New 4-Bedroom Home for Sale in San Marcos, Texas. Located at 252 Catkin Drive in San Marcos, this new construction single-family home by M/I Homes offers 1,917 square feet of single-story living. With 4 bedrooms and 2 bathrooms arranged across one level, the floorplan is designed to accommodate a range of household needs without stairs to navigate. The interior centers on an open-concept living space that connects the main gathering areas, allowing natural light to move throughout and making it easier to host guests or keep an eye on activity in adjoining rooms. Thoughtful design details carry through the home, from the placement of bedrooms to the flow between everyday living and dining areas. Outside, a covered patio extends the usable living area and provides shade for outdoor dining, seating, or relaxing during warmer months. Home Highlights. New construction by M/I Homes1,917 square feet of living space4 bedrooms and 2 bathrooms. Single-story floorplan with 1 above-ground level. Open-concept living space. Covered patio. Quality craftsmanship and considered design throughout. The home sits within a residential neighborhood setting, with nearby parks offering opportunities for walking, recreation, and time outdoors. The combination of a single-level layout, a practical room count, and outdoor living space makes this home a straightforward option for buyers seeking a well-built, newly completed home in San Marcos with room to settle in comfortably.