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    Key West, FL Office Buildings for Sale

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    Stock Island, FL Sugarloaf Key, FL Cudjoe Key, FL
    Renovated Office Building in Key West
    Updated: Oct 15, 2025
    Renovated Office Building in Key West

    3140 Northside Drive, Key West, FL 33040

    $1,200,000
    2,045 sqft
    Income‑producing property with excellent rental potential
    Fully renovated office building with modern upgrades
    Located in a busy area of Key West, surrounded by professional services
    New metal roofing and impact‑resistant windows and doors
    Ground floor configured as an immaculate medical practice
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    This listing looks promising.

    Here's a quick look at some key insights for

    3140 Northside Drive, Key West, FL 33040

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    • Est. Cap Rate

      3.2%
      NOI ÷ price

    • Est. NOI

      $39K
      Annual

    • Mortgage

      $250K
      May 2023

    • Last Sold

      Jul 2013
      $400K

    • Property Type

      Professional Building
      Built 1991
    View Property Analytics
    Based on your search, we've compiled 80 Potential Opportunities for your consideration. Besides 1 Active listings in Key West, FL, we suggest exploring several alternatives: 4 properties in Nearby Cities, and similar 71 Off-Market properties to explore as potential leads, 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.

    Concrete Commercial Building with Impact Windows
    Concrete Commercial Building with Impact Windows

    88701 Overseas Highway, Plantation Key, FL 33070

    $2,400,000
    1,957 sqft 0.28 AC lot

    Solid concrete commercial building with impact windows and doors, zoned CG - General Commercial with ample parking.

    View details
    Two-Story Highway Commercial Office Building
    Two-Story Highway Commercial Office Building

    88101 Old Highway, Plantation Key, FL 33036

    $999,999
    2,244 sqft 0.14 AC lot

    Two-story office building with highway frontage, reception space, multiple private offices, and on-site parking.

    View details
    Key Largo Commercial Property For Sale
    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.

    View details
    Marina-Licensed Storage Yard
    Marina-Licensed Storage Yard

    98468 Overseas Highway, #1, Key Largo, FL 33037

    $2,850,000

    For-sale storage yard with marina license, office and cottage on 125 feet of road frontage on the bay side.

    View details

    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.

    Land For Sale Key West
    Land For Sale Key West

    416 Applerouth Lane, Key West, FL 33040

    $1,095,000

    Land available in Key West, Florida.

    View details
    Dual-Frontage Development Land Lots
    Dual-Frontage Development Land Lots

    Miami, FL 33170

    $950,000
    0.27 AC lot

    Two adjacent L-shaped lots offer dual ingress/egress options for flexible commercial development in Miami-Dade County.

    View details
    Commercial Land in Estero, FL
    Commercial Land in Estero, FL

    9451 Corkscrew Road, Estero, FL 33928

    $1,665,000
    1.17 AC lot

    1.17 acre commercial planned development lot for sale.

    View details
    Prime Miami Redevelopment Opportunity
    Prime Miami Redevelopment Opportunity

    3100 NW 62nd St, Miami, FL 33147

    $5,700,000
    1.05 AC lot

    1.05+ acre commercial land in high-growth Miami location.

    View details

    Off-Market Properties in Key West, FL

    Consider similar Off-Market properties in Key West, 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.

    3450 Duck Ave
    OFFICE BUILDING

    3450 Duck Ave, Key West, FL 33040-4427

    Value Estimation by Request
    1,548 sqft 0.14 AC lot
    View details
    302 Southard St Ste, Unit 203
    PROFESSIONAL BUILDING

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

    Unit 203
    Value Estimation by Request
    177 sqft 0.36 AC lot
    View details
    3136 Northside Dr
    PROFESSIONAL BUILDING

    3136 Northside Dr, Key West, FL 33040-8027

    $720,000
    Estimated value
    2,045 sqft 1.76 AC lot
    View details
    3154 Northside Dr, Unit M
    PROFESSIONAL BUILDING

    3154 Northside Dr, Key West, FL 33040-8007

    Unit M
    Value Estimation by Request
    1,025 sqft 1.76 AC lot
    View details
    600 Whitehead St, Unit C-2
    OFFICE BUILDING

    600 Whitehead St, Key West, FL 33040-8380

    Unit C-2
    $600,000
    Estimated value
    749 sqft 0.07 AC lot
    View details
    302 Southard St Ste, Unit 212
    PROFESSIONAL BUILDING

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

    Unit 212
    Value Estimation by Request
    130 sqft 0.36 AC lot
    View details
    302 Southard St Ste, Unit 201
    PROFESSIONAL BUILDING

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

    Unit 201
    Value Estimation by Request
    177 sqft 0.36 AC lot
    View details
    175 Overseas Hwy
    OFFICE BUILDING

    175 Overseas Hwy, Key West, FL 33040-5476

    $1,100,000
    Estimated value
    2,930 sqft 0.53 AC lot
    View details
    1411 White St
    PROFESSIONAL BUILDING

    1411 White St, Key West, FL 33040-4813

    $1,000,000
    Estimated value
    1,180 sqft 0.11 AC lot
    View details
    600 Whitehead St Ste, Unit 203
    OFFICE BUILDING

    600 Whitehead St Ste, Key West, FL 33040-8378

    Unit 203
    Value Estimation by Request
    308 sqft 0.07 AC lot
    View details
    1111 12th St Ste, Unit 101
    PROFESSIONAL BUILDING

    1111 12th St Ste, Key West, FL 33040-4084

    Unit 101
    Value Estimation by Request
    936 sqft 1.23 AC lot
    View details
    3414 Duck Ave, Unit 9
    PROFESSIONAL BUILDING

    3414 Duck Ave, Key West, FL 33040-4495

    Unit 9
    $815,000
    Estimated value
    2,000 sqft
    View details
    2505 Flagler Ave
    PROFESSIONAL BUILDING

    2505 Flagler Ave, Key West, FL 33040-3934

    $815,000
    Estimated value
    3,552 sqft 0.23 AC lot
    View details
    1111 12th St Ste, Unit 110
    PROFESSIONAL BUILDING

    1111 12th St Ste, Key West, FL 33040-4087

    Unit 110
    Value Estimation by Request
    1,301 sqft 1.23 AC lot
    View details
    1432 Kennedy Dr
    OFFICE BUILDING

    1432 Kennedy Dr, Key West, FL 33040-4008

    Value Estimation by Request
    2,450 sqft 0.08 AC lot
    View details
    600 Whitehead St Ste, Unit 201
    OFFICE BUILDING

    600 Whitehead St Ste, Key West, FL 33040-8378

    Unit 201
    Value Estimation by Request
    188 sqft 0.07 AC lot
    View details
    302 Southard St Ste, Unit 101
    PROFESSIONAL BUILDING

    302 Southard St Ste, Key West, FL 33040-8404

    Unit 101
    Value Estimation by Request
    177 sqft 0.36 AC lot
    View details
    300 Southard St Ste, Unit 207
    PROFESSIONAL BUILDING

    300 Southard St Ste, Key West, FL 33040-8402

    Unit 207
    Value Estimation by Request
    135 sqft 0.36 AC lot
    View details
    302 Southard St Ste, Unit 106
    PROFESSIONAL BUILDING

    302 Southard St Ste, Key West, FL 33040-8404

    Unit 106
    Value Estimation by Request
    217 sqft 0.36 AC lot
    View details
    3706 Roosevelt Blvd Ste, Unit 208
    PROFESSIONAL BUILDING

    3706 Roosevelt Blvd Ste, Key West, FL 33040-4566

    Unit 208
    $610,000
    Estimated value
    1,152 sqft 0.96 AC lot
    View details
    1010 Kennedy Dr Ste, Unit 305
    PROFESSIONAL BUILDING

    1010 Kennedy Dr Ste, Key West, FL 33040-4133

    Unit 305
    Value Estimation by Request
    391 sqft 0.91 AC lot
    View details
    3706 Roosevelt Blvd Ste, Unit 206
    PROFESSIONAL BUILDING

    3706 Roosevelt Blvd Ste, Key West, FL 33040-4566

    Unit 206
    $745,000
    Estimated value
    1,152 sqft 0.96 AC lot
    View details
    3706 Roosevelt Blvd Ste, Unit 205
    PROFESSIONAL BUILDING

    3706 Roosevelt Blvd Ste, Key West, FL 33040-4566

    Unit 205
    $745,000
    Estimated value
    2,212 sqft 0.96 AC lot
    View details

    Key West, FL Office Buildings Market Trends and Statistics

    Explore 72 office buildings for sale in Key West, FL on our real estate platform. These investment opportunities span a total of 2,045 square feet of properties for sale, with an estimated market value of $1,200,000.

    Sale prices for office properties in Key West, FL start at $1,200,000, averaging $1,200,000, and reaching up to $1,200,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

    List
    Map

    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Office Units 56
    Medical Office Space 6
    Creative space 1
    Office buildings 1

    Demographics Overview

    Population 36K
    Population Growth (5Y) +3.8%
    Median Household Income $79,038
    College Educated 17.6%

    High-Yield Neighborhoods for Investment

    Identify Key West submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    33040 $1.5M

    Taxes & Financing

    Tax Rate (average for all types) 0.71%
    Property Tax per SF $10.90 per SF
    Tax Rate vs County Average 0.03 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Monroe County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in Monroe County

    Retail

    Residential Income

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