one of the most sought-after settings in the Florida Keys -Key Colony Beach -- a private, tucked-away island community known for its quiet streets, boater-friendly waterways, and true Keys lifestyle. This full duplex sits on a impressively wide, clean, deep canal (100 ft across), offering easy access for boats of all sizes and some of the best water views in the neighborhood.Each side of the duplex mirrors the other in quality and layout: upstairs you'll find 2 spacious bedrooms and 2 full baths, while downstairs offers a convenient pool bath plus a bonus game room/flex space with extra storage -- perfect for kayaks, fishing gear, or beach toys. Both units have been tastefully updated and fully furnished, right down to the dishes, pots, pans, and bedding. Just bring your suitcase.This property is as flexible as it is beautiful. Rent both sides for strong dual-income potential, create the ultimate family compound with room for everyone, or live in one side while renting the other for built-in income. However you use it, you're getting two turn-key homes in one of the safest, most tranquil pockets of the Florida Keys.Located just minutes from open water, world-class fishing, and the laid-back charm Key Colony Beach is known for -- this is Keys living at its most effortless.Two homes. One incredible canal. Endless possibilities.SELLING ONLY AS DUPLEX - will not split themContact Dawn McComish, P.A. -- The Singing Realtor(r) -- for a private showing.

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Facts & features

Bedrooms & bathrooms

  • •Bedrooms:4
  • •Bathrooms:6 (4 full, 2 half)
  • •Full bathrooms:4
  • •Half bathrooms:2

Heating

  • •Has Heating:Yes

Interior area

  • •Total structure area:3,080 sqft
  • •Total interior livable area:3,080 sqft

Parking

  • •Parking features:N/A
  • •Garage spaces:0
  • •Has attached garage:No

Lot

  • •Size:N/A

Details

  • •Parcel number:N/A

Type & style

  • •Home type:Single Family Residence
  • •Property subtype:Residential

Materials

  • • N/A

Condition

  • •Year built:1988

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Price history

DateEventPrice
10/30/2026Listed for sale$3,200,000$1039/sqft

Listing Agent

Dawn M McComish

LPT Realty, LLC

Brokerage Phone: 877-366-2213

Source: Florida Keys MLS · MLS #621036

Data Powered by Home Junction, Inc.

Nearby

Dining

Causeway Pizza

0.3 mi

El Molcajete

0.3 mi

cabana jacks

0.5 mi

Parks

Oceanfront Park

1.4 mi

Curry Hammock State Park

2.0 mi

Beaches

Coca Plum Beach

1.4 mi

Campground Beach

2.9 mi

Public Beach

3.0 mi

Nearby amenity locations include data © OpenStreetMap contributors.