Monroe County, FL Office buildings for sale

Updated: Sep 1

Highway-Front Office Building

98251 Overseas Highway, Key Largo, FL 33037

$899,000

2,188 sqft 0.64 AC lot

2,188‑square‑foot office building on a 27,790‑square‑foot lot
130 feet of frontage along Overseas Highway
0.64‑acre site with parking and shaded areas
Four rooms, two bathrooms, and four exterior entrances
Established access easement off Coco Plum Road

View details

Updated: Jun 19

Single-Story Office Building

701 Simonton Street, Key West, FL 33040

$1,850,000

1,745 sqft 0.15 AC lot

1,745 square feet of interior office space
6,510‑square‑foot lot at 701 Simonton Street
Five private offices with reception, lobby, and storage areas
8+ off‑street parking spaces with drive‑through layout
Corner position at Simonton and Angela Streets

View details

Concrete Office Building with Showroom

88701 Overseas Highway, Plantation Key, FL 33070

$2,400,000

1,957 sqft 0.28 AC lot

Two-level commercial property with office areas, product display space, parking, and General Commercial zoning.

View details

Realmo Analytics Monitor Off-market properties and contact owners who are ready to sell. Many signals applied to make quality leads for you. Get Leads

Two-Story Office Building

90184 Overseas Highway, Plantation Key, FL 33070

$4,500,000

6,560 sqft

Commercial office property with corner positioning and direct access along U.S. Highway 1.

View details

Renovated Two-Story Office Building

3140 Northside Drive, Key West, FL 33040

$1,200,000

2,045 sqft

Flexible professional property with medical and office configurations, durable exterior upgrades, and central air conditioning.

View details

Two-Story Office Building

88101 Old Highway, Plantation Key, FL 33036

$999,999

2,244 sqft 0.14 AC lot

Mixed-use highway commercial zoning accommodates owner occupancy alongside office leasing potential.

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

Two-Story Office Building with Parking

L-3152 Northside Dr, Key West, FL 33040

$899,000

2,045 sqft

Well-maintained two-story CBS office building with four privately rented suites, private half baths, and included parking.

View details

Two-Story Office Building with Covered Parking

106240 Overseas Hwy, Key Largo, FL 33037

$1,925,000

3,936 sqft 0.50 AC lot

Two-story office building with newly installed metal roof, leased ground floor space, and additional second-story area available.

View details

Based on your search, we've compiled 72 Potential Opportunities for your consideration. Besides 9 Active listings in Monroe County, FL, we suggest exploring several alternatives: similar 63 Off-Market properties to explore as potential leads

Off-Market Properties in Monroe County, FL

Consider similar Off-Market properties in Monroe County, FL. You may contact the owners directly to inquire about their potential intentions to sell. To help you make a strong first impression, we can assist by reaching out to these owners with compelling proposals created using our AI tool.

OFFICE BUILDING

102025 Overseas Hwy, Key Largo, FL 33037-4517

Estimated value:

$360,000

3,171 sqft 0.33 AC lot

View details

OFFICE BUILDING

9141 Overseas Hwy, Marathon, FL 33050-3247

Estimated value:

$2,155,000

4,820 sqft 0.46 AC lot

View details

OFFICE BUILDING

3450 Duck Ave, Key West, FL 33040-4427

Estimated value:

$335,000

1,548 sqft 0.14 AC lot

View details

PROFESSIONAL BUILDING

5701 Overseas Hwy Ste, Marathon, FL 33050-2784

Unit 2

Estimated value:

$295,000

947 sqft 1.70 AC lot

View details

PROFESSIONAL BUILDING

9701 Overseas Hwy1b, Marathon, FL 33050-3342

Estimated value:

$270,000

613 sqft 1.08 AC lot

View details

PROFESSIONAL BUILDING

302 Southard St Ste, Key West, FL 33040-8405

Unit 203

Estimated value:

$145,000

177 sqft 0.36 AC lot

View details

OFFICE BUILDING (MULTI-STORY)

99304 Overseas Hwy, Key Largo, FL 33037-2435

Estimated value:

$305,000

2,131 sqft 0.29 AC lot

View details

PROFESSIONAL BUILDING

3136 Northside Dr, Key West, FL 33040-8027

Estimated value:

$320,000

2,045 sqft 1.76 AC lot

View details

OFFICE BUILDING

102920 Overseas Hwy, Key Largo, FL 33037-2783

Estimated value:

$895,000

2,489 sqft 0.34 AC lot

View details

OFFICE BUILDING

13361 Overseas Hwy, Marathon, FL 33050-3550

Estimated value:

$880,000

3,886 sqft 0.53 AC lot

View details

OFFICE BUILDING

30410 Seagrape Ter, Big Pine Key, FL 33043-3436

Estimated value:

$630,000

2,440 sqft 0.24 AC lot

View details

PROFESSIONAL BUILDING

9705 Overseas Hwy, Marathon, FL 33050-3342

Estimated value:

$285,000

952 sqft 1.08 AC lot

View details

OFFICE BUILDING

101925 Overseas Hwy, Key Largo, FL 33037-4586

Estimated value:

$1,850,000

5,600 sqft 0.61 AC lot

View details

OFFICE BUILDING

100150 Overseas Hwy, Key Largo, FL 33037-2510

Estimated value:

$105,000

2,436 sqft 1.63 AC lot

View details

PROFESSIONAL BUILDING

3154 Northside Dr, Key West, FL 33040-8007

Unit M

Estimated value:

$275,000

1,025 sqft 1.76 AC lot

View details

Monroe County, FL Office Buildings Market Trends and Statistics

Explore 72 office buildings for sale in Monroe County, FL, showcased through 9 active listings on our real estate platform. These investment opportunities span a total of 24,677 square feet of properties for sale, with an estimated market value of $17,072,999.

Sale prices for commercial office buildings in Monroe County, FL start at $899,000, averaging $1,896,999, and reaching up to $4,500,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

Featured Monroe County Real Estate Agencies

Realmo connects you with licensed Monroe County CRE brokers providing property specifications, local market pricing, and commercial transaction underwriting support.

Berkshire Hathaway Keys Real Estate | Knight & Gardner Realty

336 Duval St Key West, FL 33040

Phone: 13052945155

www.keysrealestate.com

Berkshire Hathaway HomeServices Freewheeler Realty

85992 Overseas Hwy, P.O. Box 1634 Islamorada, FL 33036

Phone: 13056644444

www.bhhsfreewheeler.com

American Caribbean Real Estate

99900 Overseas Highway, PO Box 600 Key Largo, FL 33037

Phone: 13054514078