The House of 64 Windows | Canyon Ferry Lake Views | Approx. 22 Min to Helena Experience architectural design, flexibility, and Montana living in this custom 3,208 sq ft retreat on 4 acres near Canyon Ferry Lake. Designed around light, views, and functionality, the home features soaring ceilings, White Oak floors, Alderwood trim, 8-ft Pella glass doors, and nearly every major room oriented toward the lake, mountains, sunsets, and stars. Located just 17 miles from Helena and approximately 22 minutes to Home Depot, the drive is significantly shorter and more convenient than many buyers expect while still offering privacy, acreage, and easy access to boating, fishing, biking, skiing, and year-round recreation. The thoughtfully designed 3-zone layout offers exceptional versatility: ZONE 1 | The Main Residence Dramatic great room with walls of glass, custom kitchen with granite countertops and Showplace cabinetry, loft/game area, indoor/outdoor fireplace, and a stunning primary suite designed to capture the surrounding views and natural light. ZONE 2 | Private Guest Residence Separate living area with second kitchen ideal for guests, multi-generational living, extended stays, or potential rental flexibility. ZONE 3 | The Flex Suite 16x24 private gym with dedicated bathroom that could also function as a studio, theater, workshop, lounge, golf simulator, hobby space, or additional entertaining area. Additional features include zero-entry design, high-efficiency dual-fuel heat pumps with A/C, on-demand hot water, finished garage space, and usable acreage with horses allowed. The property also carries a rare commercial lot designation that may offer additional flexibility for future use. Buyer to independently verify all intended uses, zoning, and applicable requirements. Seller may consider a structured 3-2-1 rate buydown program or additional concessions for qualified buyers with acceptable offers and terms. Buyer must qualify through lender. 4115 Sawmill Gulch Rd is more than a home. It's a Montana lifestyle property designed to be experienced.