Pawnee Grasslands 30 min to Fort Collins <1 hr to DIA Northern Colorado ranch 640 acres Fiber Internet (1 Gig) Luxury estate Pond Indoor Greenhouse Guest studio Fenced pastures- Discover true Colorado ranch living on this 640-acre luxury estate in Northern Colorado bordering Pawnee National Grasslands on three sides. Just 30 minutes from Fort Collins and under an hour to Denver International Airport, this Weld County property combines privacy, beauty, and convenience. The custom-built home features high-end finishes, panoramic views, and open-concept living designed for comfort and entertaining. A chef's kitchen with GE Monogram appliances and hickory cabinetry flows into a four-seasons room and vaulted great room with timber beams. The primary suite offers a fireplace, loft, and private patio with sweeping Front Range views. Highlights include a library, game room, greenhouse, and guest studio above the 3-car garage. Engineered systems include radiant heat, multizone A/C, dual propane tanks, and three wells with filtration. Fiber-optic internet up to 1 Gigabit ensures seamless work-from-home connectivity. With productive grazing land, fenced pastures, and a seasonal pond, this estate blends modern luxury with working ranch function.