Plantation Key, FL Commercial real estate 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.

View details

This listing looks promising.

Here's a quick look at some key insights for

88101 Old Highway, Plantation Key, FL 33036

View Property Analytics

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

View Property Analytics

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

View details

Waterfront Commercial Building with Boat Slips

90515 Old Highway, Plantation Key, FL 33070

$1,750,000

1,584 sqft 0.18 AC lot

Newer four-unit waterfront commercial property with private boat slips, dedicated utilities, and off-street parking.

View details

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.

View details

Turn Any Listing Into an Investment Snapshot Owner equity, real caprate, demand score for every listing. Go To Analytics Center

Marina and Resort Property

200 Treasure Harbor Drive, Plantation Key, FL 33036

$8,500,000

1,069 sqft 1.09 AC lot

Oceanside marina with 18 boat slips, fuel dock, and resort accommodations including aqua lodges and a houseboat.

View details

Turnkey Marina in Plantation Key

90400 Overseas Highway, Plantation Key, FL 33070

$30,000,000

17,000 sqft 2.98 AC lot

Fully operational marina with diverse revenue streams and long-term potential.

View details

Waterfront Marina and Restaurant Building

90311 Old Highway, Plantation Key, FL 33070

$6,800,000

10,714 sqft 1.54 AC lot

Waterfront marina with over 713 feet of dockage and approximately 22 deep-water slips, plus a 9,600-square-foot restaurant building.

View details

Waterfront Retail Building with Slips

90515 Old Highway, Plantation Key, FL 33070

$1,750,000

1,584 sqft 0.18 AC lot

Newer CBS waterfront building on direct ocean access features four retail units and boat slips for income potential.

View details

Marina and Resort with Deep-Water Slips

200 Treasure Harbor Drive, Plantation Key, FL 33036

$6,995,000

1.00 AC lot

Deep-water protected harbor with 18 boat slips for 50+ ft yachts, plus dockside amenities and resort facilities.

View details

Treasure Harbor Marina Business Opportunity

200 Treasure Harbor Dr., Plantation Key, FL 33036

Contact for pricing

1,069 sqft

Marina business for sale in Plantation Key, Florida.

View details

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.

View details

Turnkey Marina with Deep-Water Access

90400 Overseas Highway, Plantation Key, FL 33070

$30,000,000

3.00 AC lot

Fully operational marina offering 37 wet slips, platform boat lifts, and multiple service and storage buildings.

View details

Based on your search, we've compiled 16 Potential Opportunities for your consideration. Besides 12 Active listings in Plantation Key, 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.

Established Dry Cleaner Business For Sale

89015 Overseas Hwy, Tavernier, FL 33070

$149,000

1,948 sqft

Turn-key dry cleaning business opportunity in the Florida Keys.

View details

Islamorada Legacy Ice Cream Business

86701 Overseas Hwy, Upper Matecumbe Key, Islamorada, FL 33036

$375,000

931 sqft 1.69 AC lot

Turnkey ice cream business in highly visible Islamorada location.

View details

Climate-Controlled Storage Facility

Tavernier, FL 33070

Contact for pricing

CBS climate-controlled storage facility with 71 units and online booking included in the sale.

View details

Industrial Waterfront Land with Dock Plans

86560 Overseas Highway, Upper Matecumbe Key, Islamorada, FL 33070

$4,499,000

1,080 sqft 3.12 AC lot

Industrial upland plus bayfront acreage with plans for a 100' dock and boat lifts, offering substantial development allowance.

View details

Plantation Key, FL Commercial Real Estate Market Trends and Statistics

Explore 12 commercial real estate for sale in Plantation Key, FL, showcased through 12 active listings on our real estate platform. These investment opportunities span a total of 41,422 square feet of properties for sale, with an estimated market value of $91,594,999.

Sale prices for business properties in Plantation Key, FL start at $999,999, averaging $9,159,499, and reaching up to $30,000,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Neighborhood	Average Price
Islamorada	$5.2M
Tavernier	$13.1M

Neighborhood

Average Price

Islamorada

$5.2M

Tavernier

$13.1M

Plantation Key, FL Commercial Real Estate for Sale

88101 Old Highway, Plantation Key, FL 33036

88701 Overseas Highway, Plantation Key, FL 33070

90515 Old Highway, Plantation Key, FL 33070

88701 Overseas Highway, Plantation Key, FL 33070

200 Treasure Harbor Drive, Plantation Key, FL 33036

90400 Overseas Highway, Plantation Key, FL 33070

90311 Old Highway, Plantation Key, FL 33070

90515 Old Highway, Plantation Key, FL 33070

200 Treasure Harbor Drive, Plantation Key, FL 33036

200 Treasure Harbor Dr., Plantation Key, FL 33036