OFF MARKET

Off market sep 2023 for $1.5M

$1,343,716

Est. refi paymentEst. refi $11,576/mo

•

1,176

sq ft

610 9th St, Key Colony Beach, FL 33051

About this home

Step into this serene, beautifully updated Key Colony Beach half duplex. No detail was spared here! Tile throughout, granite countertops, Stainless steel Appliances. Brand new coastal furniture decor throughout this home, paint, trim, washer and dryer. The 10k boat lift makes it a breeze to keep your boat safe. Take a plunge in the heated pool after a day out fishing and exploring the island. This residence is equipped with a brand new commercial ice machine, bait freeze, a carport, beautifully low maintained landscaped for privacy. This home has never been rented, and the level of detail shows it. A must SEA!

Multi-familyProperty Type

1986Year Built

4,125 sq ftLot Size

$1,143Est. Price/Sq.Ft.

Listed by Leanys Carlson • Ocean Sotheby's International

Bought with Samuel Williams • Coldwell Banker Schmitt Real Estate Co.

Redfin checked: 2 minutes ago

•Source:FLKMLS #606133

Redfin Estimate

$1,343,716

$181K since sold in September 2023$14K since September

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 27.9% higher than the average sale price ($1.05M) of 6 comparable homes.

SOLD JUN 3, 2026
$1,000,000
A
2 beds2 baths1,269 sq ft
580 9Th St, Key Colony Beach, FL 33051
SOLD SEP 25, 2026
$995,000
B
2 beds2 baths1,288 sq ft
350 11th St, Key Colony Beach, FL 33051
SOLD SEP 14, 2026
$1,232,000
C
2 beds3 baths1,176 sq ft
651 9th St, Key Colony Beach, FL 33051
SOLD MAR 31, 2026
$1,025,000
D
2 beds2 baths1,269 sq ft
590 9th St, Key Colony Beach, FL 33051
SOLD JUL 20, 2026
$800,000
E
2 beds2 baths1,023 sq ft
741 9Th St, Key Colony Beach, FL 33051
SOLD DEC 1, 2025
$1,250,000
F
2 beds2 baths1,300 sq ft
470 9Th St, Key Colony Beach, FL 33051

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Earn from this home

Refinance

Est. cash available

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Market trends in Key Colony Beach, FL

Last updated September 2026

Buyer's Market

Seller's Market

Buyer's market

Sale-to-list price

94.1%

1.2% MoM

Median sale price

$1.3M

$516K MoM

Avg. days on market

203d

1 days MoM

Recently sold homes

1 MoM

Provided by Redfin

Sale history for 610 9th St

Date

Event

Price

Public Records

Sep 27, 2023

Sold

$1,525,000

$1,297/sq ft

FLKMLS #606133

Sep 26, 2023

Contingent

—

Sep 26, 2023

Sold

$1,525,000

$1,297/sq ft

Jul 17, 2023

Listed

$1,550,000

$1,318/sq ft

FLKMLS #604439

Apr 25, 2023

Sold

$1,225,000

$1,042/sq ft

Mar 12, 2023

Contingent

—

Mar 6, 2023

Listed

$1,200,000

$1,020/sq ft

Indulge in the tropical atmosphere and easy living found in this preferred east-facing waterfront half-duplex with contemporary and quality updates. Bask in the heated pool after a day out or simply relax on the elevated porch overlooking the canal. Under its newer metal roof and interior vaulted ceiling there's an updated kitchen, two bedrooms and bathrooms, and a laundry room. Downstairs there are 588 square feet of lower-level finished space, a carport, and a landscaped and fenced paved patio. Plus, the seller owns a share of the highly desired Inch Beach on Key Colony and will extend a conditional right to purchase the share before it is offered to anyone else. Key Colony Beach, the ''Gem of the Florida Keys'' with enviable access to the Gulf of Mexico and the Atlantic Ocean as well as all the amenities and friendliness of a small island town. Call today for more information or to schedule a showing. Hurry!

Public Records

Dec 3, 2004

Sold

$665,000

$565/sq ft

FLKMLS #520844

Oct 25, 2004

Sold

$665,000

$565/sq ft

Feb 26, 2004

Listed

$695,000

$591/sq ft

Tax history for 610 9th St

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Public record
Permits

Beds

Baths

Stories

Lot width

—

Lot depth

—

Lot size

4,125 Sq. Ft.

Year renovated

2014

Sq. Ft.

1,176

Year built

1986

Style

Single Family Residential

County

Monroe County

APN

0566 33 00075190000000

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Apr 21, 2026.

Property details

Parking

Parking / Garage Information
Vehicle Storage: Carport, Covered Parking

Interior

Interior Features
Interior Features: Cathedral Ceilings, Sky Light(s), Walk-in Closet, Smoke Alarms, Granite Counter Top, Drapes/Blinds Incl
Green Features: Interior: Programmable Thermst
Flooring: Tile Floor
Windows/Doors: Impact Rstnce Doors, Other Windows/Doors, Impact Rstnce Window
Heating: Central, Hot Water
Cooling/Heating: Ceiling Fans, Central A/C
Appliances: Dishwasher, Wine Cooler, Washer, Stainless Steel Appl, Refrigerator, Oven, Microwave, Dryer, Disposal
Furnished: Furnished

Bathroom Information
# of Full Baths: 2

Exterior

Boat Slip/Dock Information
Dockage: Dock Length: 37
Dockage: Boat Lift
Dockage: Dock: Wood

Exterior Features
Has Pool
Pool Information: Decked, In Ground, Fiberglass
Shutters: Accordion

Security
Patrolled Area

Property Features
On Waterfront
Waterfront Type: Canal Front
Waterview: Canal View

Property Information
Property Condition: Updated/Remodeled
Deed Restrictions: Unknown
Pets: Pets Allowed
Rentals Allowed: With Restrictions
Min Rental Days: 7

Lot Information
Zoning: R-2A - Key Colony Two Family
Land Size: Less Than 1/4 Acre
Control Depth: 4

Building Information
Year Built: 1,986
Sq. Ft. Source: Property Data Card
Building Style: Above Flood: Yes
Construction: CBS
Roof: Metal Roof

Subdivision/Neighborhood
Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
Marathon Neighborhood: Marathon East - Gulf (Airport to Vaca)

Financial

Tax Information
Taxes: $2,022
Tax Year: 2,022
Tax Exemptions: None

Financial Information
Terms: Cash, FHA, Conventional

Utilities

Utility Information
Utilities: FKAA, Municipal Sewer
Pre-Wired: Cable
Has Public Sewer Hook-up

Location

Homeowners Association Information
Association Info: 1st Right of Refusal: No
Association Info: Association Fee $: 0.00
Fee Includes: None

Location Information
Side: Ocean
Mile Marker: 53.50
Directions: Overseas Hwy Turn At Light Onto Sadowski / KCB Causeway. Turn right on W. Ocean. Turn right on 9th Street.

Neighborhood Features
Beach, Bike Paths

Public facts

Beds: 2
Baths: 2.0
Sq. Ft.: 1,176
Stories: 2.0
Lot Size: 4,125 square feet
Style: Single Family Residential
Year Built: 1986
Year Renovated: 2014
County: Monroe County
APN: 0566 33 00075190000000

Home facts updated by county records on Apr 21, 2026

Other

Auction Information
Financial Status: Auction: No

Around this home

Schools

Stanley Switlik Elementary School

Public PreK-5 • Assigned • 4.6mi

5/10

Marathon School

Public 6-12 • Assigned • 3.8mi

5/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

Heat Factor

We're working on getting current and accurate heat risk information for this home.

10/10 Wind Factor

99% chance of strong winds in next 30 years

1/10 Air Factor

0 unhealthy days expected this year, 0 days in 30 years

Provided by First Street

Historical weather

Key Colony Beach, FL • 33051

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 10 hours in June and 7.3 hours in December, placing it above the U.S. average for solar exposure.

10 hrs

7.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$1.28M – $1.55M

Sell confidently with a local market expert in Key Colony Beach. 3 minutes to get started.

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Home values near 610 9th St

Data from public records.

Address	Redfin Estimate
571 9th St, Key Colony Beach, FL 3 Beds \| 3 Baths \| 1418 Sq. Ft.	$1,168,155
611 9th St, Key Colony Beach, FL 2 Beds \| 2 Baths \| 1000 Sq. Ft.	$841,957

Address	Redfin Estimate
631 9th St, Key Colony Beach, FL 2 Beds \| 3 Baths \| 1432 Sq. Ft.	$1,096,390
591 9th St, Key Colony Beach, FL 2 Beds \| 2 Baths \| 1185 Sq. Ft.	$915,017

Address	Redfin Estimate
641 9th St, Key Colony Beach, FL 2 Beds \| 3 Baths \| 1256 Sq. Ft.	$1,412,617
601 9th St, Key Colony Beach, FL 2 Beds \| 2 Baths \| 990 Sq. Ft.	$790,120

Property information provided by FLKMLS when last listed in 2023. This data may not match . Learn more.

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GreatSchools Ratings provided by GreatSchools.org.

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About this home

Redfin Estimate

Earn from this home

Market trends in Key Colony Beach, FL

Sale history for 610 9th St

Tax history for 610 9th St

Public record

Property details

Around this home

Schools

Lifestyle

Climate risks

Historical weather

Sun exposure

Nearby similar homes

Home values near 610 9th St

More real estate resources