Positioned on 4.33 acres overlooking Lake Mathews, this exceptional custom estate offers Panoramic Lake, Valley & Mountain Views | Gated Entry | Private Hilltop Setting. Enjoy sunrises to the east | sunsets to the west | seasonal snow-capped mountain views, creating a dynamic natural backdrop. The residence blends classic architectural presence with modern amenities and a private hilltop setting. A Gated driveway leads to a spacious interior featuring Soaring Ceilings | Multiple Living Areas | Formal Dining | Library/Office. The chef's kitchen includes Granite Countertops | Custom Cabinetry | Stainless Appliances, opening to the family room with Fireplace | Open-Concept Entertaining. The primary suite offers Sitting Area | Double-Sided Fireplace | Spa-Style Bath | Multiple Balconies | Scenic Views. Outdoor amenities include Pebble-Finish Pool & Spa | Covered Patios | Two Cabanas | Built-In BBQ Island | Landscaped Grounds | Fruit & Citrus Trees | Elevated Stone Paver View Patio. Currently utilized by the seller for short-term rental use | Income-producing configuration | Historical rental information may be available upon request. The property offers added flexibility with two legally distinct parcels (separate APNs), providing future development or expansion considerations subject to Riverside County approval and buyer verification. Features such as NO HOA | SOLAR PANELS | Detached Workshop | Extensive Parking may support a variety of ownership strategies including luxury retreat use, multigenerational living, or long-term investment positioning. R-A-2 1/2 zoning and the private hilltop setting contribute to the property's versatility; buyers are encouraged to independently verify all use options, zoning allowances, and rental regulations.