550 9th St, Key Colony Beach, FL 33051
Property image
Property image
OFF MARKET

$1,572,600

Trulia Estimate
  • 4 Beds
  • 4 Baths
  • 2,293 sqft

550 9th St, Key Colony Beach, FL 33051

Est. Refi. Payment $9,318/mo*
Refinance Your Home
Currently Off Market - Sold May 2, 2025 for $1,555,000

Home Value

Trulia Estimate
$1.57M
Since last month
Increased$10K (+0.6%)
Since last year
Increased$6K (+0.4%)
Since last sale
Increased$18K (+1.2%)
Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.

Trulia Estimate

The of this home's value increased by +54% in the last 10 years
MonthEstimated value
2026
August 2026$1.57M
August 2026$1.57M
July 2026$1.56M
June 2026$1.55M
May 2026$1.51M
April 2026$1.53M
March 2026$1.52M
February 2026$1.54M
January 2026$1.54M
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016

Comparable sales

These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.
Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
570 9th St, Key Colony Beach, FL
0.01
Single-Family Home
$1,400,000
04/10/26
4
4
2,293
541 8th St, Key Colony Beach, FL
0.04
Single-Family Home
$1,335,000
01/30/26
3
3.5
1,830
640 9th St, Key Colony Beach, FL
0.06
Single-Family Home
$1,310,000
03/04/26
3
4
1,596
351 10th St, Key Colony Beach, FL
0.20
Single-Family Home
$1,340,000
04/10/26
4
3
1,813
601 8th St, Key Colony Beach, FL
0.06
Single-Family Home
$1,142,500
10/16/25
3
3
1,472
650 11th St, Key Colony Beach, FL
0.14
Single-Family Home
$1,075,000
03/10/26
3
3
1,770
630 10th St, Key Colony Beach, FL
0.08
Single-Family Home
$1,275,000
09/12/25
3
2
1,581
351 8th St, Key Colony Beach, FL
0.13
Single-Family Home
$1,100,000
05/22/26
3
3
1,511
641 9th St, Key Colony Beach, FL
0.07
Single-Family Home
$1,300,000
04/28/26
2
3
1,256
600 12th St, Marathon, FL
0.21
Single-Family Home
$1,790,000
09/01/26
4
3
1,860

Nearby home prices

Get a sense of expected prices in the area by checking the value of nearby homes.
Address
Distance
Price
Bed
Bath
Sqft
Status
511 9th St, Key Colony Beach, FL 33051
0.04
$1,052,200
2
2
1,260
Off Market
540 9th St, Key Colony Beach, FL 33051
0.01
$1,655,000
4
3
2,293
Off Market
501 9th St, Key Colony Beach, FL 33051
0.05
$1,054,400
2
2
1,260
Off Market
591 9th St, Key Colony Beach, FL 33051
0.04
$760,000
2
2
1,185
Recently Sold
570 9th St, Key Colony Beach, FL 33051
0.01
$1,400,000
4
4
2,293
Recently Sold
580 9th St, Key Colony Beach, FL 33051
0.02
$1,000,000
2
2
1,269
Recently Sold
560 10th St, Key Colony Beach, FL 33051
0.07
$913,200
2
2
1,318
Off Market
590 9th St, Key Colony Beach, FL 33051
0.03
$1,025,000
2
2
1,269
Recently Sold
471 9th St, Key Colony Beach, FL 33051
0.06
$700,000
2
2
854
Recently Sold
630 10th St, Key Colony Beach, FL 33051
0.08
$1,215,800
3
2
1,581
Off Market
610 9th St, Key Colony Beach, FL 33051
0.04
$1,055,300
2
2
1,176
Off Market

Local Information

  • Map ViewExplore the area around 550 9th St.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Home Highlights

Single-Family Home
Built in 2006
2,293 sqft
$686/sqft
Garage

About this House

Welcome to your coastal haven in Key Colony Beach—a paradise for those seeking a beautiful home and a relaxed lifestyle. This gem of a property with eastern exposure is offered fully furnished. Featuring 2-zone AC, marble pavers, and elegant finishes like Granite and marble counter and vanity tops. Boasting 9-foot ceilings, crown molding, a garage, concrete seawall, boat lift, and a step-down dock for a 37-foot boat, this residence seamlessly blends luxury with functionality. Enjoy the heated pool and the tropical ambiance in your backyard. Make this Key Colony Beach retreat your haven for a life of tranquility and leisure. Other half of this building (540 9th) can also be bought at the same price as 550 9th.
550 9th St, Key Colony Beach, FL 33051 is a 4 bedroom, 4 bathroom, 2,293 sqft single-family home built in 2006. It last sold for $1,555,000 on May 2, 2025 (11% below the $1,750,000 asking price). This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $1,572,600, with a rent estimate of $5,960/month.
Last check for updates: about 23 hours ago
Listed by Steve M Smith, P.A.
Ocean Sotheby's International
Bought with: John Nazzaro PA, (305) 731-9370, Keller Williams Realty Premier Properties - Kendall
Source: FLKMLS, MLS#610862

Home Details for 550 9th St

Interior Features

Beds & Baths
Number of Bedrooms: 4Number of Bathrooms: 4Number of Bathrooms (full): 4
Dimensions and Layout
Living Area: 2293 Square Feet
Appliances & Utilities
Utilities: Cable AvailableAppliances: Washer, Dryer, Dishwasher, Refrigerator, Range, Oven, Microwave, Water Softener, Freezer, Stainless Steel Appliance(s)DishwasherDryerMicrowaveRefrigeratorWasher
Heating & Cooling
Heating: Has Heating Unspecified TypeHas CoolingAir Conditioning: Central Air,Ceiling Fans(s)Has HeatingHeating Fuel: Has Heating Unspecified Type
Windows, Doors, Floors & Walls
Flooring: Tile, Marble
Levels, Entrance, & Accessibility
Levels: Ground LevelFloors: Tile, Marble
View
No View
Security
Security: Security Guard

Exterior Features

Exterior Home Features
Patio / Porch: Open Porch/Balcony, DeckHas a Private Pool
Parking & Garage
Has a GarageNo Attached GarageParking: Garage
Pool
Pool: In Ground, Concrete, DeckedPool
Frontage
WaterfrontOn Waterfront

Property Information

Year Built
Year Built: 2006
Property Type / Style
Property Type: ResidentialProperty Subtype: Half Duplex
Building
Construction Materials: CBS
Property Information
Parcel Number: 00075210000000

Price & Status

Price
List Price: $1,750,000

Active Status

MLS Status: Closed

Media

Location

Direction & Address
City: Key ColonyCommunity: Key Colony Bch 1st Addn Amd Plat (53.5)

Building

Building Area
Building Area: 2293 Square Feet

Community

Community Features: Beach, Bike Paths

HOA

HOA Fee Includes: NoneNo HOA

Lot Information

Lot Area: 3920.4 sqft

Offer

Listing Terms: Cash, Conventional

Rental Terms, Policies & Fees

Furnished

Miscellaneous

Mls Number: 610862

Additional Information

BeachBike Paths

Price and Tax history

DateEventPrice
May 2, 2025
Source: FLKMLS #610862
Sold
$1,555,000
Apr 9, 2025
Source: FLKMLS #610862
Contingent
$1,750,000
Apr 8, 2025
Source: FLKMLS #610862
Pending
$1,750,000
Mar 28, 2025
Source: Key West AOR #610862
Contingent
$1,750,000
Feb 14, 2025
Source: MLKAR #610862
PriceChange
$1,750,000
Price decreased by 5%

Market trends in Key Colony Beach

Last updated July 2026
Buyer'sMarketSeller'sMarket
Avg. sale price
—
Sale-to-List Price
—
Price per sq ft
—
Available listings
60
1MoM

Around this home

What Locals Say about Key Colony Beach

At least 4 Trulia users voted on each feature.

  • 100 % Say it's quiet

  • 100 % Say it's walkable to restaurants

  • 91 % Say yards are well-kept

  • 90 % Say parking is easy

  • 86 % Say car is needed

  • 80 % Say it's dog friendly

  • 80 % Say people would walk alone at night

  • 78 % Say streets are well-lit

  • 57 % Say they plan to stay for at least 5 years

  • 50 % Say there's holiday spirit

  • 50 % Say there are sidewalks

  • 50 % Say there are community events

  • 50 % Say there's wildlife

  • 38 % Say kids play outside

  • 33 % Say neighbors are friendly

  • 33 % Say it's walkable to grocery stores

Sourced by Trulia users. Learn more about our methodology.
  • David Sloan
    "Lived here for over a month, almost everyone is friendly as well as mostly pet friendly. I own a pitbull that is my service dog, majority comes up to love him him, few assume he isn’t friendly."
    0
    Flag
  • L. F.
    "Not many children live here. Lots of vacation and rental homes. They have occupants changing all the time or they stand empty for months on end. "
    0
    Flag
  • LWF
    "Sunday afternoon live concerts in the park in winter. Craft fairs. The Christmas boat parade. The fishing club puts on an annual spring clambake."
    1
    Flag
  • Dm2953
    "Key Colony Beach is a community minded incorporated small city with parks, its own sewer system, police, and safety."
    7
    Flag

LGBTQ Local Legal Protections

MLS Internet Data Exchange (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, and that the data is deemed reliable but is not guaranteed accurate by the Florida Keys MLS.

Frequently asked questions about 550 9th St

  • What is 550 9th St estimated to be worth?
    Trulia's estimated value for 550 9th St in Key Colony Beach, FL is $1,572,600.
  • What is the price history for 550 9th St?
    550 9th St in Key Colony Beach, FL last sold for $1,555,000 in May 2025.
  • Is Key Colony Beach a buyer's or seller's market?
    Key Colony Beach is currently a buyer's market, based on recent for-sale activity.
  • What are the closest schools to 550 9th St?
    The closest schools to 550 9th St in Key Colony Beach, FL are Marathon School (Middle/High, rated 5/10), Stanley Switlik Elementary School (Pre-K, rated 5/10).
  • Does 550 9th St have air conditioning?
    Yes, 550 9th St in Key Colony Beach, FL has air conditioning.
  • Does 550 9th St have a pool?
    Yes, 550 9th St in Key Colony Beach, FL has a pool.

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