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1st image of 316 21St Ave, Longmont, CO 80501 | MLS# 6098762
2nd image of 316 21St Ave, Longmont, CO 80501 | MLS# 6098762
3rd image of 316 21St Ave, Longmont, CO 80501 | MLS# 6098762
4th image of 316 21St Ave, Longmont, CO 80501 | MLS# 6098762
5th image of 316 21St Ave, Longmont, CO 80501 | MLS# 6098762
3+
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$750,000

  • Beds Icon8 Beds
  • Beds Icon
    4 Baths
  • Beds Icon3,400sqft

316 21St Ave, Longmont, CO 80501

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  • Quadruplex

  • Built in 1978

  • $-- HOA

  • -- sqft lot

  • $221/sq.ft

Description

Marcus & Millichap is pleased to present 316 21st Ave, a four-unit investment opportunity in Longmont, CO. The property consists of four spacious 2-bedroom units, each equipped with in-unit washer and dryer and attached garages, making it an ideal fit for both an owner-user or an investor seeking a long-term, value-add asset. With garage parking and below-market rents, the property offers clear and immediate avenues for income growth.

Situated near Horizon Park, a vibrant retail center anchored by King Soopers alongside co-tenants such as Dollar Tree, Planet Fitness, and Big Lots, 316 21st Ave benefits from strong local consumer traffic and convenience.

Additionall...

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  • Houzeo last checked: 30 minutes ago
  • Listing updated: May 29, 2026 at 9:40 pm
  • Listing Provided by: Charles Burkhart (214) 336-6064 | Marcus & Millichap Real Estate Investment Services of Atlanta, Inc. (303) 328-2000
  • Source: DENVER (RE COLORADO) MLS-CO | MLS#: 6098762 DENVER (RE COLORADO) MLS-CO

Property Details

  • Status

    Active

  • Type

    Multi Family

  • No. of Stories

    -

  • County

    Boulder County

  • City

    Longmont

  • Neighborhood

    --

  • Year Built

    1978

  • HOA Fees

    -

  • Finished Area

    3,400 sqft

  • Lot Size

    -- sqft lot

  • Basement Area

    - sqft

  • MLS Name

    DENVER (RE COLORADO) MLS

  • MLS Number

    6098762

  • MLS Status

    Active

  • Days on Market

    72

Data provided by Redfin

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