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    Longmont, CO Quadplexes for Sale

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    Mead, CO Berthoud, CO Frederick, CO Erie, CO Niwot, CO Fort Lupton, CO Firestone, CO Boulder, CO
    Longmont Four-Unit Investment Opportunity
    Updated: Apr 3
    Longmont Four-Unit Investment Opportunity

    316 21st Ave, Longmont, CO 80501

    $750,000
    Four spacious 2‑bedroom units, each with in‑unit washer and dryer.
    Attached garages** for each unit.
    Value‑add opportunity with below‑market rents.
    Strong location near Horizon Park retail center anchored by King Soopers.
    Ideal for owner‑user or investor.
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    See what stands out in Boulder 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 5 Potential Opportunities for your consideration. Besides 1 Active listings in Longmont, CO, 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.

    Four-Unit Boulder Quadplex
    Four-Unit Boulder Quadplex

    5185 Santa Clara Pl, Boulder, CO 80303

    $1,400,000

    Multifamily property in Keewaydin with access to Foothills Parkway and Baseline Road.

    View details
    All-Brick Four-Unit Property
    All-Brick Four-Unit Property

    1008 Cimmeron Drive, Loveland, CO 80537

    $850,000

    Fully leased residential income property with individual garages, shared courtyard, and in-unit laundry.

    View details
    Four-Unit Residential Income Property
    Four-Unit Residential Income Property

    3135 Arnett Street, Boulder, CO 80304

    $1,230,000

    Four large two-bedroom, one-bath units with mature landscaping on a quiet, tree-lined street in Central Boulder.

    View details
    Fourplex Residential Income Property
    Fourplex Residential Income Property

    2318 S Colorado Ave, Loveland, CO 80537

    $650,000

    Fully occupied fourplex with four 2-bedroom, 2-bath units and a new roof installed in 2024.

    View details

    Longmont, CO Quadplexes Market Trends and Statistics

    Explore 1 quadplexes for sale in Longmont, CO on our real estate platform.

    Sale prices for four-unit buildings in Longmont, CO average $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 13
    Apartment buildings 5
    Mobile home & RV parks 3
    Quadplexes 2
    Triplexes 1

    Demographics Overview

    Population 141K
    Population Growth (5Y) +7.2%
    Median Household Income $102,052
    College Educated 49.4%

    High-Yield Neighborhoods for Investment

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

    Neighborhood Average Price
    80501 $812.5K

    Taxes & Financing

    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Boulder County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

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

    Residential Income

    Property Size Breakdown

    The majority of commercial real estate listings in Longmont fall within the 100,000+ square foot range.

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