However, some guests complain about the casino’s smoke-filled atmosphere. They praise the casino’s wide variety of gaming options and its hotel, spa, and restaurants. The casino also has a hotel, a spa, and a number of restaurants.Īccording to TripAdvisor, guests rate Thunder Valley Casino an average of 4.5 out of 5 stars. It features various gaming options, including slots, table games, and poker. Today, it is one of the most popular casinos in California. The casino’s popularity continued to grow by 2006, it was generating over $100 million in revenue annually. In 2003, the casino was bought by a new company, and they made a number of improvements to the property. The casino was built in the early 1990s and quickly became a popular destination for gamblers in the Sacramento area. Thunder Valley has a long and colorful history. Hours: Thunder Valley Casino is open 24 hours a day, 7 days a week. Address: 1200 Athens Ave, Lincoln, CA 95648, United States