1121 La Mesa Dr is listed for sale at $ 1,856,250. The Residential - Single Family property has 5 bedrooms, 4 Full Bathrooms, 3752 square feet and was built in 2026. The lot size is 0.273 Acres. ##BR##An exceptional opportunity to step into a thoughtfully designed custom home project in the heart of The Reservation—one of Richardson’s most coveted neighborhoods. Positioned on a prominent corner lot, this future residence blends timeless architecture with modern livability, offering a rare chance to accelerate the building process without sacrificing personalization. Presented by Castro Residential, the proposed design showcases a warm, European-inspired exterior with a striking combination of natural stone, rich wood accents, steep gables, and curated landscaping—creating undeniable curb appeal from every angle. A welcoming front porch and layered architectural details set the tone for a home that feels both elevated and inviting. Inside, the planned layout spans approximately 3,750 square feet of conditioned space, featuring an open-concept first floor with a guest suite, expansive living areas, and seamless flow for entertaining. The second level offers a vaulted primary retreat, 3 additional bedrooms, and a spacious central living area designed for flexibility. What truly sets this opportunity apart is the ability to take the reins. Much of the heavy lifting—architecture, planning, and vision—has already been completed by the Castro Residential team. Buyers who engage early can collaborate on final floorplan adjustments, interior selections, and finishes to create a fully customized home tailored to their lifestyle. Zoned to highly regarded Mohawk Elementary and JJ Pearce High School, and surrounded by mature trees and established charm, this is a unique chance to build something special—without starting from scratch.