4133 Knight St Tucked away on a private one-acre lot in San Marcos, this beautifully updated retreat delivers the space, privacy, and resort-style outdoor living buyers are searching for. Surrounded by mature trees, modern horizontal wood privacy fencing, and tinted mirror-effect windows, this property offers a rare sense of seclusion while still feeling warm, functional, and inviting. The backyard is designed to impress with a sparkling pool featuring nighttime lighting, a waterfall, and built-in tanning ledge/sun shelf, plus a hot tub, sauna, extended covered patio, and plenty of room to entertain, relax, and enjoy Texas evenings. The property also includes multiple fruit trees, including nectarine, apple, grapefruit, peach, and a fruit cocktail tree with peaches, nectarines, and plums. Inside, the home stands out with coffered ceilings, crown molding, granite countertops, built-ins, fresh interior paint, and a hidden closet/storage area concealed behind custom shelving. The kitchen features detailed cabinetry, a 6-burner gas cooktop, pot filler, new refrigerator, and new dishwasher - perfect for everyday living and entertaining. The fully remodeled primary bathroom offers a standalone soaking tub, spacious walk-in shower, updated dual vanity, and redesigned primary closets. Additional improvements include a crushed granite driveway, gutters, carport, water softener, new hot water tank, new pool pump, garage bathroom remodel, laundry room dog wash station, updated fencing, and more. When buyers choose the seller's preferred lender, qualified borrowers may receive up to a 1% lender credit based on loan amount & loan program. Credit may be applied toward buyer closing costs, an interest rate buydown, or prepaid HOA dues, subject to loan approval and lender guidelines. With acreage, privacy, major updates, custom details, fruit trees, resort-style amenities, and a potential lender incentive, this San Marcos property offers lifestyle and value buyers do not find every day.