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$1,025,000 Sale Pending
Property Description
This east-facing, stilted 1/2 duplex is now available. The home features soaring ceilings and an open floor plan that extends onto a roomy balcony overlooking the lower patio and a 37.5-foot dock. The interior includes a granite and stainless kitchen, two bedrooms, two baths, and terracotta flooring throughout. Located in a prime location on Key Colony Beach, this property is just a few minutes from the ocean or gulf. This home will making a perfect second home or vacation rental.
Full Property Details
Full Property Details for 580 9th St
General
- Price: $1,025,000
- Taxes: $8,155 (2025)
- Status: Pending
- Type: Duplex
- Source: 927
- MLS ID: 617814
- Updated: 5/13/2026
- Added to Site: 141 day(s) ago
Interior
- Interior Features: Walk-in Closet(s), Bar, Cathedral Ceilings, Dade County Pine, Drapes/Blinds Incl, Granite Counter Top, Pantry
- Appliances: Dishwasher, Dryer, Microwave, Oven, Range, Refrigerator, Washer
- Flooring: Tile
Rooms
Bathrooms
- Total Bathrooms: 2
- Full Bathrooms: 2
Bedrooms
- Total Bedrooms: 2
Other Rooms
- Laundry: Laundry Room
Additional Information
- Security/Safety: Patrolled Area
Exterior
- Exterior Features: Storage
- Deck/Patio: Open Porch/Balcony, Deck
- Porch/Patio/Deck: Open Porch/Balcony, Deck
Parking
- Parking Features: Off Street, Carport
Location
- Area: 17 - Vaca Cut - Both Sides Holiday Inn/Key Colony
- County: Monroe
- Subdivision: Key Colony Bch 1st Addn Amd Plat (53.5)
- Driving Directions: Turn onto 9th Street and property is on the right about half way down the street.,
Community
- Assoc. Fees Include: None
- Pets Allowed: Yes
Heating & Cooling
- Central air: Yes
- Air Conditioning: Yes
- Cooling Type: Central Air, Ceiling Fans(s)
- Heating Type: Central
Structural Information
- Architectural Style: Above Flood
- Construction: CBS
- Roof: Tile
- Windows/Doors: Aluminum Windows, Shutters
- Square Feet: 1,269
- Sq. Ft. Source: Tax Records
- Year Built: 1988
Lot Features
- Property View: Canal
- Lot Size (Acres): 0.09
- Lot Size (Sq. Ft.): 4,125
- Lot Size Source: Tax Records
- Lot Dimensions: 37 x 110
- Zoning: R-2A - Key Colony Two Family
Water Features
- Water Front: Yes
- Water View: Yes
- Water Front Desc.: Canal Front
Financial Considerations
- Tax Amount: $8,155.16
- Tax Year: 2025
- Terms: Cash, Conventional
Disclosures and Reports
- Legal Description: BK 9 SLY 1/2 LT 42 KEY COLONY BEACH FIRST ADDITION PB4-11 SHELTER KEY OR546-1015 OR756-1457 OR880-1058 OR981-1126 OR1051
- Flood Zone: AE
- APN: 00075200-000000
Listed by Key Colony Beach Realty, Steve M Smith, P.A. (305) 849-1196
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Schools
Schools serving 580 9th St
School District:Monroe County School District, Middle Torch Key, FL
| Name | Grades | Distance |
|---|---|---|
Stanley Switlik Elementary School 3400 Overseas Highway, Marathon, FL 33050 | PK-5 | 4.6 mi |
Marathon School 350 Sombrero Beach Road, Marathon, FL 33050 | 6-12 | 3.7 mi |
Disclaimer:
School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.
Price & Sales History for 580 9th St
Date
Details
Price
Change
Source
12/23/2025
Listed
$1,025,000
58.91%
MLS
4/14/2016
Sold
$645,000
—
Public Record
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Tax History
Tax History for 580 9th St
Year
Property Taxes
Change
Tax Assessment
Change
2024
$7,902
—
$869,877
-1%
2024
$7,902
8%
$882,565
5%
2023
$7,340
25%
$840,229
56%
2021
$5,862
-10%
$538,789
-24%
2022
$6,501
11%
$705,512
41%
2021
$5,862
8%
$498,683
-2%
2019
$5,403
3%
$510,981
-1%
2018
$5,246
2%
$515,753
-1%
2017
$5,154
37%
$519,290
28%
2016
$3,772
—
$406,884
1%
2015
$3,755
-1%
$404,056
1%
2014
$3,812
-1%
$400,849
2%
2013
$3,843
—
$394,925
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 580 9th St
580 9th Street, Key Colony Beach, FL 33051 (MLS# 617814) is a Duplex property with 2 bedrooms and 2 full bathrooms. 580 9th Street is currently listed for $1,025,000 and was received on December 23, 2025. Want to learn more about 580 9th Street? Do you have questions about finding other Duplex real estate for sale in Key Colony Beach? You can browse all Key Colony Beach real estate or contact a Coldwell Banker agent to request more information.
