Top 15 Biggest Horse Races

Each year, the world’s greatest horse races attract billions of dollars in wagers from casual punters and seasoned bettors alike. These prestigious horse racing events are renowned for their high stakes and global appeal, standing out as some of the most iconic and recognized races in the world.

Each event attracts a diverse audience from across the globe, including casual fans, seasoned bettors, and even royalty. The Grand National, for example, is one of the most famous horse races in the world, viewed annually by over 600 million people. From the Grand National’s national obsession in the UK to Japan’s fan-voted Arima Kinen, betting turnover reflects not only sporting appeal but also cultural scale.

Below, we profile the 15 races that generate the most betting action globally, including estimated turnover figures, prize money, and some fun facts.

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An image from the spectators angle of watching a horse race similar to the Grand National

Grand National,
Kentucky Derby, Arima Kinen, Melbourne Cup & Breeders’ Cup Classic

1. Grand National: Aintree, Liverpool (UK)

· Overview: The Grand National, held each April at the iconic Aintree Racecourse near Liverpool, is Britain’s most-bet race, combining tradition and chaos with global appeal. This high-stakes event features a four-and-a-half-mile course with 30 fences, including the notorious Becher's Brook, making it a true test for both horses and riders. The Grand National is renowned for its unpredictable nature and is often a contentious subject within the equine industry due to the risk of injury. With a total prize money of £1 million and over 600 million viewers tuning in annually, it stands as one of the highest achievements in horse racing.

· Estimated Betting: £150m–£250m on the race in 2025.

· Prize Money: £1m total (winner: £500,000).

Fun Fact: 101,000+ bets per minute were recorded during the run-up to the 2024 race.

2. Kentucky Derby: Churchill Downs (USA)

· Overview: America’s most-wagered horse race and the ‘most exciting two minutes in sports’.

· Estimated Betting: $234.4m on the race, $349m on Derby Day, $473.9m Derby Week (2025).

· Prize Money: $5m purse (winner: $3.1m).

· Fun Fact: Japan’s involvement and coming led pools boosted international liquidity.

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3. Arima Kinen: Nakayama (Japan)

· Overview: A fan-voted ‘All-Star’ race and the world’s single most-bet horse race.

· Estimated Betting: ¥54.6bn ($383m, 2023); reports suggest $500m+ in 2024.

· Prize Money: ¥1.08bn (winner ¥500m).

· Fun Fact: Fans vote for the runners each year, creating an emotional nationwide spectacle.

4. Melbourne Cup: Flemington (Australia)

· Overview: ‘The race that stops a nation’, Australia’s biggest gambling day of the year.

· Estimated Betting: A$223.8m on the race; A$724.1m across the Carnival (2021 benchmark).

· Prize Money: A$8m purse (winner A$4.4m).

· Fun Fact: Even non-punters bet in office sweeps; 80%+ of adults place a wager.

5. Breeders’ Cup Classic (World Championships): USA

· Overview: The flagship of a two-day global festival attracting elite horses from Europe, Japan & US.

· Estimated Betting: $203.7m (two-day 2024 meeting).

· Prize Money: $6m (Classic race).

· Fun Fact: Breeders’ Cup was the first major US meeting to pioneer commingled international pools.

Prix de l’Arc de Triomphe, Hong Kong Cup, Epsom Derby, The Everest & Belmont Stakes

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6. Prix de l’Arc de Triomphe: Paris Long champ (France)

· Overview: Europe’s richest turf race and PMU betting giant.

· Estimated Betting: €39.2m PMU turnover on Arc Day (2024).

· Prize Money: €5m purse (winner €2.85m).

· Fun Fact: The Arc’s timing bridges European and Asian betting windows.

7. Hong Kong Cup (HKIR): Sha Tin (Hong Kong)

· Overview: Part of the Hong Kong International Races, drawing global attention via World Pool.

· Estimated Betting: US$60.9m commingled international handle (2024 HKIR card).

· Prize Money: HK$36m total (Cup HK$34m).

· Fun Fact: HKIR day turnover is among the top five annual global betting events.

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8. Epsom Derby: Epsom Downs (UK)

· Overview: The Epsom Derby, run at Epsom Downs in June each year, is one of the oldest major horse races, first held in 1780. It is renowned as the ultimate test for three-year-old Thoroughbreds, with its challenging one and a half mile course featuring the famous Tattenham Corner. The Derby is known for its intense competition and high stakes, offering a prize pot of £1.5 million, making it one of the richest horse races in the world. Steeped in tradition, the event is as much about social customs as it is about racing. A strict dress code is enforced in the Queen Elizabeth II Stand, requiring men to wear black or grey morning dress with a top hat, while smart attire is encouraged for guests elsewhere. This is the UK’s premier flat race; as well as a World Pool staple.

· Estimated Betting: £5.5m World Pool on the race (2025).

· Prize Money: £1.5m total (winner £850,000).

· Fun Fact: The race dates to 1780 and inspired countless ‘Derby’ events worldwide.

9. The Everest: Royal Randwick (Australia)

· Overview: World’s richest turf sprint and betting blockbuster.

· Estimated Betting: Record World Pool turnover (2025); HK$284.3m

· Prize Money: A $20m (winner A$7m).

· Fun Fact: Slot-holders pay A$700,000 for entry, creating 12 privately-owned starting spots.

10. Belmont Stakes: NYRA (USA)

· Overview: The 1½-mile Triple Crown decider; betting peaks during live TC bids.

· Estimated Betting: $60.9m on race; $125.7m on day (2024).

· Prize Money: $2m purse (winner $1m).

· Fun Fact: 2024 run at Saratoga; attendance and handle hit modern records.

An image from the spectator view of watching a race similar to the Kentucky Derby in the USA

An image from the spectator angle watching a horse race in Japan similar to the Arima Kinen

Preakness Stakes, Dubai World Cup, Cheltenham Gold Cup, Japan Cup & Royal Ascot

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11. Preakness Stakes: Pimlico (USA)

· Overview: Middle jewel of the US Triple Crown.

· Estimated Betting: $57.9m (2024).

· Prize Money: $2m purse.

· Fun Fact: Bet volumes jump 15–20% when a Triple Crown bid is alive.

12. Dubai World Cup: Meydan (UAE)

· Overview: World’s richest single racing night, now linked to World Pool for global bets.

· Estimated Betting: HK$472.4m (US$60.8m) combined Meydan + Randwick WP (2025).

· Prize Money: $12m Cup race; $35m night total.

· Fun Fact: Time-zone pairing with Randwick boosted global commingled liquidity.

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13. Cheltenham Gold Cup: Cheltenham (UK)

· Overview: The Cheltenham Gold Cup is the highlight of the Cheltenham Festival, held at Cheltenham Racecourse in March each year. The Cheltenham Festival is the first major British race on the calendar, featuring 28 races over four days and creating a vibrant festival atmosphere. The Gold Cup is considered the most prestigious chase on the British or Irish calendar, second only to the Grand National in prize money, and is known for its challenging course, top quality runners and riders, and high stakes. The festival also features other major races such as the Queen Mother Champion Chase. Intense competition and a good-natured rivalry between England and Ireland add to the event's cultural significance. While there is no official dress code at the Cheltenham Festival, guests are encouraged to dress sharply.

· Estimated Betting: £500m+ Festival total; Gold Cup day tops £100m in bets.

· Prize Money: Prize money: £625,000 total (winner £350,000).

· Fun Fact: Over 260,000 pints of Guinness are sold during Festival week.

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14. Japan Cup: Tokyo (Japan)

· Overview: Global turf showdown; Japan’s richest international invitational.

· Estimated Betting: Comparable to late-season G1s (~¥50bn).

· Prize Money: ¥864m total (winner ¥500m).

· Fun Fact: Overseas horses earn bonus payouts for placing in the top three.

15. Royal Ascot (QEII Jubilee Stakes / Feature Days): Ascot (UK)

· Overview: Royal Ascot, held each June at Ascot Racecourse, is one of the most prestigious horse races in the world and a highlight of the British sporting and social calendar. Founded in 1711 by Queen Anne, this royal meeting is steeped in tradition, renowned for its pageantry, royal procession, and association with British heritage. The event attracts royalty, celebrities, and racing fans from around the globe, making it a major social occasion known for high fashion and celebrity culture.

A strict dress code applies and varies by chosen enclosure: the Royal Enclosure requires men to wear grey, navy or black morning dress and a top hat; the Queen Anne Enclosure calls for a two- or three-piece suit with a collared shirt and necktie; the Village Enclosure allows separates such as a jacket and trousers or chinos, but socks must cover the ankle; and the Windsor Enclosure has no official dress code, though smart attire is strongly encouraged. Styling appointments are often recommended to ensure guests meet the standards of their enclosure.

The Gold Cup is the highlight race of the week, but the entire event offers an unforgettable experience, blending a full card of top quality thrilling racing, with a vibrant social atmosphere. Royal Ascot is celebrated for its royal procession, distinguished enclosures, and the unique blend of tradition and excitement that defines prestigious top quality horse races in the UK.

· Estimated Betting: £6.5m single-race WP record (QEII Jubilee 2023); £150m 5-day total (2025).

· Prize Money: Prize money: £10m + total across five days.

· Fun Fact: 300,000+ attendees, plus syndicate punters from 20+ nations via World Pool.

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An image from the spectator angle watching a race similar to the Prix de Arc de Triomphe in Paris

OVERVIEW

The horse racing calendar is packed with prestigious horse racing events that are key fixtures in the racing calendar, drawing attention from the entire racing world. Great Britain stands out as a major hub for elite British horse racing, hosting some of the most famous horse races such as The Grand National, Royal Ascot, and the Epsom Derby. These iconic events are celebrated for their historical significance, challenging course features, and global reputation as premier steeplechases and Flat races.

Each course, from the undulating fences of Aintree to the sweeping turns of Ascot, offers unique characteristics that add to the excitement and challenge of the sport. Horse racing is a national institution in the UK, renowned for its vibrant atmosphere, roaring crowds, and festive vibe. Racing fans flock to these events, often dressing up to be part of the social and cultural experience that defines the sport.

Horse racing’s global betting calendar proves that the sport’s popularity goes far beyond the track. From the chaos of the Grand National to Japan’s disciplined precision at the Arima Kinen, the world’s top races inspire record-breaking wagering every season. Advances in commingled pools and World Pool partnerships now make it easier than ever for fans on different continents to bet into the same markets, a true globalisation of the turf.

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