Welcome to 15203 Glenn Hill Dr in Hacienda Heights, a spacious single story home set on an expansive 18,729 square foot lot. This impressive 5 bedroom, 2 bathroom residence offers approximately 2,422 square feet of living space and combines comfort, efficiency, and functionality. The home features numerous major upgrades including a paid in full 8.4 kW solar system with 30 panels, an electric vehicle charging station, a new sewer line, a plumbing repipe, and a 200 amp electrical panel. Inside you will find newer flooring, dual pane windows, and fresh interior and exterior paint creating a bright and inviting atmosphere. The updated kitchen is equipped with custom cabinetry and opens to the main living areas, ideal for everyday living and entertaining. Additional improvements include updated LED lighting, a newer roof, and a one year old HVAC system for year round comfort. The extra large primary suite offers a private retreat with direct access to the pool area. A spacious 360 square foot enclosed porch with a wet bar provides the perfect space for entertaining, relaxing, or hosting gatherings year round. The home also features a convenient indoor laundry room. The oversized lot offers endless possibilities with plenty of space to enjoy the existing pool area or explore future enhancements. A rare opportunity to own a well maintained, energy efficient single story home on an expansive lot in desirable Hacienda Heights.