Plantation Key, FL Mixed-use properties for sale

Updated: Sep 17, 2025

Two-Story Office Building

88101 Old Highway, Plantation Key, FL 33036

$999,999

2,244 sqft 0.14 AC lot

2,244‑square‑foot office building on 0.14 acres
Seven private offices and two conference rooms
50 feet of frontage along the Overseas Highway
HC - Highway Commercial zoning
Nine rear parking spaces with access from Old Highway

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This listing looks promising.

Here's a quick look at some key insights for

88101 Old Highway, Plantation Key, FL 33036

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Est. Cap Rate

4.2%
NOI ÷ price
Est. NOI

$42K
Annual
Price @ 7% Cap

$604K
Suggested
Last Sold

Jun 2021
$600K
Property Type

Office Building (Multi-Story)
Built 1991

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Updated: Mar 16

Treasure Harbor Marina Business Opportunity

200 Treasure Harbor Dr., Plantation Key, FL 33036

Contact for pricing

1,069 sqft

Treasure Harbor Marina BUSINESSES INCLUDED!
Marina
Businesses Included
Harbor
Year Built: 1948

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Islamorada Mixed-Use Investment Opportunity

88101 Old Hwy, Plantation Key, FL 33036

Contact for pricing

2,244 sqft

Two-story mixed-use building with income potential in Islamorada.

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Based on your search, we've compiled 11 Potential Opportunities for your consideration. Besides 3 Active listings in Plantation Key, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities, plus 4 Land Listings that present a potential for development.

Opportunities in Nearby Cities

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

Mixed-Use Building with Highway Frontage

92295 Old State Road, Key Largo, FL 33070

$2,895,000

6,241 sqft 0.86 AC lot

Six connected units on a fenced lot zoned SC - Sub Urban Commercial, with central air and concrete construction.

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Waterfront Marina Property

38 Coco Plum Drive, Marathon, FL 33050

$4,950,000

5,439 sqft 0.69 AC lot

Five contiguous lots provide mixed-use maritime zoning, boat slips, and direct access to the waterfront.

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Fully Renovated Mixed-Use Property

91865 Overseas Highway, Key Largo, FL 33070

$6,495,000

Renovated mixed-use income property with 10 residential units and 5 established commercial tenants.

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Waterfront Property with Private Boat Ramp

81 Coco Plum Dr, Marathon, FL 33050

Contact for pricing

Waterfront property featuring a private boat ramp and multiple slips.

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Potential Development Sites for Consideration

Can't find the perfect fit? These Land listings present an alternative path: the potential to develop a property for your specific goals.

Important: These AI-suggestions are a starting point, not a guarantee of permitted use. All zoning, permitting, and land use information must be independently verified by you with the appropriate local authorities before making any commitments.

Oceanfront Mixed-Use Land

57478 Overseas Highway, Marathon, FL 33050

$7,000,000

2.37 AC lot

The parcel carries MU - Mixed Use Commercial zoning at a Marathon address in the Florida Keys.

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Homestead Land in Path of Progress

35601 SW 192nd Ave, Homestead, FL 33034

$1,900,000

1.90 AC lot

1.9 acres in rapidly developing area, ideal for investors.

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Waterfront Development Site with Dockage

14 125th Street Gulf, Marathon, FL 33050

$3,549,000

1.72 AC lot

Waterfront property with approved deep-water dockage and conditional use approval for 10 units plus 4 staff group home units.

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Waterfront Development Site with Dockage

14 125Th Street Gulf, Marathon, FL 33050

$3,549,000

1.72 AC lot

Waterfront site with deep-water dockage approval and an existing recertified two-story CBS building.

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Plantation Key, FL Mixed-Use Properties Market Trends and Statistics

Explore 3 mixed-use properties for sale in Plantation Key, FL, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 5,557 square feet of properties for sale, with an estimated market value of $999,999.

Sale prices for multi use buildings in Plantation Key, FL average $999,999 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.