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$1,049,000 -$50,000 (-4.55%) Price Reduced

  • For Sale
  • Active
  • Duplex
  • 2 Beds
  • 2 Full Baths
  • 1,328 Sq. Ft.
  • Updated 17 hours ago
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Welcome to waterfront living in Key Colony! From the decorative gated entry and covered front patio, this beautifully maintained 2-bedroom, 2-bath half duplex offers 1,328 square feet of comfortable indoor-outdoor living. Inside, the light-filled interior features marble flooring, a spacious living area overlooking the water, and an updated kitchen with white cabinetry, granite countertops, stainless steel appliances, and a generous center island. Step outside to a private, fenced brick-paver patio surrounded by tropical landscaping--the perfect setting for morning coffee, outdoor dining, or relaxing by the canal. Boaters will appreciate the 37.5-foot dock and convenient access to the best of the Florida Keys lifestyle. Major updates include a new metal roof and new air-conditioning system, both installed in 2023. Additional features include ample outdoor storage and an interior laundry area. This property also offers an established history as a successful vacation rental, making it an excellent opportunity for buyers seeking a full-time residence, seasonal getaway, or income-producing waterfront retreat in desirable Key Colony Beach.

Full Property Details for 490 10th St

General

  • Price: $1,049,000
  • Taxes: $7,101 (2025)
  • Status: Active
  • Type: Duplex
  • Source: 927
  • MLS ID: 620777
  • Updated: 8/21/2026
  • Added to Site: 24 day(s) ago

Interior

  • Interior Features: Drapes/Blinds Incl, Granite Counter Top
  • Appliances: Stainless Steel Appliance(s), Dishwasher, Microwave, Oven, Range, Refrigerator
  • Flooring: Tile

Rooms

Bathrooms

  • Total Bathrooms: 2
  • Full Bathrooms: 2

Bedrooms

  • Total Bedrooms: 2

Additional Information

  • Shared Amenities: Bike Paths, Beach

Exterior

  • Exterior Features: Hot Tub, Privacy Wall/Fence, Storage
  • Deck/Patio: Patio
  • Porch/Patio/Deck: Patio

Parking

  • Parking Features: Off Street, Covered

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: US 1 to Key Colony Beach Causeway. Turn right on West Ocean and continue to 10th St. Turn left. Property in about half way down on the right hand side of 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)

Structural Information

  • Construction: CBS
  • Roof: Metal
  • Windows/Doors: Single Hung Windows, Sliding Glass Doors, Shutters
  • Square Feet: 1,328
  • Sq. Ft. Source: Property Data Card
  • Year Built: 1970

Lot Features

  • Property View: Canal
  • Lot Size (Acres): 0.09
  • Lot Size (Sq. Ft.): 4,125
  • Lot Size Source: Property Data Card
  • Lot Dimensions: x
  • Zoning: R-2A - Key Colony Two Family

Water Features

  • Water Front: Yes
  • Water View: Yes
  • Water Front Desc.: Canal Front

Financial Considerations

  • Tax Amount: $7,101.05
  • Tax Year: 2025

Disclosures and Reports

  • Legal Description: Bk 10 N 1/2 Lt 53 Key Colony Beach First Addn Amended Plat Pb4-11 Shelter Key
  • APN: 75980000100

Listed by Coldwell Banker Schmitt Real Estate Co., Samuel Davis Williams (305) 289-6559

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Listing agent

— 490 10th St —

  • Samuel Davis Williams

    Coldwell Banker Schmitt Real Estate Co.

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 490 10th St

School District:Monroe County School District, Middle Torch Key, FL
NameGradesDistance
Stanley Switlik Elementary School
3400 Overseas Highway, Marathon, FL 33050
PK-54.5 mi
Marathon School
350 Sombrero Beach Road, Marathon, FL 33050
6-123.6 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 490 10th St Get Price Alerts and Save Property

Date
Details
Price
Change
Source
8/21/2026
Price Reduced
$1,049,000
-4.55%
MLS
7/29/2026
Listed
$1,099,000
—
MLS
Get Price Alerts and Save Property
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 for 490 10th St

Year
Property Taxes
Change
Tax Assessment
Change
2025
$7,101
4%
$718,821
2%
2024
$6,806
6%
$704,565
—
2023
$6,406
23%
$704,469
49%
2021
$5,198
-9%
$472,302
-23%
2022
$5,740
10%
$611,053
32%
2021
$5,198
5%
$461,597
-1%
2019
$4,950
4%
$464,076
—
2018
$4,781
6%
$465,684
4%
2017
$4,523
-3%
$449,620
1%
2016
$4,661
9%
$446,571
11%
2015
$4,295
4%
$403,876
9%
2014
$4,111
7%
$371,749
10%
2013
$3,837
—
$337,954
—
View All
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 for 490 10th St

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Listed by Coldwell Banker Schmitt Real Estate Co., Samuel Davis Williams (305) 289-6559

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490 10th Street, Key Colony, FL 33051 (MLS# 620777) is a Duplex property with 2 bedrooms and 2 full bathrooms. 490 10th Street is currently listed for $1,049,000 and was received on July 29, 2026. Want to learn more about 490 10th Street? Do you have questions about finding other Duplex real estate for sale in Key Colony? You can browse all Key Colony real estate or contact a Coldwell Banker agent to request more information.

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