The 10 Biggest Casinos in the US

The biggest casinos in the United States are not all in Las Vegas. In fact, many of the largest gaming floors are found at tribal casinos in Oklahoma, Connecticut, California, Florida, and Michigan. These properties combine huge gaming areas with hotels, restaurants, live shows, and other entertainment.

Casino size is usually measured by gaming-floor space. This means the area used for slot machines, table games, poker rooms, and sportsbooks—not hotel rooms, convention centers, or restaurants. Using that measure, WinStar World Casino and Resort in Oklahoma is the largest casino in the country.

1. WinStar World Casino and Resort — Thackerville, Oklahoma

WinStar World Casino and Resort is the biggest casino in the United States. It has about 600,000 square feet of gaming space, with nearly 400,000 square feet listed as official gaming-floor space. The casino is owned and operated by the Chickasaw Nation and sits in Thackerville, Oklahoma, close to the Texas border.

WinStar is popular with visitors from the Dallas–Fort Worth area because it is only about 75 miles north of Dallas. The resort offers thousands of slot machines, table games, poker rooms, restaurants, hotels, live entertainment, and event spaces. Its size makes it not only the largest casino in the U.S., but also one of the largest casino resorts in the world.

2. Mohegan Sun — Uncasville, Connecticut

Mohegan Sun is one of the largest casinos in the United States, with more than 300,000 square feet of gaming space. It is located in Uncasville, Connecticut, and is operated by the Mohegan Tribe. The resort is known for its large casino floor, luxury hotel towers, restaurants, shops, and entertainment venues.

Mohegan Sun has thousands of slot machines and hundreds of table games. It also includes Mohegan Sun Arena, which hosts concerts, sporting events, and major shows. Because of its size and wide range of amenities, it is one of the most complete casino resorts in the Northeast.

3. Foxwoods Resort Casino — Mashantucket, Connecticut

Foxwoods Resort Casino is another giant casino in Connecticut. It has about 340,000 square feet of gaming space and is operated by the Mashantucket Pequot Tribal Nation. Foxwoods is located in Mashantucket, between New York City and Boston, making it a popular destination for visitors across New England.

The property includes multiple casinos, hotels, restaurants, theaters, and meeting spaces. Visitors can play slots, table games, poker, and bingo. Foxwoods is also known for its entertainment options, including live concerts, comedy shows, and family-friendly attractions.

4. Yaamava’ Resort and Casino — Highland, California

Yaamava’ Resort and Casino, formerly called San Manuel Casino, is the largest casino in California. It has about 290,000 square feet of gaming space and is located in Highland, near San Bernardino. The casino is owned by the San Manuel Band of Mission Indians.

Yaamava’ expanded greatly in recent years, adding a hotel tower, new restaurants, entertainment venues, and more gaming space. Today, it offers thousands of slot machines, table games, poker, dining, and live shows. Its location near Los Angeles makes it a major destination for Southern California visitors.

5. Thunder Valley Casino Resort — Lincoln, California

Thunder Valley Casino Resort is another major California casino, with about 270,000 square feet of gaming space. It is located in Lincoln, just outside Sacramento, and is operated by the United Auburn Indian Community. The resort is one of the largest gaming destinations in Northern California.

Thunder Valley offers slots, table games, poker, restaurants, bars, live entertainment, and hotel rooms. It is especially popular with visitors from Sacramento, the Bay Area, and nearby cities. The resort’s large gaming floor and full-service amenities make it a strong competitor among the biggest casinos in the U.S.

6. Seminole Hard Rock Hotel and Casino Tampa — Tampa, Florida

Seminole Hard Rock Hotel and Casino Tampa has about 245,000 square feet of gaming space. It is owned by the Seminole Tribe of Florida and is one of the most recognizable casino resorts in the country. The property is famous for its guitar-shaped hotel tower, which has become a landmark in the Tampa area.

The casino offers thousands of slot machines, table games, poker, sports betting, restaurants, bars, and live entertainment. It also has a large hotel, spa, pool complex, and event space. Because of its location in a major metro area, it attracts both local visitors and tourists from across Florida.

7. Riverwind Casino — Norman, Oklahoma

Riverwind Casino is one of Oklahoma’s largest casinos, with about 219,000 square feet of gaming space. It is located in Norman, near Oklahoma City, and is owned by the Chickasaw Nation. The casino is a major gaming destination for residents of central Oklahoma and nearby Texas.

Riverwind offers thousands of electronic games, table games, poker, dining, and live entertainment. While it is not as large as WinStar, it is still one of the biggest casinos in the country. Its size and location make it an important part of Oklahoma’s gaming industry.

8. Choctaw Casino and Resort — Durant, Oklahoma

Choctaw Casino and Resort in Durant is another massive Oklahoma casino, with about 219,000 square feet of gaming space. It is owned by the Choctaw Nation and is located near the Texas border. The resort is especially popular with visitors from Dallas and other parts of North Texas.

Choctaw Durant offers more than 1,700 hotel rooms, a large casino floor, restaurants, bars, meeting space, and an indoor water park. It is known as a full resort destination, not just a casino. This makes it a popular choice for families, business travelers, and casino visitors alike.

9. Soaring Eagle Casino and Resort — Mount Pleasant, Michigan

Soaring Eagle Casino and Resort is one of the largest casinos in the Midwest, with more than 210,000 square feet of gaming space. It is located in Mount Pleasant, Michigan, and is operated by the Saginaw Chippewa Indian Tribe. The casino is a major destination for visitors from across Michigan and nearby states.

The property includes a large gaming floor, hotel rooms, restaurants, bars, live entertainment, and meeting space. Soaring Eagle is known for its mix of slots, table games, poker, and entertainment. Its size and central location make it one of the most important casinos in the Midwest.

10. Pechanga Resort Casino — Temecula, California

Pechanga Resort Casino is one of the largest casinos in California, with about 200,000 square feet of gaming space. It is located in Temecula, in Southern California, and is operated by the Pechanga Band of Indians. The resort is a major destination for visitors from San Diego, Los Angeles, and Riverside County.

Pechanga offers thousands of slot machines, table games, poker, restaurants, bars, live entertainment, and hotel rooms. The property also includes a spa, golf course, and large event center. Its mix of gaming and resort amenities makes it one of the most complete casino destinations in the U.S.

Why Las Vegas Is Not at the Top

Many people expect Las Vegas casinos to dominate this list, but most Vegas properties have smaller gaming floors than the largest tribal casinos. For example, Wynn Las Vegas has about 191,424 square feet of gaming space, while MGM Grand has about 156,524 square feet. These are large casinos, but they do not reach the size of WinStar, Mohegan Sun, or Foxwoods.

Las Vegas resorts often focus on hotels, shows, nightlife, conventions, and luxury experiences in addition to gambling. Tribal casinos, especially in Oklahoma and California, often build very large gaming floors to serve nearby markets. This is why the biggest casinos in the U.S. are not always in Nevada.

Quick Ranking of the Biggest Casinos

Final Thoughts

The biggest casinos in the United States show how large and diverse the gaming industry has become. WinStar World Casino and Resort is clearly the leader, but Mohegan Sun, Foxwoods, Yaamava’, and Thunder Valley are also major players. These casinos offer much more than gambling, including hotels, dining, shows, and entertainment.

For travelers looking for the largest gaming floors, Oklahoma and Connecticut are the top destinations. For visitors who want a full resort experience, places like Choctaw Durant, Seminole Hard Rock Tampa, and Pechanga offer strong options. No matter which casino you choose, the biggest properties in the U.S. offer far more than just slot machines and table games.

Explore now the complete list of the top 10 biggest casinos in the world. These places aren’t just casinos

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