3599 Nina Welcome to 3599 Nina St, a beautifully upgraded home in the highly sought-after 55+ Costa Serena community of Oceanside. Perfectly positioned on a spacious corner lot just 5 miles from the coast, this home offers the ideal balance of peaceful living and everyday convenience, with shopping, dining, and amenities just minutes away. Step inside to find all-new vinyl plank flooring throughout, creating a clean, modern feel that’s both stylish and low-maintenance. The remodeled kitchen is a true highlight, featuring quartz countertops and a new energy-efficient refrigerator, perfect for everyday living or entertaining guests. The flexible floor plan includes three bedrooms and two bathrooms, plus a sun-filled bonus sunroom that adds valuable extra space for relaxing, hobbies, or hosting friends and family. Central air conditioning ensures year-round comfort no matter the season. Outside, the corner lot provides extra privacy and generous parking, along with a 1-car garage, a rare and valuable perk in this community. This is a move-in ready, thoughtfully upgraded home in one of Oceanside’s most desirable 55+ neighborhoods, offering comfort, convenience, and coastal living all in one. Homes like this in Costa Serena don’t come around often. Don’t miss your chance to make it yours.