Plantation Key, FL Office Spaces for sale

Updated: Sep 17, 2025

Two-Story Highway Commercial Office Building

88101 Old Highway, Plantation Key, FL 33036

$999,999

2,244 sqft 0.14 AC lot

Mixed‑use highway commercial zoning in Islamorada allows for flexible usage and income potential.
Two‑story building offers both owner‑occupied office space and rental income opportunities.
High visibility with 50 feet of frontage on the Overseas Highway.
Seven private offices and two conference rooms provide ample workspace.
Conveniently located in the Upper Keys, close to amenities and services.

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88101 Old Highway, Plantation Key, FL 33036

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Est. Cap Rate

4.2%
NOI ÷ price
Est. NOI

$42K
Annual
Mortgage

$250K
Oct 1998
Last Sold

Jun 2021
$600K
Property Type

Office Building (Multi-Story)
Built 1991

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Updated: Mar 9

Concrete Commercial Building with Impact Windows

88701 Overseas Highway, Plantation Key, FL 33070

$2,400,000

1,957 sqft 0.28 AC lot

1,957 SF solid concrete commercial building on an oversized 12,000 SF lot
Impact windows and doors, plus metal roof; professionally designed and built
1st floor offers reception/work areas, custom built‑ins, full and half baths, kitchenette, storage, and workshop/garage
2nd floor includes open layout with breakroom kitchenette, washer/dryer, full bath, and interior design showroom
Central air and electric heating; appliances include refrigerator, range, washer, and dryer

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Concrete Office Building with Showroom

88701 Overseas Highway, Plantation Key, FL 33070

$2,400,000

1,957 sqft 0.28 AC lot

Professionally built office property with impact windows and interior showroom space plus ample on-site parking.

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Islamorada Mixed-Use Investment Opportunity

88101 Old Hwy, Plantation Key, FL 33036

$999,999

2,244 sqft

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

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Based on your search, we've compiled 12 Potential Opportunities for your consideration. Besides 4 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.

Renovated Mixed-Use Commercial Property

105 Palm Ave, Islamorada, FL 33036

$4,600,000

20 sqft

Three-building mixed-use commercial property totally renovated in 2019, with adaptable interior space and on-site parking.

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Key Largo Commercial Property For Sale

91760 Overseas Highway, Key Largo, FL 33070

$1,469,000

2,562 sqft 0.16 AC lot

Prime commercial property with US-1 frontage in the heart of Tavernier.

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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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Islamorada Mixed-Use Commercial Property

105 Palm Avenue, Upper Matecumbe Key, Islamorada, FL 33036

$4,600,000

0.21 AC lot

Versatile commercial property in Islamorada's established business corridor.

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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 Development Land

57478 Overseas Highway, Marathon, FL 33050

$7,000,000

2.37 AC lot

Waterfront mixed-use land in Marathon, offered via bankruptcy auction, with direct oceanfront and beach access.

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Homestead Development Site For Sale

429 SW 6th Ave, Homestead, FL 33030

$895,000

26,600 SF development site in Homestead, Florida.

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B-3 Zoned Commercial Development Lot

318 NE 1st Rd, Homestead, FL 33030

$300,000

0.14 AC lot

Vacant commercial lot zoned B-3, suited for light manufacturing, mixed-use, retail, or office development.

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B-3 Zoned Commercial Development Land

330 NE 1st Rd, Homestead, FL 33030

$450,000

0.21 AC lot

Vacant commercial lot zoned B-3, suited for light manufacturing, retail, office, or mixed-use development.

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Plantation Key, FL Office Spaces Market Trends and Statistics

Explore 4 office spaces for sale in Plantation Key, FL, showcased through 4 active listings on our real estate platform. These investment opportunities span a total of 8,402 square feet of properties for sale, with an estimated market value of $6,799,998.

Sale prices for office spaces in Plantation Key, FL start at $999,999, averaging $1,699,999, and reaching up to $2,400,000 — 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
Islamorada - 33036	$1.1M

Neighborhood

Average Price

Islamorada - 33036

$1.1M