Mercer Mini Mart is a friendly, local mini mart that is great for late-night snacks and drinks. It is open until midnight from Monday to Thursday, and until 2:00 A.M. on Friday, Saturday, and Sunday. Customers often find the staff helpful, polite, and genuinely interested in providing good service. The owners and employees are friendly, remember regular customers' preferences, and create a welcoming atmosphere. Many appreciate the reasonable prices, which offer an alternative to larger stores like Safeway or Fred Meyer. The staff's effort to interact, ask questions, and listen to feedback shows their dedication to the neighborhood. Overall, Mercer Mini Mart is a charming, community-oriented place run by real people who care about their customers and constantly strive to improve. It’s highly recommended for those looking for a friendly and convenient local store.