When it comes to casinos in the United States, most people think immediately of Las Vegas Strip. While Vegas certainly boasts some famous names, the largest casinos in the US are found in unexpected places like Oklahoma and Connecticut. These casino resorts go far beyond simple gaming floors, offering thousands of slot machines, high-stakes table games, luxury hotels, golf courses, spas, shopping malls, and world-class entertainment venues.
In this complete guide, we’ll explore the top 10 biggest casinos in the United States, ranked by their gaming floor size — and why they’re considered top destinations for gamblers and vacationers alike.
What Defines the Largest Casinos in America?
Before diving into the list, it’s important to understand how casinos are measured. In the gambling world, size typically refers to the square footage of the gaming floor — the area filled with slot machines, poker tables, blackjack tables, roulette wheels, and other gaming options.
Other factors that often get attention include:
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Number of slot machines
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Number of table games
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Number of hotel rooms and suites
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Entertainment venues and arenas
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Dining and nightlife options
Some of the largest tribal casinos in the US also feature golf courses, spas, water parks, and conference centers, making them massive entertainment resorts.
Top 10 Largest Casinos in the US by Gaming Floor Size
🥇 1. WinStar World Casino & Resort — Thackerville, Oklahoma
Gaming Floor Size: 400,000 sq ft
Slot Machines: 10,000+
Table Games: 100+
Why It’s Famous:
The undisputed largest casino in the US and one of the biggest globally, WinStar World Casino & Resort is a true giant. The casino is divided into eight themed gaming plazas modeled after famous global cities like London, Paris, and Rome. In addition to its enormous gaming area, it offers:
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A 3,500-seat Global Event Center
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Two hotel towers
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An 18-hole championship golf course
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Multiple restaurants and bars
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A relaxing spa and pool area
2. Mohegan Sun — Uncasville, Connecticut
Gaming Floor Size: 364,000 sq ft
Slot Machines: 6,500+
Table Games: 350+
Why Visit:
Mohegan Sun ranks as one of the biggest tribal casinos in America. It offers three distinct casinos — Casino of the Earth, Casino of the Sky, and Casino of the Wind — under one roof. Guests also enjoy:
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10,000-seat Mohegan Sun Arena for concerts and sports
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Upscale restaurants and celebrity chef dining
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Luxurious hotel accommodations
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High-limit gaming areas
3. Foxwoods Resort Casino — Mashantucket, Connecticut
Gaming Floor Size: 344,000 sq ft
Slot Machines: 3,500+
Table Games: 250+
Why Visit:
Owned by the Mashantucket Pequot Tribal Nation, Foxwoods is one of the largest and most iconic casino resorts in the Northeast. It features:
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Six casinos under one roof
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A luxury hotel and spa
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Two golf courses
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Tanger Outlets shopping mall
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An enormous poker room and bingo hall
4️⃣ Yaamava’ Resort & Casino — Highland, California
Gaming Floor Size: 300,000 sq ft
Slot Machines: 7,200+
Table Games: 150+
Why It’s Special:
Previously known as San Manuel Casino, Yaamava’ Resort & Casino is currently the largest casino in California. It features:
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A brand-new luxury hotel
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A state-of-the-art 3,000-seat theater
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High-limit gaming lounges
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World-class dining
5️⃣ Choctaw Casino & Resort — Durant, Oklahoma
Gaming Floor Size: 300,000 sq ft
Slot Machines: 7,400+
Table Games: 100+
Why Visit:
Located close to the Texas border, Choctaw Casino Resort is one of the largest casinos in Oklahoma. Highlights include:
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A luxury hotel tower
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Several pools and spas
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Bowling alley and arcade
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Poker tournaments
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Fine dining restaurants
6️⃣ Thunder Valley Casino Resort — Lincoln, California
Gaming Floor Size: 275,000 sq ft
Slot Machines: 3,500+
Table Games: 125+
A top choice for Northern California gamblers, Thunder Valley boasts:
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17-story hotel tower
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Award-winning spa
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Massive convention spaces
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Popular weekend events and concerts
7️⃣ Seminole Hard Rock Hotel & Casino — Hollywood, Florida
Gaming Floor Size: 245,000 sq ft
Slot Machines: 3,100+
Table Games: 200+
Known for its iconic guitar-shaped hotel tower, this Hard Rock property delivers:
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Multiple dining options
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A 7,000-seat entertainment venue
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Pool complex with cabanas and bars
8️⃣ Coushatta Casino Resort — Kinder, Louisiana
Gaming Floor Size: 225,000 sq ft
Slot Machines: 2,800+
Table Games: 70+
Located in Louisiana, Coushatta Casino features:
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A beautiful golf course
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Family-friendly water park
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Top-rated high-limit gaming areas
9️⃣ Pechanga Resort Casino — Temecula, California
Gaming Floor Size: 200,000 sq ft
Slot Machines: 5,400+
Table Games: 150+
Southern California’s premier casino offers:
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A 1,090-room luxury hotel
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Spa and wellness center
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Entertainment venues
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Comedy club
🔟 Resorts World Las Vegas — Las Vegas, Nevada
Gaming Floor Size: 117,000 sq ft
Slot Machines: 1,400+
Table Games: 117+
Though not the largest, Resorts World is the newest casino on the Strip with:
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Modern hotel towers
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State-of-the-art digital gaming
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Multiple celebrity chef restaurants
📊 Fun Facts & Trivia:
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Oklahoma surprisingly holds two of the top five spots for largest US casinos.
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Connecticut casinos like Mohegan Sun and Foxwoods are among the world’s largest tribal casinos.
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Yaamava’ Resort & Casino is the biggest casino in California.
