Welcome to 370 S Lost Lake Lane - a true hidden gem tucked along a quiet, secluded street canopied by charming old oaks in Casselberry's sought-after Lake District. A circular drive winds through majestic trees to this beautifully updated 3-bedroom, 2.5-bath lakefront home, sitting on nearly an acre where nature, privacy, and modern living come together in perfect harmony. Overlooking hole #8 of the Casselberry Golf Club, this nearly 2,500 sq ft move-in-ready home features soaring ceilings, porcelain wood tile floors, and a split open floor plan that perfectly blends comfort and privacy. The cozy family room is anchored by an electric fireplace, while the updated kitchen impresses with granite countertops, stainless steel appliances, and a breakfast bar. The primary suite is a true retreat with crown molding, a custom closet, dedicated dressing niche, linen closet, and a spa-inspired bath featuring a stunning freestanding soaking tub. The guest bath offers convenient pool and yard access - perfect for entertaining. Step outside and experience something truly special. The covered lanai opens to a screened-in heated pool and spa with color-changing LED lights and a large deck - ideal for lounging and entertaining. A separate oversized deck with its own fire pit seats ten or more, creating the ultimate outdoor gathering space. The expansive fenced yard and fire pit lead to your private lakefront parcel, backing to a serene conservation area alive with birdsong and native wildlife - a rare slice of Florida nature right in your backyard. Oversized garage with custom workbenches, roof 2017, HVAC 2022. Conveniently near top-rated schools, shopping, and dining. This unique, must-see property is a rare opportunity to embrace the lakefront lifestyle with the beauty and seclusion of nature surrounding you every day - schedule your private showing today!