Welcome to 31 Old Millstone Court, where Lafayette's trail neighborhood meets sophisticated charm in a highly sought-after, end-of-court location. This delightful 2,052± sq. ft. home, complemented by a 506± sq. ft. guest cottage, sits on a perfectly flat .36± acre lot that offers exceptional privacy and potential.   The brick porch welcomes you into light-filled spaces featuring custom millwork and rich hardwood floors throughout. Spacious living and dining rooms flow seamlessly into the heart of the home which is an open concept kitchen and family great room with vaulted ceilings and exposed beam details that create warmth.   The separate guest cottage offers remarkable flexibility with its breakfast bar, bedroom area, full bathroom, and walk-in closet. This self-contained space extends your living options and is perfect for guests or today's work-from-home lifestyle.   The expansive backyard is an entertainer's paradise, featuring a sparkling pool, covered hot tub, generous lawn areas, and beautifully established gardens. Wisteria-covered trellises, flourishing rose bushes, and charming flagstone pathways create an inviting outdoor retreat. The flat lot provides ample space for future expansion should you wish to enhance the home's footprint.