Welcome to 1311 Walnutview Drive, a beautifully maintained single-story residence situated on an expansive approximately 13,000 sq. ft. lot, the largest in Encinitas' desirable Summerfield subdivision. This 3-bedroom, 2-bath home offers approximately 1,633 sq. ft. of living space, a 2-car garage, no HOA, and exceptional potential for future expansion. Significant recent improvements include a new roof, water heater, and heating system, all installed in August 2026. The updated kitchen features newer cabinetry, a deep sink, and breakfast bar, complemented by updated flooring throughout much of the home. The garage features an extensive closet and organizational storage system. Step outside to a private backyard retreat featuring a sparkling, well-maintained swimming pool, mature lemon, peach, and tangerine trees, and beautifully landscaped succulent and plumeria gardens. An inviting firepit area with ambient evening lighting provides the perfect setting for outdoor entertaining. A detached bonus structure with electricity offers versatile space for a home office, yoga studio, fitness room, or poolside retreat, while a separate garden shed provides additional storage. The oversized parcel presents exciting opportunities to explore expanding the existing home or adding an accessory dwelling unit (ADU), subject to applicable zoning, permitting, and City of Encinitas approval. Ideally located near beaches, shopping, dining, and parks, this exceptional property combines coastal convenience, generous outdoor living, thoughtful upgrades, and outstanding future potential.