Flathead County, MT Duplexes for Sale

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Billings, MT Missoula, MT Bozeman, MT Kalispell, MT Helena, MT Butte, MT Whitefish, MT Great Falls, MT

31 properties

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Updated: Jul 20

Duplex-Style Income Residence

129 Sleepy Hollow Rd, Kalispell, MT 59901

$569,000

4,150 sqft

1965‑built home with 3 bedrooms and 2 bathrooms plus a separate lower‑level rental unit
Total size: 4,150 sqft (main residence and rental combined as provided)
Main living room features a river rock fireplace and hardwood floors
Updated kitchen with wood cabinetry, stainless steel appliances, ample counter space, and a large center island
Lower‑level apartment has its own entrance and offers 2 bedrooms and 1 bathroom

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129 Sleepy Hollow Rd, Kalispell, MT 59901

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Est. Cap Rate

7.3%
Above avg (5.9%)
Est. NOI

$42K
Annual
Price @ 7% Cap

$594K
Above asking
Property Type

Rural Residence
Built 1965

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Updated: Aug 19

Updated Duplex on Private Acreage

185 Elk Park Road, Columbia Falls, MT 59912

$899,900

5.00 AC lot

5 acres with mature trees and private outdoor areas
Two‑unit configuration: 2‑bedroom/2‑bath and 1‑bedroom/1‑bath residences
1974‑built property with newly installed kitchens and updated bathrooms
Radiant‑heated bathroom floors, custom cabinetry, and modern appliances
Deck, lower patio, fire pit, and two storage sheds

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Duplex with Ski Area Views

990 Colorado Avenue, Whitefish, MT 59937

$1,200,000

0.21 AC lot

Residential zoning and permitted short-term rentals support flexible occupancy options.

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Duplex with Covered Carports

231 12th Street E, Kalispell, MT 59901

$599,000

0.14 AC lot

Two residential units provide three bedrooms, two bathrooms, storage, and practical access to downtown amenities.

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Duplex with Permitted Short-Term Rentals

990 Colorado Ave, Whitefish, MT 59937

$1,200,000

1,768 sqft 0.20 AC lot

Two residential units support flexible rental use, with ski area views and convenient access to Whitefish amenities.

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Three-Bedroom Duplex With Garages

23 Cedar Pointe Loop, Columbia Falls, MT 59912

$993,000

0.28 AC lot

Both residences offer open layouts, private porches, spacious kitchens, and attached garages within a treed Columbia Falls community.

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Modern Two-Cabin Duplex

569 Trumbull Canyon Road, Columbia Falls, MT 59912

$1,595,000

32.94 AC lot

Two newly built cabins occupy unrestricted forest acreage with private well, septic, and room for future expansion.

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Duplex Property With Additional Rentals

100 Central Avenue, Martin City, MT 59926

$590,000

0.34 AC lot

Income-producing property includes a duplex, A-frame cabin, and double-wide residence with shared septic service.

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Three-Bedroom Duplex

231 12th St E Unit 231/233, Kalispell, MT 59901

$599,000

2,280 sqft

Two separate residences offer covered parking, storage, and flexibility for an owner-occupant or rental operation.

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Duplex Property With Guest House

1785 Hodgson Road, Whitefish, MT 59937

$825,000

1.28 AC lot

Two residences on fenced acreage with a barn, garden area, and updated exterior and septic improvements.

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Duplex with Detached Guest House

121 & 135 Boon Road, Somers, MT 59932

$749,900

0.60 AC lot

Two residences provide separate kitchens, living areas, and outdoor spaces on one shared parcel.

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Duplex-Style Income Property with Separate Entrances

55 Keenans Way, Kila, MT 59920

$800,000

3,376 sqft

Two fully functional living levels under one roof, each with its own kitchen, laundry, and separate entrance on 30+ acres.

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Duplex with Gas Fireplaces

243-245 1st Avenue S, Hungry Horse, MT 59919

$498,000

0.28 AC lot

Ranch-style units feature separate kitchens, laundry hookups, and off-street parking near local shopping, dining, and services.

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Modern Duplex with Two Homes

3819 MT Hwy 40 W, Columbia Falls, MT 59912

$799,999

0.96 AC lot

Two carefully maintained residences feature refreshed roofs, recent exterior paint, and separate living accommodations.

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Duplex with Attached Two-Car Garages

23 Cedar Pointe Loop A And B, Columbia Falls, MT 59912

$1,025,000

2,968 sqft

Duplex built in 2017 offers Unit A and B, each with a private front porch and attached two-car garage.

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Renovated Duplex Near Glacier National Park

243-245 1st Avenue S, Hungry Horse, MT 59919

$525,000

Two residential units offer matching two-bedroom, one-bath layouts and separate kitchens.

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Commercial Land with Existing Home

NHN US Hwy 2 E, Columbia Falls, MT 59912

$4,300,000

48.35 AC lot

Scenic Corridor-zoned land with commercial, residential, and mixed-use development options, plus an existing residence and apartment.

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Four-Unit Multifamily Property

654 E Washington Street East North 1, Kalispell, MT 59901

$779,000

6,129 sqft 0.26 AC lot

Two houses provide four occupied rental units on a B-2-zoned parcel near shopping and Taco Bell.

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Furnished Two-Unit Duplex

519 1st Ave E, Kalispell, MT 59901

$850,000

1,860 sqft

Two fully furnished residences offer short-term rental use near downtown Kalispell, with household systems and appliances included.

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Updated Duplex with Acreage

185 Elk Park Road, Columbia Falls, MT 59912

$899,900

5.00 AC lot

Two separate living spaces support flexible occupancy, rental use, or a multi-generational residential arrangement.

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Commercially Zoned Duplex

135 Nucleus, Columbia Falls, MT 59912

$458,000

1,440 sqft 0.21 AC lot

Commercially zoned duplex with two 1-bed, 1-bath units and a fenced yard on a corner lot.

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Two-Unit Duplex with Garages

23 Cedar Pointe Loop A and B, Columbia Falls, MT 59912

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2,968 sqft

Two residential units offer open layouts, private porches, and attached garages.

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Rebuilt Side-by-Side Townhouses

205/209 12th Street W, Kalispell, MT 59901

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2,496 sqft

Freshly rebuilt duplex-style townhouses offer two levels each, with 3 bedrooms, 2 baths, and detached garages.

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West-Side Duplex Investment

1104 6th Street W, Kalispell, MT 59901

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1,514 sqft 0.27 AC lot

Two-unit duplex on a generous lot with a 3-bedroom/1-bath unit and a 1-bedroom/1-bath unit.

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Flathead County, MT Duplexes Market Trends and Statistics

Explore 31 duplexes for sale in Flathead County, MT, showcased through 31 active listings on our real estate platform. These investment opportunities span a total of 36,795 square feet of properties for sale, with an estimated market value of $21,859,699.

Sale prices for duplexes in Flathead County, MT start at $458,000, averaging $950,421, and reaching up to $4,300,000 — 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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