If you need more dockage than most half duplexes in Key Colony Beach, here it is. This property offers an impressive 42 feet of dockage with a concrete seawall and wooden step-down dock, ready for your big boat and all your water toys. Exceptionally maintained by the same family for over 40 years, this home shows true pride of ownership from the moment you enter the open-concept kitchen, dining and living area. A large impact slider and picture window fill the space with natural light and frame beautiful views of the 100 foot wide canal. These refreshing water views invite you onto the covered porch, ideal for entertaining, outdoor dining or simply relaxing and enjoying the island lifestyle. Boaters, anglers, divers and nature lovers will appreciate the brief 5 minute cruise to both the open ocean and the open gulf. The location also offers excellent proximity to major airports including 10 to 15 minutes to Marathon International, just over an hour to Key West International, 2 hours to Miami International and 2.5 hours to Fort Lauderdale International. Key Colony Beach is known as the gem of the Florida Keys and features a 15 street island layout perfect for biking along with pickleball, golf, a marina, three playgrounds, bocce ball, horseshoes, a post office, three restaurants and iconic Sunset Park. Paradise is waiting for you here and this island lifestyle can be yours.
For sale
$875,000
261 9th St, Key Colony Beach, FL 33051
2beds
1,020sqft
Est.:
Half Duplex, Single Family Residence
Built in 1972
8,276.4 Square Feet Lot
$-- Zestimate®
$858/sqft
$-- HOA
What's special
- 116 days |
- 583 |
- 17 |
Zillow last checked: 7 hours ago
Listing updated: December 08, 2025 at 04:08am
Listed by:
Karen D Raspe 305-393-9010,
Ocean Sotheby's International Realty,
Ally Kelley 727-459-0493,
Ocean Sotheby's International Realty
Source: FLKMLS,MLS#: 617494
Originating MLS: Marathon/Lower Keys
Originating MLS: Marathon/Lower KeysTour with a local agent
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 2
- Bathrooms: 2
- Full bathrooms: 2
Cooling
- Central Air, Ceiling Fans(s)
Appliances
- Included: Washer, Microwave, Range, Refrigerator, Dishwasher, Dryer
- Laundry: Laundry Room
Features
- Walk-In Closet(s)
- Flooring: Tile
- Doors: Impact Rstnce Doors
- Windows: Window Treatments, Impact Rstnce Window
Interior area
- Total interior livable area: 1,020 sqft
Property
Parking
- Parking features: Guest, Trailer Storage, Covered, RV Parking Open, Off Street
- Has uncovered spaces: Yes
Features
- Levels: Ground Level
- Patio & porch: Open Porch/Balcony
- Exterior features: Storage
- Has view: Yes
- View description: Canal
- Has water view: Yes
- Water view: Canal
- Waterfront features: Canal Front, Waterfront, Seawall: Concrete, Dock: Wood, Dock Length: 42
Lot
- Size: 8,276.4 Square Feet
- Dimensions: 42 x 110
- Features: Less Than 1/4 Acre
Details
- Additional structures: Shed(s)
- Parcel number: TBD
- Zoning: R-2A
- Zoning description: Key Colony Two Family
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Half Duplex, Single Family Residence
- Attached to another structure: Yes
Materials
- CBS
- Roof: Metal
Condition
- Updated/Remodeled
- New construction: No
- Year built: 1972
Utilities & green energy
- Sewer: Community Swr Plant, Public Sewer
- Utilities for property: Cable Available, Buyer to Verify, Cable Connected
Community & HOA
Community
- Features: Community Boat Ramp, Bike Paths, Airport/Runway, Beach, Tennis Court(s)
- Security: Smoke Detector(s), Patrolled Area
- Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
HOA
- Has HOA: No
- Services included: None
Location
- Region: Key Colony Beach
Financial & listing details
- Price per square foot: $858/sqft
- Tax assessed value: $1,101,490
- Annual tax amount: $5,980
- Date on market: 11/28/2025
Estimated market value
Not available
Estimated sales range
Not available
$4,301/mo
Price history
Price history
| Date | Event | Price |
|---|---|---|
| 11/28/2025 | Listed for sale | $875,000-0.6%$858/sqft |
Source:  FLKMLS #617494 Report a problem | ||
| 10/30/2025 | Listing removed | $880,000$863/sqft |
Source:  MLKAR #614897 Report a problem | ||
| 6/25/2025 | Price change | $880,000-1.1%$863/sqft |
Source: MLKAR #614897 Report a problem | ||
| 5/5/2025 | Listed for sale | $890,000$873/sqft |
Source: FLKMLS #614897 Report a problem | ||
Public tax history
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2024 | $11,596 +6.7% | $1,085,682 +10% |
| 2023 | $10,873 +13.4% | $986,984 +10% |
| 2022 | $9,585 +28.1% | $897,258 +40.9% |
| 2021 | $7,483 +14.6% | $636,722 +10% |
| 2020 | $6,528 | $578,838 +0.5% |
| 2019 | $6,528 +5.6% | $575,892 -5.2% |
| 2018 | $6,184 +6.8% | $607,268 -4.4% |
| 2017 | $5,792 +5% | $635,304 +18.2% |
| 2016 | $5,514 +7.4% | $537,293 +5.7% |
| 2015 | $5,136 | $508,183 |
Find assessor info on the county website
BuyAbility℠ payment
Est. payment
$4,992/mo
Principal & interest
$4394
Property taxes
$598
More affordability tools
Climate risks
Neighborhood: 33051
Nearby schools
GreatSchools rating
- 4/10Stanley Switlik Elementary SchoolGrades: PK-5Distance: 4.6 mi
- 5/10Marathon SchoolGrades: 6-12Distance: 3.7 mi
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