Buttercup Diner - Walnut Creek

Celebrate life's special moments at Buttercup Diner in Walnut Creek! Located at 660 Ygnacio Valley Road, Buttercup offers a warm, inviting atmosphere, classic American comfort food, and the friendly hospitality that has made us a Bay Area favorite since 1988. Whether you're planning a birthday celebration, bridal or baby shower, family gathering, corporate luncheon, rehearsal dinner, or celebration of life, our private event space provides a comfortable and welcoming setting to bring people together. Our extensive menu features hearty breakfasts, delicious brunch favorites, fresh salads, sandwiches, and classic American entrées, with flexible dining options to suit your occasion. At Buttercup, we believe great gatherings begin with great food and genuine hospitality. Let our experienced team help make your next celebration memorable, relaxed, and enjoyable. **Conveniently located in Walnut Creek, Buttercup Diner is the perfect place to gather, celebrate, and make lasting memories.**