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    Key Largo, FL
    Duplex

    Key Largo, FL Duplexes for Sale

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    Tavernier, FL Plantation Key, FL Islamorada, FL Homestead, FL Florida City, FL
    Waterfront Duplex with Boat Lift
    Updated: Jun 24
    Waterfront Duplex with Boat Lift

    139 Marina Avenue, Key Largo, FL 33037

    $2,750,000
    2,485 sqft 0.21 AC lot
    Legally permitted duplex with two 2‑bedroom, 2.5‑bathroom units
    2,485 square feet on a 0.21‑acre lot
    75 feet of waterfront along an 80‑foot‑deep canal
    20,000‑pound Neptune boat lift with concrete dock
    Private heated saltwater pool and tiki hut
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    Duplex with Covered Parking
    Updated: Aug 12
    Duplex with Covered Parking

    187 & 189 Casa Court Drive, Key Largo, FL 33070

    $880,000
    1,804 sqft 0.17 AC lot
    Two separate 2‑bedroom, 1‑bath units within a 1,804‑square‑foot duplex
    0.17‑acre property with covered parking space for an RV and boats
    Built in 2006 with CBS/concrete construction and a metal roof
    Recently painted and equipped with central heating and central air
    Tile flooring, storage, shed, lighting, and cable availability
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    Two-Unit Duplex with Central Air
    Two-Unit Duplex with Central Air

    159 Casa Court Drive, Key Largo, FL 33070

    $799,000
    1,844 sqft 0.17 AC lot

    Two separate residences each offer two bedrooms and one bathroom within a multi-family property near everyday amenities.

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    See what stands out in Monroe County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Renovated Duplex with Guest Cottage
    Renovated Duplex with Guest Cottage

    162 Jo-Jean Way, Key Largo, FL 33070

    $1,050,000
    1,950 sqft 0.23 AC lot

    Two updated residences share a landscaped lot with separate access, parking, storage, and no HOA.

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    Based on your search, we've compiled 8 Potential Opportunities for your consideration. Besides 4 Active listings in Key Largo, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Oceanfront Duplex with Guest House
    Oceanfront Duplex with Guest House

    Islamorada, FL 33036

    $3,999,000
    2,624 sqft 0.99 AC lot

    Two residences share a fenced waterfront setting with a private pool, sandy beach, and extensive outdoor improvements.

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    Duplex with Quartz Countertops
    Duplex with Quartz Countertops

    634 SW 7th Street, Homestead, FL 33030

    $680,000
    2,460 sqft

    Two three-bedroom residences feature contemporary finishes and the flexibility to occupy one unit while renting the other.

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    Waterfront Duplex Compound
    Waterfront Duplex Compound

    Islamorada, FL 33036

    $3,524,000
    3,524 sqft 0.16 AC lot

    Canal-front property combines two upstairs residences with a separate finished lower-level living area and private waterfront amenities.

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    Tenant-Occupied Duplex
    Tenant-Occupied Duplex

    Homestead, FL 33034

    $730,000

    Spacious 3-bedroom, 2-bath duplex with ample parking, currently tenant-occupied for immediate rental income.

    View details

    Key Largo, FL Duplexes Market Trends and Statistics

    Explore 4 duplexes for sale in Key Largo, FL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 8,083 square feet of properties for sale, with an estimated market value of $5,479,000.

    Sale prices for duplexes in Key Largo, FL start at $799,000, averaging $1,369,750, and reaching up to $2,750,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Short term rental properties 8
    Duplexes 5
    Mobile home & RV parks 3
    Apartment buildings 1
    Triplexes 1

    Demographics Overview

    Population 14K
    Population Growth (5Y) +24.8%
    Median Household Income $80,911
    College Educated 57.0%

    High-Yield Neighborhoods for Investment

    Identify Key Largo submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    Tavernier - 33070 $877K
    Key Largo - 33037 $2.8M

    Taxes & Financing

    Tax Rate (average for all types) 0.67%
    Property Tax per SF $10.54 per SF
    Tax Rate vs County Average 0.08 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Monroe County

    New Delisted

    Total CRE Inventory on Market (SF)

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    Most Searched ZIP Codes in Key Largo, FL

    • 33070
    • 33037

    Featured Key Largo Real Estate Agencies

    Realmo connects you with licensed Key Largo CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

    American Caribbean Real Estate
    99900 Overseas Highway, PO Box 600 Key Largo, FL 33037
    Phone: 13054514078
    www.americancaribbean.com/
    Star Properties of the Florida Keys
    99353 Overseas Hwy. Suite 9 Key Largo, FL 33037
    Phone: 13059231042
    www.FlKeys-RealEstate.com

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