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    Monroe County, FL Triplexes for Sale

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    Triplex with Impact Windows
    Updated: May 13
    Triplex with Impact Windows

    235 Antigua Road, Key Largo, FL 33070

    $689,000
    2,330 sqft 0.12 AC lot
    3 separate residences with a combined 5 bedrooms and 4 bathrooms in Tavernier
    Metal roof and updated kitchens with new appliances
    New flooring in the front building
    Rear unit includes a gas stove
    Impact windows, plus an impact sliding door, and shutters
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    This listing looks promising.

    Here's a quick look at some key insights for

    235 Antigua Road, Key Largo, FL 33070

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    • Est. Cap Rate

      5.7%
      NOI ÷ price

    • Est. NOI

      $39K
      Annual

    • Price @ 7% Cap

      $558K
      Suggested

    • Property Type

      Mobile Home
      Built 1972
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    Triplex and Adjacent Multifamily Lot
    Updated: Jun 15
    Triplex and Adjacent Multifamily Lot

    127 & 121 Monroe Drive, Plantation Key, FL 33070

    $2,399,000
    2,409 sqft 0.34 AC lot
    Concrete triplex at 127 Monroe Dr built in 1972: about 2,400 sq ft on a 7,500 sq ft lot with 3 rental units (1/1, 1/1, 2/2).
    Each unit includes full kitchen(s) and bath(s); interiors feature tile and laminate flooring.
    On‑site parking includes open spaces and RV parking, plus a patio for outdoor living.
    Ductless HVAC system (ductless heating and cooling); appliances include washer, dryer, dishwasher, refrigerator, oven, and microwave.
    Dock electric upgraded in 2025 with dedicated meter(s) for dock power (one on each property).
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    Waterfront Multifamily with Boat Lift
    Waterfront Multifamily with Boat Lift

    Key West, FL 33040

    $2,699,999
    3,568 sqft 0.27 AC lot

    Duplex-style multifamily with fully self-contained units, gated entry, and over 80' concrete seawall with a boat lift.

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    Waterfront Development Land with Seawall
    Waterfront Development Land with Seawall

    62250 Overseas Highway, Conch Key, FL 33050

    $5,750,000
    2,478 sqft 1.98 AC lot

    Waterfront land with concrete seawall, deep-water boat basin, and mixed-use zoning, plus licensed transient entitlements.

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    Downtown Three-Unit Income Property
    Downtown Three-Unit Income Property

    81160 Old Highway, Upper Matecumbe Key, Islamorada, FL 33036

    $1,295,000
    2,684 sqft 0.18 AC lot

    Three separate units provide a residential income setup with two remodeled apartments and multiple metering for utilities.

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    Triplex Compound with Private Dock
    Triplex Compound with Private Dock

    Islamorada, FL 33036

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

    Three separate residences, seven bedrooms total, plus a 70-foot concrete dock and private pool on a canal.

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    Renovated Triplex Income Property
    Renovated Triplex Income Property

    1018 Georgia Street, Key West, FL 33040

    $999,999
    1,452 sqft 0.07 AC lot

    Turnkey renovated triplex with separate electric, lockout units, and private outdoor space across from Bayview Park.

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    Renovated Duplex with Lockout Units
    Renovated Duplex with Lockout Units

    1018 Georgia Street, Key West, FL 33040

    $999,999
    1,452 sqft 0.07 AC lot

    Turnkey, recently upgraded duplex with separate electric and two downstairs lockout units plus a tenant-occupied upstairs unit.

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    Waterfront Residences: Luxury & Income
    Waterfront Residences: Luxury & Income

    2394 Coco Plum Drive, Marathon, FL 33050

    $11,000,000
    12,198 sqft 1.31 AC lot

    Three designer homes on a waterfront parcel with income potential.

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    Three-Residence Waterfront Triplex
    Three-Residence Waterfront Triplex

    2394 Coco Plum Drive, Marathon, FL 33050

    $11,000,000

    Three designer residences built in 2019, each with its own pool, dock, and impact-rated windows and doors.

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    Oceanfront Property with Redevelopment Potential
    Oceanfront Property with Redevelopment Potential

    Islamorada, FL 33036

    $6,495,000
    1.10 AC lot

    200' oceanfront with triplex and vacant lot.

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    Based on your search, we've compiled 11 Potential Opportunities for your consideration. Besides 11 Active listings in Monroe County, FL, we suggest exploring several alternatives:

    Monroe County, FL Triplexes Market Trends and Statistics

    Explore 11 triplexes for sale in Monroe County, FL, showcased through 11 active listings on our real estate platform. These investment opportunities span a total of 21,073 square feet of properties for sale, with an estimated market value of $16,382,999.

    Sale prices for three-family homes in Monroe County, FL start at $689,000, averaging $3,276,599, and reaching up to $11,000,000 — 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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