Blue Chip Casino, Hotel and Spa is a riverboat casino located in Michigan City, Indiana.^[4] It is owned by Boyd Gaming.

Blue Chip was launched as a three-deck gaming boat on August 22, 1997,^[5] at that time only riverboat casinos were permitted in the state of Indiana, three years later, a hotel complex was added. In 2002, the third level was expanded, bringing the gaming space to 42,500 sq ft (3,950 m²).^[6]

In 2005, the casino announced a $163 million renovation,^[7] and completed by the following year, replacing the three-level boat with a single-level casino that included a 65,000 sq ft of gaming space.^[8] In 2009, a further development was completed, adding 302 hotel rooms.^[9] This makes it the tallest building in Michigan City, as well as in LaPorte County and Northwest Indiana outside of South Bend.

The Casino has 65,000 sq ft (6,000 m²) of gaming space that includes 42 table games, and more than 1,900 slot machines. It has 486 hotel rooms, 184 located in the 8-story Blue Chip tower, and 302 in the 22-story Spa Blue tower (numbered to 23 as there is no 13th floor), and five restaurants. The Spa Blue towers's second level (labeled as S in the elevators) contains the 10,000-square-foot Spa Blu.