Welcome to 340 Broadway, a beautifully updated 3 bed, 1.5 bath cottage nestled on a spacious 6,628 sqft lot in one of Costa Mesa's most desirable neighborhoods. Located within the sought-after Mariners Elementary district, this 1,268 sqft home blends timeless character with modern sophistication. Natural light floods the interior, highlighting the new wide-plank vinyl floors, fresh paint, and stylish brass hardware throughout. The inviting living room features a cozy bay window with a custom upholstered cushion and a wood-burning fireplace adorned with a striking marble surround. The kitchen is a showstopper, completely remodeled with custom cabinetry, marble slab countertops, farmhouse sink, designer tile backsplash, and a full suite of top-of-the-line Thermador appliances, including a commercial six-burner dual-fuel range and a Subzero refrigerator. Both bathrooms have been thoughtfully redone, featuring custom vanities, marble surfaces, gold hardware, and designer fixtures. The full bath includes a soaking tub, a custom-tiled shower with handheld feature, and a stone tile floor for a spa-like feel. Outside, enjoy newly landscaped front and back yards, fresh paint, charming new shutters and lighting, and recently planted sycamore trees that will grow into a canopy of shade. The garage includes a new epoxy floor, newer washer and dryer, and updated opener. This turnkey cottage is the perfect blend of curb appeal, thoughtful upgrades, and coastal charm--all within minutes of Newport Beach, 17th Street, and award-winning schools.