Welcome to 1061 Catherine Bagley Road - an exquisite custom-built waterfront residence nestled on the pristine Severn River, with direct access to the Trent-Severn Waterway and endless boating opportunities. This south-facing property offers unparalleled privacy and deep, clean water off the dock perfect for swimming, sunbathing, and entertaining by the lake. Crafted in 2006, the 3000+ sq ft home exudes charm and craftsmanship throughout. The main floor showcases a dramatic 22-foot vaulted ceiling in the great room, anchored by a wood-burning fireplace & accented by a vintage 1953 canoe a true conversation piece. Rich hardwood floors flow throughout, while a generous foyer with double closets provides convenient access to the double garage w/ additional storage. The sun-filled kitchen with entertaining island connects seamlessly to the Muskoka Room, where views of the water invite relaxation. The lakeside primary suite features custom built-ins, serene water views & a beautifully appointed 4-piece ensuite. Upstairs, you'll find three spacious bedrooms each with double closets alongside a full 4-piece bath. One bedroom features an interior Juliette balcony overlooking the great room, enhancing the open/airy feel of the space. The fully finished lower level offers legal additional living quarters w/ private entrance, second kitchen, gas fireplace, and walkout to a patio. Includes two more bedrooms (walk-in closet & double closets), 4-piece bath, new flooring & a laundry/utility are ideal for an in-law suite or extended family stays. Additional upgrades include a new Generac, HRV, furnace, A/C & owned hot water tank. Outdoors, enjoy multiple entertaining spaces including two decks, a welcoming front porch, fire pit, waterfront Point seating area, propane BBQ hookup, garden shed & wood storage. This rare offering is perfect as a year-round Muskoka home or a flexible cottage retreat with income or multigenerational potential all in a peaceful & idyllic riverside setting.