Sprawling horse country on the outside, updated comfort with geothermal efficiency on the inside, and the convenience of town just minutes away! Welcome to 3307 Lupine Lane, a beautifully maintained 5.9 acre equestrian-ready retreat in Stevensville, MT. This spacious five bedroom (plus bonus room), two bathroom home offers 2,486 square feet of open-concept living, complete with a walk-out daylight basement and NO HOA restrictions! On the main floor of this home there are three bedrooms and a full bathroom, a living room/dining area and a kitchen with a door to the back deck for enjoying the amazing Bitterroot Valley views. The spacious kitchen is a Chef's dream, boasting new LVT flooring, newer stainless-steel appliances, updated hardware, pull out drawers, a walk-in pantry, island seating, a double convection oven, and a newer Samsung refrigerator. Downstairs there are two additional bedrooms and a full bathroom, an office/bonus room, the laundry room and a family room that walks out to the backyard. Plus, downstairs there is lots of room for additional storage. Enjoy ultimate energy efficiency and comfort with a premium geothermal ground-source heating system, central AC, a whole-house air filtration system and triple-pane vinyl windows. This property is fully set up for horses with post and wire (electric) fencing and a two-sided barn. There is plenty of room for trailers or campers and the corral and pasture have three ways to enter the property. There is an oversized two stall attached garage as well as a cement pad off the driveway for storing a camper. Additionally there is a separate fenced area with a 10'x16' building with a covered porch, metal roof and two windows that open. The perfect area for a playhouse, separate office/studio or additional storage. Incredible exterior amenities include irrigation ditch water rights, a high-output 20+ GPM/ 148-ft private well, mature landscaping with rock walls, and a full sprinkler/drip system. Spend your evenings and weekends relaxing on the Trex deck, unwinding in the 6-person hot tub, or gathering around the backyard concrete fire pit. Updates include: new heat pump (2012), new asphalt single roof (2012), new triple pane windows (2012), new exterior paint on the house and 10x16 shed (2024), new LVT flooring in the kitchen (2025) and the septic tank was recently pumped (Sept. 2026). Experience the best of Montana living. Nestled in the historic, scenic town of Stevensville, this location offers a community-focused lifestyle wrapped in dramatic Bitterroot Valley mountain views. Come see the views for yourself at 3307 Lupine Lane!