Key Largo, FL Duplexes for sale

Updated: Feb 26

Legal Duplex Income Property with Backyards

125 127 Casa Court Drive, Key Largo, FL 33070

$785,000

1,824 sqft 0.17 AC lot

Legal duplex at 125 Casa Court, X zoned duplex with R2 zoning and Tier 3 status
CBS construction built in 1981 with a metal roof installed in 2025
Two separate units, each with 2 bedrooms and 2 full bathrooms
Each unit includes its own private backyard with privacy fencing
Flood insurance not required as stated for this high ground property

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125 127 Casa Court Drive, Key Largo, FL 33070

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Est. Cap Rate

3.9%
NOI ÷ price
Est. NOI

$31K
Annual
Price @ 7% Cap

$437K
Suggested
Property Type

Multi-Family Dwellings
Built 1981

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Updated: Jun 24

Turnkey Waterfront Duplex Townhomes

139 Marina Avenue, Key Largo, FL 33037

$2,750,000

2,485 sqft 0.21 AC lot

Legally permitted duplex with 2 side‑by‑side townhomes; each has 2 bedrooms and 2.5 bathrooms (4 bedrooms total).
75 ft waterfront with ocean‑access deep‑water canal; features a concrete dock and 20,000‑lb Neptune boat lift.
Brand‑new heated saltwater pool plus hot tub, tiki hut, and porch for outdoor living.
Built entirely of CBS with concrete roof; central heating and central air, tile and vinyl flooring.
Impact windows and doors, electric gated entrance on both sides, and separate electric and water meters for each unit.

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Multi-Family Waterfront Compound

34 Atlantic Drive, Key Largo, FL 33037

$2,890,000

3,112 sqft 0.98 AC lot

Two separate homes share direct oceanfront access and a 276-foot concrete dock for boating and watercraft use.

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Legal Duplex with Mini-Split AC

102 Harry Harris Drive, Key Largo, FL 33070

$779,000

1,496 sqft 0.11 AC lot

Legal duplex with updated interiors, two electric and two water meters, and ductless mini-split AC in each unit.

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Charming Multi-Residence Property

162 Jo-Jean Way, Key Largo, FL 33070

$1,050,000

1,950 sqft 0.23 AC lot

Renovated multi-residence property with lush landscaping in Tavernier.

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Based on your search, we've compiled 9 Potential Opportunities for your consideration. Besides 5 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.

3BR/2BA Duplex with Ample Parking

210 SW 3rd St, Florida City, FL 33034

$730,000

2,160 sqft

Well-maintained duplex with ample parking and a functional layout, currently tenant-occupied for immediate rental continuity.

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Duplex For Sale Opportunity

536 SW 6th Ter, Homestead, FL 33030

$399,000

900 sqft

Duplex property offered for sale at 536 SW 6th Ter in Homestead, Florida.

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Two-Unit Residential Income Duplex

611 SW 8th Ave, Homestead, FL 33030

Contact for pricing

1,562 sqft

Duplex with two 2-bedroom, 1-bath units, each with its own water and electric meters.

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Tenant-Occupied Duplex

210 SW 3rd St, Florida City, FL 33034

Contact for pricing

2,216 sqft

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

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Key Largo, FL Duplexes Market Trends and Statistics

Explore 5 duplexes for sale in Key Largo, FL, showcased through 5 active listings on our real estate platform. These investment opportunities span a total of 10,867 square feet of properties for sale, with an estimated market value of $8,254,000.

Sale prices for duplexes in Key Largo, FL start at $779,000, averaging $1,650,800, and reaching up to $2,890,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Neighborhood	Average Price
Tavernier - 33070	$878K

Neighborhood

Average Price

Tavernier - 33070

$878K