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The Boulder River Fly Fishing Retreat is by far the best river frontage property on the market today. Every detail of this remarkable property has been carefully attended to, reflecting the owner's commitment to excellence and showcasing their attention to detail. Privacy and security are paramount, ensuring a secluded and serene environment that allows the owners and guests to fully unwind and enjoy their time. Closely held and rarely available, Boulder River Fly Fishing Retreat presents a rare opportunity to purchase property in the Boulder River Valley, one of the most sought-after areas in the Rocky Mountain region. Sitting on 4+/-riverfront acres bordering the Boulder River for 300± feet, this property features a completely remodeled 3284+/- two bedroom, three-bathroom home, granite countertops, new master suite, wood fireplace on main level and wood stove downstairs, a two-stall detached garage, another 576+/- guest cabin which features one bedroom, one bathroom and a kitchenette along with a garden shed to store a variety of tools or lawn equipment. The lawn is fully manicured with underground sprinklers, native flowers and shrubs. The Boulder River is one of the most beautiful fly fishing rivers in Montana. It originates in the Absorka Beartooth Wilderness just north of Yellowstone Park and flows north to its confluence with the Yellowstone River in Big Timber. The body of water is absolutely loaded with very willing rainbows and browns. The lower Boulder emerges the alpine setting above to copacetic hay pastures and cottonwoods. The river gets its name in this section from the consistent riffles tumbling aggressively over boulders followed by a short deep like pools. Rainbow and brown trout dominate, usually averaging 15"-18". Anglers are frequently surprised by larger browns extending up to 20", which are typically holdover spawner's that migrated up from the Yellowstone River below. This property boasts easy year-round access and is conveniently located just 8+/- miles south of Big Timber, Montana. With Boulder River frontage, Boulder River Fly Fishing Retreat is a premier entertaining epicenter with easily accessed fishing opportunities

Property Details of 803 Main Boulder Road

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Based on information submitted to Montana Regional MLS as of July 11, 2026 7:36 AM UTC. All data is deemed reliable but is not guaranteed accurate by the MLS. All information should be independently reviewed and verified for accuracy. IDX information is provided exclusively for consumers’ personal, noncommercial use and may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing.

 
 

 

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