Advertise
    Longmont, CO
    Duplex

    Longmont, CO Duplexes for Sale

    Notify Me
    List
    Map
    Berthoud, CO Mead, CO Frederick, CO Erie, CO Niwot, CO Firestone, CO Lafayette, CO Boulder, CO
    Found 13 duplex listings for sale in Longmont, CO, averaging $271/sq ft. Use valuation data to compare deals faster.
    Sort:
    Duplex with Private Garages
    Updated: Nov 1
    Duplex with Private Garages

    1225 S Coffman St, Longmont, CO 80501

    $550,000
    2,628 sqft 0.19 AC lot
    Two residences, each with 3 bedrooms and 1.5 bathrooms
    2,628‑square‑foot duplex on a 0.19‑acre lot
    Private yard and garage for each residence
    One residence leased through April 2027
    Built in 1969; zoned RES
    View details
    Duplex with Walkout Lower Level
    Updated: Sep 16
    Duplex with Walkout Lower Level

    1201 Spruce Ave, Longmont, CO 80501

    $698,900
    2,425 sqft 0.17 AC lot
    Two living areas: 4 bedrooms and 2 full baths upstairs; 2 bedrooms and 1 full bath in the finished walkout lower level
    2,425 square feet on a 0.17‑acre lot
    Lockable interior stairway connects the upper residence and lower living area
    Off‑street parking for up to 8 vehicles, or 6 vehicles plus an RV, boat, or trailer
    Each living area has its own fenced outdoor space
    View details
    Duplex with Fenced Yards
    Duplex with Fenced Yards

    1720 Meadow St, Longmont, CO 80501

    $524,900
    1,985 sqft 0.16 AC lot

    Two side-by-side residences offer separate eat-in kitchens, patios, and private outdoor areas.

    View details
    See hot listings in Longmont

    Scored against comparables nationwide. These are worth a look.

    Scored against comparables nationwide. These are worth a look.

    Cap Rate available after sign in
    Est. NOI available after sign in
    Local Demand available after sign in
    Duplex with Separate Garages
    Duplex with Separate Garages

    3742 Findlay Ln, Longmont, CO 80503

    $710,000
    2,244 sqft

    Both residences offer in-unit laundry, fenced outdoor space, and flexible upper-level areas.

    View details
    Two-Unit Duplex with Patios
    Two-Unit Duplex with Patios

    1726 Meadow St, Longmont, CO 80501

    $524,900
    1,918 sqft 0.16 AC lot

    Both residences feature eat-in kitchens, laundry connections, and off-street parking.

    View details
    Modern Farmhouse Duplex
    Modern Farmhouse Duplex

    727 Kubat Ln, Longmont, CO 80503

    $849,900
    2,737 sqft

    Three bedrooms are arranged on the main level around an open kitchen, dining, and living area.

    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-Unit Side-by-Side Duplex
    Two-Unit Side-by-Side Duplex

    460 Lashley St, Longmont, CO 80504

    $439,900
    1,750 sqft

    Each residence has two bedrooms and one bathroom, with leases in place through July 2027.

    View details
    Bi-Level Duplex
    Bi-Level Duplex

    1324 Holly Ave, Longmont, CO 80501

    $585,000
    0.25 AC lot

    Each side has three bathrooms, with two reserved for bedrooms.

    View details
    Two-Unit Duplex With Detached Garages
    Two-Unit Duplex With Detached Garages

    1356-1358 Merl Place, Longmont, CO 80501

    $450,000
    1,768 sqft 0.23 AC lot

    Front and rear residences share matching two-bedroom layouts on a cul-de-sac lot.

    View details
    Refreshed Duplex with Walkout Lower Level
    Refreshed Duplex with Walkout Lower Level

    1201 Spruce Ave, Longmont, CO 80501

    $698,900

    Updated duplex with flexible living arrangements, fenced outdoor areas, and live/work potential near Downtown Longmont.

    View details
    Remodeled 2-Unit Duplex
    Remodeled 2-Unit Duplex

    1225 S Coffman St, Longmont, CO 80501

    $550,000

    Both residences have private yards and garages, with one unit currently leased through April 2027.

    View details
    Remodeled 2-Unit Duplex
    Remodeled 2-Unit Duplex

    1225-1227 S Coffman St, Longmont, CO 80501

    $550,000

    Each residence has a private yard and garage alongside a three-bedroom layout.

    View details
    Longmont Duplex Investment
    Longmont Duplex Investment

    1726 Meadow Street, Longmont, CO 80501

    $550,000

    Two 2-bedroom, 1-bath units with eat-in kitchens, laundry, patios, and off-street parking sold as-is.

    View details
    13 active listings match your search: Duplex for sale in Longmont, CO. Based on your search, we've also compiled 4 Potential Opportunities for your consideration: 4 properties in nearby cities.

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Duplex with Finished Basement
    Duplex with Finished Basement

    810 E Baseline Rd, Lafayette, CO 80026

    $635,000
    2,471 sqft 0.09 AC lot

    Flexible residential property with private yards, modern finishes, and a permitted lower-level living area.

    View details
    Mixed Use
    Mixed Use

    1975 Norwood Ave, Boulder, CO 80304

    $1,800,000
    2,735 sqft

    Duplexes · 2,735 SF

    View details
    Mixed-Use Property in Old Town
    Mixed-Use Property in Old Town

    105 N Public Rd, Lafayette, CO 80026

    $1,400,000
    0.34 AC lot

    Versatile mixed-use property in a rapidly growing downtown area.

    View details
    Updated Side-by-Side Duplex
    Updated Side-by-Side Duplex

    1806 17th Street, Boulder, CO 80302

    $1,630,000

    Side-by-side duplex with two 4-bed, 2-bath units featuring granite counters, stainless appliances, and laundry.

    View details

    Longmont, CO Duplexes Market Trends and Statistics

    Explore 13 duplexes for sale in Longmont, CO, showcased through 13 active listings on our real estate platform. These investment opportunities span a total of 17,455 square feet of properties for sale, with an estimated market value of $7,682,400.

    Sale prices for two-family homes in Longmont, CO start at $439,900, averaging $590,953, and reaching up to $849,900 — 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

    Duplexes 11
    Apartment buildings 3
    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
    80504 $439.9K
    80501 $572.6K
    80503 $849.9K

    Taxes & Financing

    Average Loan-to-Value 65.0%

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale Residential Income pricing trends 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.

    How Realmo verifies these figures

    Need Help?

    Reach out if you need assistance with Realmo tools or have questions about your listings

    Contact Us

    Browse Duplexes for Sale Near Longmont, CO

    Popular Searches in Longmont, CO

    Popular Categories

    Most Searched ZIP Codes in Longmont, CO

    • 80501
    • 80503
    • 80504

    Featured Longmont Real Estate Agencies

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

    Keller Williams 1st Realty Associates, Inc.
    606 Mountain View Longmont, CO 80501
    Phone: (303) 776-3200
    www.kwlongmont.com
    Why this one?
    Saved

    Select Neighborhood

    Google sign-in failed. Please try again or use another login method.
    Sign Up Successful!
    You now have access to more from Realmo!