Welcome to country living with room for everyone at 113 Crestline in Pleasanton. An ABSOLUTE rare find! Situated on 1.38 acres, this beautifully updated property offers space, flexibility, and modern finishes just minutes from town. With an attached full-size apartment with wheelchair access!! The main home features 4 bedrooms, 3 full bathrooms, a dedicated office/flex room, perfect for working from home, a playroom, or an additional guest space. The spacious 20x20 primary suite provides a comfortable retreat, while a secondary primary/mother-in-law suite offers privacy for guests or multigenerational living. Inside, you'll find an open concept layout with a large living area centered around a fireplace, creating the perfect gathering space. The kitchen features quartz countertops, stainless steel appliances, and plenty of cabinetry, blending style with everyday functionality. One of the outstanding features of this property is the attached full-size 1-bedroom apartment (1,279 sq ft), complete with its own full kitchen and washer/dryer connections. Whether you're looking for space for extended family, guests, or potential rental income, this separate living area adds incredible versatility. Outside, enjoy wide open space, mature trees, and plenty of room for outdoor living, entertaining, or future improvements. If you're looking for space, flexibility, and modern updates on acreage, this property offers a rare opportunity in Pleasanton!