587 Gateway Lane, San Marcos, CA 92078

Attached Next Gen Suite. Extra-Large Upstairs Bonus Room & Flex Space. Completely Upgraded with Designer Interiors. Fully Owned Solar. Resort-Inspired Backyard. Gated Community. Cul-De-Sac. Discover elevated living and exceptional versatility in this beautifully appointed 5-bedroom, 4.5-bathroom, approximately 3,450-square-foot residence in the coveted gated community of Parkside at Mission Circle in San Marcos. This highly sought-after Plan 3 home pairs sophisticated coastal Mediterranean design with thoughtful custom upgrades, extraordinary flexibility, and a seamless indoor-outdoor lifestyle. From the moment you enter, the home makes a striking impression with its warm, refined aesthetic and attention to detail. Provenza LVP flooring, designer lighting and hardware, elegant Roman shades, custom finishes, layered textures, and distinctive architectural details create a cohesive, elevated feel throughout. At the heart of the home, the showstopping kitchen combines style and functionality with quartz countertops, a hand-selected stone backsplash, custom quartz shelving, a striking designer stove surround, decorative ceiling beams, and a spacious walk-in pantry. The kitchen opens effortlessly to the main living area, where a custom electric fireplace and mantel create a welcoming focal point for everyday living and entertaining. One of the home's most exceptional features is the private attached Next Gen suite, offering a level of flexibility rarely found in a home of this size and style. Complete with its own entrance, living area, bedroom, full bathroom, separate AC, kitch