For Sale
House for sale at 1434 12th Avenue, Longmont, CO 80501 | MLS# IR1066237 | Listing updated on 2026-09-17
Photo 1 of House for sale at 1434 12th Avenue, Longmont, CO 80501 | MLS# IR1066237 | Listing updated on 2026-09-17
Photo 2 of House for sale at 1434 12th Avenue, Longmont, CO 80501 | MLS# IR1066237 | Listing updated on 2026-09-17
Photo 3 of House for sale at 1434 12th Avenue, Longmont, CO 80501 | MLS# IR1066237 | Listing updated on 2026-09-17
Photo 4 of House for sale at 1434 12th Avenue, Longmont, CO 80501 | MLS# IR1066237 | Listing updated on 2026-09-17
20+
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Street View

$625,000

Monthly Est:$3,111

  • Beds Icon6 Beds
  • Beds Icon
    3 Baths
  • Beds Icon2,389sqft

1434 12th Avenue, Longmont, CO 80501

$3,111/moEst:

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  • Duplex

  • Built in 1962

  • $-- HOA

  • 8,999 sqft lot

  • $262/sq.ft

Description

Don't miss this rare opportunity to own a proven-performing, high-demand duplex with loyal tenants, strong rental history, and immediate income upside - perfect for hands-off investors seeking reliable cash flow AT ALMOST A 7-CAP!! Both units are leased to long-term tenants: one at $2,000/mo, through Dec 2026, the other at $2,150/mo through Nov 2026. The detached four-car garage adds additional value and even more income upside. Only one single-bay is included with 1436. A separate tenant rents the double-bay rented separately for $250/mo. The final single bay is currently used by the sellers but will be delivered vacant at closing for instant income potential or addition...

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  • Houzeo last checked: 13 minutes ago
  • Listing updated: September 17, 2026 at 4:13 pm
  • Listing Provided by: Stuart Galvis (720) 441-4815 | KW Realty Downtown, LLC (303) 539-5700
  • Source: DENVER (RE COLORADO) MLS-CO | MLS#: IR1066237 DENVER (RE COLORADO) MLS-CO

Part of

Building
1434 12th Ave
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Property Details

  • Status

    Active

  • Type

    Multi Family

  • No. of Stories

    -

  • County

    Boulder County

  • City

    Longmont

  • Neighborhood

    --

  • Year Built

    1962

  • HOA Fees

    -

  • Finished Area

    2,389 sqft

  • Lot Size

    8,999 sqft lot

  • Basement Area

    - sqft

  • MLS Name

    DENVER (RE COLORADO) MLS

  • MLS Number

    IR1066237

  • MLS Status

    Active

  • Days on Market

    41

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Facts & Features

Rooms

  • Bedrooms & bathrooms

    Bedrooms: 6

    Bathrooms: 3

Interior

  • Appliances

    Double Oven, Dryer, Oven, Refrigerator, Washer

  • Flooring

    Wood

  • Cooling

    Central Air

  • Sewer

    Public Sewer

  • Heating

    Forced Air

  • Interior Features

    Eat In Kitchen

Construction

  • Year Built

    Year Built: 1962

  • Home type

    Duplex

  • Roof

    Composition

  • Construction Materials

    Brick

Utilities & Energy

  • Utilities

    Cable Available, Electricity Available, Natural Gas Available

  • Laundry Features

    In Unit

  • Basement

    Crawl Space

  • Water Source

    Public

Other Features

  • Lot Features

    Sprinklers In Front

  • Subdivision Name

    Longmont Land Co 1

  • Tenant Pays

    None

Price History

DateEventPrice

08/14/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1066237

Price Decreased

$625,000 -3.85%

$262/sqft

08/11/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1066237

Coming Soon

$650,000

$272/sqft

08/11/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1066237

Listed for Sale

$650,000

$272/sqft

05/05/2026

Source: mls_logoDENVER (RE COLORADO) MLS-CO #RECIR1052977

Listing Removed

$650,000

$272/sqft

Based on information from REcolorado®, Inc.through Sep 25, 2026, 12:15AM. Not all properties were listed and/or closed by Company. This representation is based in whole or in part on content supplied by REcolorado®, Inc. REcolorado®, Inc. does not guarantee nor is it in any way responsible for its accuracy. Content maintained by REcolorado®, Inc. may not reflect all real estate activity in the market. Some IDX listings have been excluded from this website. Any use search of data on the website, other than by a consumer looking to purchase real estate, is prohibited. If Houzeo suspect “scraping” of the data has occurred, the suspicion and any evidence will be reported to the MLS. IDX information is provided exclusively for consumers' personal non-commercial use. It may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. The data is deemed reliable but is not guaranteed by REcolorado®. The use of the IDX Data may be subject to an end user license agreement prescribed by REcolorado® as amended from time to time.
Based on information submitted to the MLS GRID as of Sep 25, 2026, 12:15AM. All data is obtained from various sources and may not have been verified by broker or MLS GRID. Supplied Open House information is subject to change without notice. All information should be independently reviewed and verified for accuracy. Properties may or may not be listed by the office/agent presenting the information. ©2026 REcolorado®, Inc. All Rights Reserved.

Advertising Broker: Albert Gollas | Gollas and Company, Inc.

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