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For saleErrorPrice cut: $150K (6/29)
$2,845,000
7beds
4,478sqft

580 & 590 10th St, Key Colony Beach, FL 33051

7beds
4,478sqft
Duplex, multi family
Built in 1985
Garage
$635 price/sqft

What's special

Two-car garageCovered poolside lanaiHeated poolCanal-front opportunityAmple off-street parkingRefreshed curb appealWet bar

Exceptional canal-front opportunity with proven income potential. This expansive 7-bedroom, 7-bath residence offers outstanding flexibility as a legal duplex with an interior lockout, allowing it to function seamlessly as a large single-family home or as two separate living spaces. The configuration includes a generous 5BR/4BA main residence paired with a private ...

200 days
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411
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20
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Source: FLKMLS,MLS#: 617788MLS LogoOriginating MLS: Marathon/Lower Keys
Travel times

Living Room

Kitchen

Dining Room

Zillow last checked:

Listing updated:

Listed by:

Nate Bartlett,

Berkshire Hathaway HomeServices Keys Real Estate

Source: FLKMLS,MLS#: 617788MLS LogoOriginating MLS: Marathon/Lower Keys

Facts & features

Interior

Bedrooms & bathrooms
  • Bedrooms: 7
  • Bathrooms: 7
  • Full bathrooms: 7
Cooling
  • Central Air, Ceiling Fans(s)
Appliances
  • Included: Washer, Stainless Steel Appliance(s), Microwave, Oven, Range, Refrigerator, Dishwasher, Dryer
  • Laundry: Laundry Room
Features
  • Built-in Cabinets, Granite Counters, Entrance Foyer, Wet Bar
  • Flooring: Tile, Carpet
  • Doors: Impact Rstnce Doors
  • Windows: Drapes/Blinds Incl, Window Treatments, Impact Rstnce Window
Interior area
  • Total interior livable area: 4,478 sqft

Property

Parking
  • Parking features: Garage, Off Street, Guest
  • Has garage: Yes
Accessibility
  • Accessibility features: No
Features
  • Levels: Two
  • Stories: 2
  • Patio & porch: Lanai, Open Porch/Balcony, Patio
  • Exterior features: Storage, Outdoor Shower, Lighting
  • Has private pool: Yes
  • Pool features: Heated, In Ground
  • Has spa: Yes
  • Spa features: Private
  • Fencing: Fenced
  • Has view: Yes
  • View description: Canal
  • Has water view: Yes
  • Water view: Canal
  • Waterfront features: Canal Front, Waterfront, Dock: Concrete, Dock Length: 75
Lot
  • Size: 8,250 Square Feet
  • Features: Less Than 1/4 Acre
Details
  • Parcel number: 00075930000000
  • Zoning: R-2A
  • Zoning description: Key Colony Two Family

Construction

Type & style
  • Home type: MultiFamily
  • Property subtype: Duplex, Multi Family
  • Attached to another structure: Yes
Materials
  • CBS
  • Roof: Metal
Condition
  • Year built: 1985

Utilities & green energy

  • Electric: Elect Separate Meter
  • Sewer: Municipal Sewer, Public Sewer
  • Utilities for property: FKAA, Buyer to Verify

Community & HOA

Community
  • Features: Tennis Court(s), Bike Paths, Beach
  • 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: $635/sqft
  • Annual tax amount: $19,308
  • Date on market: 12/22/2025

Price history

DateEventPrice
6/29/2026Price change$2,845,000-5%$635/sqft
Source: FLKMLS #617788 Report a problem
5/13/2026Price change$2,995,000-7.8%$669/sqft
Source: MLKAR #617788 Report a problem
4/8/2026Price change$3,250,000-3%$726/sqft
Source: MLKAR #617788 Report a problem
3/28/2026Price change$3,350,000-1.3%$748/sqft
Source: Key West AOR #617788 Report a problem
2/8/2026Price change$3,395,000-7%$758/sqft
Source: Key West AOR #617788 Report a problem
12/22/2025Listed for sale$3,650,000-8.3%$815/sqft
Source: MLKAR #617788 Report a problem
9/1/2024Listing removed$3,980,000$889/sqft
Source: MLKAR #609274 Report a problem
3/20/2024Listed for sale$3,980,000+328%$889/sqft
Source: FLKMLS #609274 Report a problem
5/27/2014Sold$930,000$208/sqft
Source: FLKMLS #560109 Report a problem

Public tax history

Tax history is unavailable.

Monthly payment

Est. payment
$16,230/mo
Principal & interest
$14286
Property taxes
$1944
More affordability toolsChevron Right

Estimated market value

$2,680,300

$2.55M - $2.81M

$4,040/mo

Climate risks

Explore flood, wildfire, and other predictive climate risk information for this property on First Street®️.

Neighborhood: 33051

Nearby schools

Stanley Switlik Elementary School
Grades PK-5 • 4.5 miles
5/10
GreatSchools® Rating
Test Score Rating
5/10
Student Progress Rating
4/10
Marathon School
Grades 6-12 • 3.6 miles
5/10
GreatSchools® Rating
Test Score Rating
4/10
College Readiness Rating
5/10
Student Progress Rating
6/10

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