Modern Serene Lakes Retreat with Flexible Guest Space + Rare Adjacent Lot Opportunity. Built in 2008 and thoughtfully designed for how people actually live, this light-filled 4-bedroom, 3-bath home offers a rare blend of modern comfort, flexible living space, and the unique option to purchase the vacant lot next door for added privacy, expansion, or future investment. Located in the sought-after community of Serene Lakes, the ~1,950 sq ft layout stands out for its newer construction and functional design in an area known for classic mountain cabins. The main level features three bedrooms and two full bathrooms, along with an open, inviting living space filled with natural light. Large windows bring the outdoors in, and the seamless flow between kitchen, dining, and living areas creates an ideal setting for gathering after a day of adventure. Step outside to the back deck and unwind in the hot tub, surrounded by the peaceful forest setting. Downstairs, a separate living area includes an additional bedroom, full bathroom, and bonus space?perfect for guests, an in-law setup, or potential rental income. Designed for four-season living, the home includes a practical mudroom entry?ideal for shedding wet ski gear, muddy boots, or lake-day essentials before stepping into the main living space. A midsized garage provides valuable year-round storage for all your gear, while the home's location places you just minutes from Sugar Bowl Resort and Royal Gorge Cross Country Ski Resort. In the warmer months, enjoy easy access to hiking, biking, and the lakes that define the Serene Lakes lifestyle?all within easy walking distance for paddleboarding, swimming, or simply relaxing by the water. An EV-charger allows you to charge while you sleep, to be ready for adventure the next day. Adding to the appeal, the adjacent vacant lot (6194 Serene Road) is also available for purchase?offering a rare opportunity to create additional privacy, expand your footprint, or secure a future homesite or investment in one of Donner Summit's most desirable communities. Whether you're looking for a full-time residence, weekend escape, or long-term play, this property delivers flexibility, location, and upside. At the time of listing, this is the only 4 bedroom listing and also the only listing with a garage in Serene Lakes.