Welcome to 635 Becky Ln, a hidden gem perched atop a 4+ acre ocean view mountaintop in the breathtaking Buena Creek area of San Marcos, CA. This fixer upper presents an incredible opportunity for cash investors looking to flip or buyers eager to put their own personal touch on a spacious 5-bedroom + Office + attached ADU, 4-bathroom custom home spanning over 4,400 square feet. While the property requires some TLC due to years of deferred maintenance, it boasts an array of amazing features that make it worth every effort. Imagine enjoying the stunning ocean and island views while relaxing in the spa, complete with a waterfall slide that leads to a Mediterranean entertainers pool. Need a place to stay fit? The gym/rec room with a wet bar is perfect for your fitness needs. Step inside and discover a formal dining area, a huge family room, and not one, but three fireplaces, including one in the master suite. The three-car garage and 5,000 square feet of parking ensure ample space for your vehicles and toys. But it's the location and potential that truly set this property apart. Live above it all in the exquisite gated hilltop estate, situated on 4.3 acres in the sought-after Buena Creek Hills. The commanding ocean and island views from its elevated position at 1,170 feet above sea level are simply breathtaking. The Hydrazzo re-plastered pool awaits your personal touch, and the spacious great room with open beamed ceilings and a granite natural stone fireplace is perfect for cozy evenings. The dream chef's kitchen features granite slab island, and countertops. The roomy master retreat with its private outdoor veranda, fireplace, large bath, and walk-in closets invites relaxation and offers panoramic views. Additionally, there's a big game room and bar with an indoor/outdoor bath, solar-assist water heaters, and over 1,500 square feet of newer Trex decking. Create your own landscaping paradise among the endless hardscape, and take advantage of the opportunity to add a tennis court, guest house, or even keep horses, thanks to the county zoning (A70). While this secluded haven offers privacy, it's conveniently located within 20 minutes of the beach, Palomar Airport, marina, Palomar College, commuter rail, SMSU, shopping, and the new San Marcos Production Studios. Embrace the country lifestyle with modern conveniences just a stone's throw away. Don't miss your chance to transform this unique property into your dream home. With its incredible views, abundant space, and vast potential, 635 Becky Ln is truly a once-in-a-lifetime opportunity. Better hurry – this is the best buy in the area!