Nestled across 5.18 private rolling acres in the scenic hills of Mulmur, this estate delivers rare multi-generational versatility, extensive modern infrastructure, and resort-calibre country living. Engineered with three independent living zones across 2,500+ finished square feet, the property provides complete autonomy for extended families, in-laws, or executive workspaces. The Main Country Residence showcases an open-concept layout centered around a renovated gourmet kitchen (2022) with an oversized contrast quartz island, premium stainless appliances, and integrated reverse osmosis system. The main-level primary retreat features serene wooded views and a spa-inspired bath with an oval soaking tub, complemented by vaulted dormer bedrooms on the upper level. The Lower-Level In-Law Suite offers independent living with a private ground-level walkout to a stone patio, full second kitchen (2022) with central prep island, bright living and dining spaces, two bedrooms, and a full modern bathroom. The Detached Workshop & Flex Annex serves as an exceptional entertaining and wellness wing, featuring a vaulted party lounge, full auxiliary kitchen, climate-controlled gym/studio with mini-split heating and cooling, and a private rough-in bathroom. Substantial capital upgrades include a ~2024 exterior building envelope overhaul (modern brick and stucco facade with upgraded thermal insulation), updated flooring, and a commercial water treatment facility (commercial iron filter, water softener, UV purification, municipal-grade pressure tank, and dual RO systems).Outdoors, enjoy a covered BBQ pavilion with wood-fired pizza oven, elevated custom treehouse cabin, and multi-tier rear deck with hot tub overlooking whispering pines and open meadows. Complete with an attached garage, massive detached workshop, and circular turn-around for trailers or RVs. Minutes to Mansfield Ski Club, Bruce Trail, and Shelburne, located under 60 minutes to the GTA.