Located just two hours from Denver in Fleming, this extraordinary 520 acre estate offers refined rural living on Colorado's Northeastern Plains. With sweeping pasture views, exceptional infrastructure, and a transferable 160-acre state lease, the property seamlessly blends luxury, privacy, and agricultural capability. The 5,000+ sq ft main residence is thoughtfully designed for comfort and multi-generational living, featuring 5 bedrooms and 5 bathrooms, including a private mother-in-law suite with handicap-accessible bath, gas fireplace, kitchenette, and in-suite laundry. Natural light fills the home through over $60K in newer windows, highlighting the wood-burning fireplace, inviting sunroom, loft space, metal roof, and timeless stucco exterior. A well-appointed second residence offers 3,000+ sq ft with 4 bedrooms and 2 bathrooms, an open-concept layout, spacious master suite with soaking tub, and a butler's pantry-ideal for extended family, guests, or potential income use. Designed for both lifestyle and productivity, improvements include a 70x50 livestock barn with LED lighting, 40x20 livestock barn, 50x80 metal machine shop with concrete floors and 220 outlets, and an insulated, air-conditioned cool room/vet facility. Two wells and five stock tanks (three with automatic floats) support livestock operations across rolling grass pastures. This is a rare opportunity to own a legacy-scale property offering elegance, scale, and operational readiness in one exceptional setting.