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    Key Largo Mixed-Use Property Title is generated by Realmo AI

    100636 Overseas Highway, Key Largo, FL 33037

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    Claim this Listing
    For Sale
    $1,790,000

    COMMERCIAL - Key Largo, FL

    Property size:
    4,910 SF
    Lot size:
    0.18 Acres
    Price / SF:
    $364/SF
    Added:
    Dec 18, 2025
    Days on Market:
    201
    Last Refresh:
    Jul 7 at 5:06 pm

    Property Features for 100636 Overseas Highway

    General Information

    Property type
    Commercial Sale
    Property subtype
    Other
    Zoning
    SC - Sub Urban Commercial
    Bedrooms
    3
    Bathrooms
    3
    Rooms
    Bathroom 1, Bedroom 2, Bedroom 3, Bathroom 3, Bedroom 1, Bathroom 2
    Appliances
    Refrigerator, Range, Washer, Dryer, Dishwasher
    Standard status
    Active
    APN
    00524280-000000
    Size
    4,910 SF
    Lot size
    0.18 Acres

    Taxes and HOA fees

    Tax Year
    2025
    Tax Description
    BK 6 LT 9 AMD PLAT OF KEY LARGO PARK KEY LARGO & PT HWY OR552-586 OR552-584 OR552-580 OR641-316 OR808-1614/15 OR914-1056
    Tax Annual Amount
    7419

    Utilities

    Cooling system
    Window Unit(s), Wall/Window Unit(s), Central Air

    Building Details

    Year built
    1974
    Floors in Building
    2
    Building materials
    CBS
    Roof type
    Concrete

    We can help!

    Contact an agent
    Maris Delgado

    Listing agent Maris Delgado License #3633235

    Listing office LoKation Real Estate - Key Largo 102901 Overseas Highway, Key Largo, FL

    Listing date Dec 18, 2025

    MLS# 617749

    Copyright © 2026 Florida Keys Board of REALTORS®. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

    HighLights

    • Free‑standing concrete mixed‑use building on US‑1 with ground‑floor commercial storefront and upstairs residential unit
    • Upstairs fully renovated 3BD/3BA apartment (owner‑operator, staff housing, or rental income per remarks)
    • Concrete construction roof and impact windows/shutters; noted as approximately 15 ft above sea level
    • Commercial space includes office and storage plus rooftop area, patio, and private yard space
    • On‑site parking: 5 spaces plus 5 additional rented spaces
    • Appliances included: refrigerator, range, washer/dryer, and dishwasher

    Overview

    This Key Largo mixed-use property is located in a high-visibility location directly on US-1. The free-standing concrete building features a commercial storefront on the ground floor with signage, exposure, and customer access. The commercial area includes office and storage space. There are 5 on-site parking spaces, plus 5 additional rented spaces. The solid concrete construction is approximately 15 ft above sea level and includes impact windows and shutters. Upstairs is a renovated 3-bedroom, 3-bathroom residential apartment with a rooftop area, patio, and private yard space. The property is suitable for retail, specialty services, studio, or office use. The property has flexible zoning and potential in the heart of Key Largo. The lot size is 0.18 acres. The property size is 4910 square feet. An existing long-term business currently operates on the first floor; details about the optional business purchase are available separately.

    Local Financial Insights For Office B

    Simulate Cap Rate and NOI

    NOI Build-Up
    Vacancy
    income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
    EGI (Effective Gross Income)
    gross rent minus vacancy losses — the realistic income before paying operating costs.
    OpEx (Operating Expenses)
    recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
    NOI (Net Operating Income)
    income a property generates after operating costs but before financing and taxes.

    Component $ $/SF
    Gross rent $147.3k $30.00
    − Vacancy −$23.9k −$4.86
    EGI $123.4k $25.14
    − OpEx −$30.9k −$6.29
    NOI $92.6k $18.86
    4,910 SF · lease $30.00/SF/yr · vacancy 16.20% · expense 25.00%

    Alternative Uses

    Best Use
    Office B
    $1.32M
    $1.16M – $1.54M (±1% cap)
    NOI $92,578 @ 7.0% cap · market cap 5.17%
    Second Best
    Apartment 5plus
    $1.09M
    $952.4K – $1.27M (±1% cap)
    NOI $76,192 @ 7.0% cap · market cap 4.26%
    Theoretical Best
    Office A
    $1.97M
    $1.73M – $2.30M (±1% cap)
    NOI $138,250 @ 7.0% cap · market cap 7.72%
    Zoning and permitted uses should be independently verified with local authorities.
    Property Profile Location Intelligence

    Current Use by Public Records

    Keys Kritters (Bike/Boat/Book/etc) Store

    Suggested Use

    Auto Parts Store Parking Lot & Garage Kitchen & Bath Showroom Bakery (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store Furniture & Home Goods (Bike/Boat/Book/etc) Store Daycare Center Pet Grooming Service

    Zoning and permitted uses should be independently verified with local authorities.

    Location Insight

    • Map
    • Local Demand
    City
    Key Largo
    County
    Monroe
    State
    Florida
    Longitude
    -80.431189
    Latitude
    25.104162

    FAQs

    What type of property is this?
    Mixed-use property - High-visibility mixed-use property with commercial storefront and residential apartment.
    Where is this mixed-use property located?
    The property is located at 100636 Overseas Highway Key Largo, FL.
    What is the asking price?
    The asking price for this property is $1,790,000.
    What are key features of this property?
    This property features: Free‑standing concrete mixed‑use building on US‑1 with ground‑floor commercial storefront and upstairs residential unit; Upstairs fully renovated 3BD/3BA apartment (owner‑operator, staff housing, or rental income per remarks); Concrete construction roof and impact windows/shutters; noted as approximately 15 ft above sea level
    More about this property
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