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Waterfront Duplex with Dockage

8 7Th Street, Key Colony Beach, FL 33051

For Sale
$799,000

Residential, Key Colony, FL

Property Size914 SF
Lot Size0.05 Acres
Price / SF$874.18
Days on Market57

Property Features for 8 7Th Street

General Information

Property type Residential
Property subtype Duplex
Zoning R-2A - Key Colony Two Fam
Bedrooms 2
Bathrooms 2
Full bathrooms 2
Rooms Bathroom 2, Bedroom 2, Bathroom 1, Bedroom 1
Patio and Porch features Patio
Pets allowed Yes
Interior features Granite Counter Top, Dade County Pine
Appliances Washer, Dryer, Refrigerator, Range, Microwave, Disposal, Freezer
Subdivision Key Colony Bch Yacht (53.5)
Directions Overseas Hwy Mile Marker 53.5 Turn at light onto Sadowski / KCB Causeway. Turn Right onto W. Ocean Dr. Turn Right onto 7th Street follow to #8
Standard status Active
APN 00077800-000000
Size 914 SF
Lot size 0.05 Acres

Taxes and HOA fees

Tax Year 2025
Tax Description KEY COLONY BEACH YACHT CLUB SUBD KEY COLONY BCH FLA PB4-68 N 1/2 LOT 5 OR152-189 OR184-519 OR388-1 OR415-201 OR432-355 O
Tax Annual Amount 4979
Legal Description KEY COLONY BEACH YACHT CLUB SUBD KEY COLONY BCH FLA PB4-68 N 1/2 LOT 5 OR152-189 OR184-519 OR388-1 OR415-201 OR432-355 O

Utilities

Utilities Cable Available
Cooling system Central Air
Water front 1

Amenities

dockage

Building Details

Year built 1959
Floors in Building 1
Flooring type Tile
Building materials CBS
Roof type Other
Listing Agency: Ocean Sotheby's International · Sotheby's International Realty
Listed By: Karen D Raspe · License FL #3226605
Added: Sep 15 Changed: Oct 25 Last Checked: Nov 10 at 12:06AM
MLS# 621313

Copyright © 2026 Marathon and Lower Keys Association of Realtors. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

Rey
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Investment Insights

Based on property information with market context.

This 914-square-foot duplex property was built in 1959 and offers two bedrooms, two bathrooms, and an open arrangement connecting the living, dining, and kitchen areas. Two impact sliders bring canal views into the interior, while tile flooring, central air, a patio, and CBS construction provide established residential features. The kitchen includes a range, refrigerator, freezer, microwave, disposal, washer, and dryer.

The property includes 40-foot dockage along a 200-foot canal, with access described as approximately five minutes from the open ocean and Gulf. R-2A - Key Colony Two Fam zoning supports the property's duplex classification. Cable is available, and the address is 8 7th Street in Key Colony, Florida.

Key Highlights

  • 40‑foot dockage along a 200‑foot canal
  • 914 square feet with 2 bedrooms and 2 bathrooms
  • R‑2A - Key Colony Two Fam zoning

Property Analytics

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Lease Details

1
Residential units

Location Intelligence

Trade Area within ½ mile

186
Businesses Nearby

Demographics for 33051, FL

790
Population
1,132
Households
0.7
Avg Household Size
63
Median Age
48%
College-Educated
95%
High-School Grad
0.4 sq mi
ZIP Area
1,975
Density / Sq Mi
$94,531
Median Household Income
$38,860
Median Earnings
$1,849
Median Rent
$834,800
Median Home Value
Check the figures for this property Cap Rate, Value Estimation, Potential NOI and more
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Market

Average Price Trend$/SF for Duplexes in Monroe County, FL

$877 Jul
$869 Aug
$860 Sep
$847 Oct

Properties on Market for Duplexes in Monroe County

Jul
Aug
Sep
Oct

Vacancy Rate% for Multifamily in South region

8.5% 2022
10.2% 2023
11.4% 2024
11.3% 2025

Frequently Asked Questions

What type of property is this?
Duplex - Two-bedroom, two-bath property with canal access, impact sliders, central air, and a private patio.
Where is this duplex located?
The property is located at 8 7Th Street Key Colony Beach, FL.
What is the asking price?
The asking price for this property is $799,000.
What are key features of this property?
This property features: 40‑foot dockage along a 200‑foot canal; 914 square feet with 2 bedrooms and 2 bathrooms; R‑2A - Key Colony Two Fam zoning
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