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    Key West, FL
    Quadplex

    Key West, FL Quadplexes for Sale

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    Stock Island, FL Summerland Key, FL Big Pine Key, FL Cudjoe Key, FL
    Quadplex with Major Capital Improvements
    Updated: May 1
    Quadplex with Major Capital Improvements

    1224 2nd Street, Key West, FL 33040

    $1,700,000
    3,000 sqft 0.16 AC lot
    Four two‑bedroom residences in a quadplex
    Approximately 3,000 SF total building area
    Two units on the lower level and two units on the upper level
    Approximately 750 SF per unit and approximately 960 SF combined balcony space
    New standing‑seam metal roof and impact‑resistant windows and doors
    View details
    Four-Unit Multifamily Property
    Updated: Nov 1, 2025
    Four-Unit Multifamily Property

    919-921 Thomas Street, Key West, FL 33040

    $3,750,000
    3,015 sqft 0.14 AC lot
    Four‑unit multifamily property with 3,015 square feet of improvements
    0.1431‑acre parcel in Key West, FL
    Private heated pool, hot tub, and outdoor shower
    Built in 1938 with frame construction and metal roof
    Detached guest quarters plus porch, deck, and patio areas
    View details
    Four-Unit Conch-Style Quadplex
    Four-Unit Conch-Style Quadplex

    1104 Truman Avenue, Key West, FL 33040

    $2,395,000
    3,136 sqft

    Classic island construction with covered porches, off-street parking, and flexible residential or mixed-use possibilities.

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    See what stands out in Monroe County

    We check every for-sale listing in the county against comparable properties across the country. Most price about where you would expect. A few are worth a second look.

    We check every listing here. A few are worth a second look.

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    Based on your search, we've compiled 7 Potential Opportunities for your consideration. Besides 3 Active listings in Key West, 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.

    Mixed-Use Compound with Rental Units
    Mixed-Use Compound with Rental Units

    82891 Overseas Highway, Islamorada, FL 33036

    $2,100,000
    476 sqft 0.17 AC lot

    Commercial improvements combine a fortified shop-office with multi-unit accommodations and dedicated vehicle staging.

    View details
    Mixed-Use Compound with Rental Units
    Mixed-Use Compound with Rental Units

    82891 Overseas Hwy, Islamorada, FL 33036

    $2,100,000
    2,036 sqft 0.17 AC lot

    Includes a commercial shop, office space, and four furnished rental units with separate access and utility features.

    View details
    Four-Unit Townhome Portfolio
    Four-Unit Townhome Portfolio

    1148 SE 2nd St, Florida City, FL 33034

    $1,600,000

    For-sale four separately owned, detached townhome units sold together with 100% occupancy.

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    4-Unit Quadplex Property
    4-Unit Quadplex Property

    578 NW 12th St, Florida City, FL 33034

    Contact for pricing

    Four residential units are arranged as two duplex buildings, with each unit offering a bedroom, bathroom, living area, and kitchen.

    View details

    Key West, FL Quadplexes Market Trends and Statistics

    Explore 3 quadplexes for sale in Key West, FL, showcased through 3 active listings on our real estate platform. These investment opportunities span a total of 9,151 square feet of properties for sale, with an estimated market value of $7,845,000.

    Sale prices for four-unit buildings in Key West, FL start at $1,700,000, averaging $2,615,000, and reaching up to $3,750,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Duplexes 23
    Apartment buildings 11
    Short term rental properties 6
    Triplexes 6
    Quadplexes 3

    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 $2.5M

    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)

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    Browse Quadplexes for Sale Near Key West, FL

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    Most Searched ZIP Codes in Key West, FL

    • 33040

    Featured Key West Real Estate Agencies

    Realmo connects you with licensed Key West 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
    Truman & Co. Real Estate Services
    1205 Truman Avenue Key West, FL 33040
    Phone: 13052922244
    www.trumanandcompany.com

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