Beautifully Maintained Split-Level with Sub-Basement in Sought-After Crystal Lake! This rarely available split-level home with sub-basement offers a spacious and flexible layout perfect for modern living. Located in the highly desirable Crystal Lake area, this home has been lovingly maintained by the same owner for over 35 years and thoughtfully updated throughout. The main level impresses with vaulted ceilings and skylights that flood the space with natural light. The inviting lower-level family room features a classic brick fireplace and electric heated floors, creating the perfect cozy retreat. A sliding glass door opens to a patio and a peaceful, tree-lined backyard-ideal for relaxing or entertaining. Upstairs, the primary bedroom features a walk-in closet and private access to the main bath. The second-floor bathroom also includes heated floors for year-round comfort. Tucked away on a quiet, mature lot, this home is close to top-rated schools, parks, trails, splash pad, and beautiful Crystal Lake Beach. You're also minutes from downtown shops, Metra station, dining, Three Oaks Beach, Veterans Acres and more! Don't miss this opportunity to own a well-cared-for home in one of Crystal Lake's most sought-after neighborhoods!