Best Horse Racing Betting Sites & Apps in 2025

Horse Racing is one of the most popular sports to bet on, especially the Kentucky Derby, Preakness Stakes, Belmont Stakes and other events throughout the summer. Now that we’ve arrived at the start of the Triple Crown, as the 2025 Preakness Stakes takes place on Saturday, May 17, you’ll want to sign up for a new account at a racebook. In order to better understand betting on horse racing, you first need to know which horse racebooks are available on the market.

This article will outline some of the best horse racing betting sites and detail how to sign up for these sites. On top of that, we will also include some of the best ways to choose which of the horse racing betting apps to use and a welcome offer that each of these operators currently offers.

It’s worth noting that the majority of the welcome boosts in this article are for new accounts, but you can often bet on horses using these operators.

🐎 Top 5 Horse Racing Betting Sites

The table below will provide you with the five best horse racing racebooks currently available. Each of the horse racing betting sites will include their current welcome offer and our rating out of five. Only FanDuel currently has an offer for its racebook, which you can see here:

Sportsbook 🏦	Welcome Offer + Code 💲	Pickswise Rating 🏅
FanDuel	No Sweat Bet Worth up to $500	5/5
DraftKings	Bet $5, Get $300 in Bonus Bets if Your Bet Wins 👑👑👑	4.9/5
Caesars	Bet $1, Double Your Winnings For Your Next 10 Bets 🔥🔥🔥	4.8/5
bet365	Bet $5 and Get $150 in Bonus Bets Win or Lose 💰💰💰	4.7/5
BetMGM	$1,500 in First-Bet Protection 🦁🦁🦁	4.6/5

💻 Horse Racing Betting Sites

Per the table above, there are five horse racing betting sites to consider, but FanDuel is the best because of their racing-specific welcome boost. Below, we will further detail these horse racing racebooks and provide further details for their welcome offers. You’ll want to join a few of these racebooks before the 2025 Preakness Stakes gets underway.

#1 FanDuel Horse Racing

FanDuel is number one on our list of the best horse racing betting sites because they have horse racebooks separate from their normal sportsbook. This allows you to exclusively bet on any horse races that take place.

🎁 FanDuel welcome offer 

So long as you 🔗 use this link 🔗 to join FanDuel, you can earn a No Sweat First Bet worth up to $500 to use on any race this season. So long as you use our links to join, you won’t even need to enter a promo code.

After signing up for a new account, make a qualifying deposit, and find a race to bet on. Then, risk up to $500 on any betting selection at the Preakness Stakes, Belmont Stakes or any other race involving your favorite horses. If you lose, you’ll receive a racing credit equal to your initial stake and worth up to $500.

Why you should bet with FanDuel

Some of the reasons to bet with FanDuel include the following:

• Separate racebook for horse racing
• Same Game Parlays
• Daily Fantasy Contests

📍 What states is FanDuel available in?

You can use FanDuel Sportsbook in any of these states:

• Arizona, Colorado, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Tennessee, Vermont, Virginia, West Virginia or Wyoming

However, the FanDuel Racebook welcome bonus is only available in these states:

• Arkansas, Arizona, California, Colorado, Delaware, Florida, Idaho, Illinois, Indiana, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, Montana, North Dakota, New Hampshire, New Mexico, New York, Ohio, Oregon, Pennsylvania, Rhode Island, South Dakota, Virginia, Washington, West Virginia or Wyoming

#2 DraftKings Horse Racing

DraftKings is one of the best horse racing racebooks because of their market variety, even if you can only claim their latest sportsbook welcome boost. You can CLICK HERE 👈🏼 to claim your sportsbook sign-up bonus now. They currently do not have any racebook offers, but stay tuned on their sportsbook to win the latest horse racing sign-up offer.

🎁 DraftKings Welcome Offer

New members who sign up for an account with DraftKings Sportsbook can claim $300 in bonus bets from just a $5 first bet. There are no odds restrictions tied to your qualifying wager, so I'd recommend backing a big favorite. If your wager wins, you'll receive 12 $25 bonus bets instantly. You don't even need a DraftKings promo code. After signing up for a new account and depositing $5+, you can wager $5 or more on any betting market for the chance to secure a $300 welcome boost.

Why you should bet with DraftKings

Included are reasons to bet at DraftKings:

• Market Variety
• Betting Pools
• Referral Program

📍 What states is DraftKings available in?

The states where you can bet on DraftKings Sportsbook include:

• Arizona, Colorado, Iowa, Illinois, Indiana, Kansas, Kentucky, Massachusetts, Maryland, Michigan, New Jersey, North Carolina, Ohio, Pennsylvania, Vermont, Virginia, Washington DC, West Virginia or Wyoming

#3 Caesars Horse Racing

Another one of the best horse racing betting sites you can use is Caesars. Like DraftKings, we only have a welcome offer for Caesars Sportsbook. They offer existing customers a $100+ welcome boost so long as they ⚡️ activate a new Caesars account ⚡️ using the Caesars promo code EVGPC1000. While you can’t claim a racebook welcome offer, Caesars will notify you on your sportsbook account if anything new arises.

🎁 Caesars Welcome Offer

New users registering an account with Caesars can double their winnings on their first 10 bets. Place a first bet of just $1 and your next 10 bets will earn double the winnings.

Why you should bet with Caesars

Below are reasons why betting with Caesars in recommended:

• Rewards Program
• Odds Boosts on select markets
• Unique bet types

📍 What states is Caesars available in?

The states below are where you can bet with Caesars:

• Arizona, Colorado, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, New Jersey, New York, North Carolina, Ohio, Pennsylvania, Tennessee, Virginia, Washington DC, West Virginia or Wyoming

#4 bet365 Horse Racing

The ability to live stream your bets makes bet365 Racebook one of the better horse racing betting sites. However, we have information about the latest bet365 Sportsbook, which you can claim as soon as you ☄️ create your new account ☄️ today. Like DK and Caesars, you can place sports wagers on bet365 Sportsbook while waiting for a racebook sign-up offer to arrive.

🎁 bet365 Welcome Offer

New Bet365 customers can claim $150 in bonus bets from just a $5 first bet. Place a first bet of $5 or more and regardless of whether it wins or loses you get $100 in bonus bets.

Why you should bet with bet365

You should bet with bet365 for the following features: 

• Live streaming options
• Best welcome offer
• Global availability

📍 What states is bet365 available in?

Use the list below to determine where bet365 operates in the United States:

• Arizona, Colorado, Illinois, Indiana, Iowa, Kentucky, Louisiana, North Carolina, New Jersey, Ohio, Pennsylvania, Tennessee and Virginia

#5 BetMGM Horse Racing

BetMGM is a great sportsbook to use because of its live betting markets that update by the minute. You can’t claim a new-user horse racing promotion from BetMGM, but you can 🌟 join BetMGM Sportsbook 🌟 to earn a unique welcome bonus. Stay tuned to BetMGM Sportsbook for any new racebook welcome boosts, especially with the Preakness Stakes quickly approaching.

🎁 BetMGM Welcome Offer

BetMGM Sportsbook's new-user promotion gives a $1,500 worth of first-bet protection. Make a first bet up to $1,500, and if that bet loses, you'll get it back in bonus bets.

Why you should bet with BetMGM

Included are reasons why you should open an account with BetMGM Sportsbook:

• Live betting markets
• Frequent existing customer promotions

📍 What states is BetMGM available in?

BetMGM Sportsbook and the welcome bonus are available in the following states:

• Arizona, Colorado, Iowa, Illinois, Indiana, Kansas, Kentucky, Louisiana, Massachusetts, Maryland, Michigan, Missouri, North Carolina, New Jersey, New York, Ohio,  Pennsylvania, Tennessee, Virginia, Washington DC, West Virginia or Wyoming

🔢 How We Rate Horse Racing Racebooks

Our ratings for the best horse racing betting sites include comparing the market variety, welcome offers, and state availability. Each of these factors is important and can help you find the horse racing betting apps that work for you. 

✍🏼 How to Sign Up With a Horse Racing Racebook Online

Registering for one of the horse racing betting sites is an easy process, and below we have explained the steps you will need to take:

1. Pick one of the horse racing sites
2. Go to the homepage on that racebook
3. Click “Sign Up”
4. Enter your personal information and upload any documents that are required
5. Confirm your account
6. Read more on how to bet on horse racing

🤔 How to Choose a Racebook for Horse Racing?

There are many ways to decide which of the best horse racing betting sites are best suited for you. This includes the variety of markets they offer, the features they offer, and the welcome bonus available.

I believe that welcome offers should be considered the biggest factor when choosing which of the horse racebooks to use. By claiming a unique welcome offer, you can receive bonus bets guaranteed, which will allow you to bet on the horse racing betting site without worrying about the result of your bet.

Alternatively, claiming a bonus that offers first-bet insurance will give you the option of making a bet on bigger odds, which horse racing tends to offer. In this case, if your bet loses, you will then earn bonus bets to use on other markets. 

🏆 Which Horse Racing Betting Site Provides the Best Odds?

One of the horse racing betting sites with the best odds is FanDuel. Their horse racing odds are above the rest when looking for value on any given Horse Race that takes place, and you can ☀️ join FanDuel today ☀️ in just a few minutes.

⚖️ Are these Horse Racing Racebooks Legal and Legit?

Yes, all of the horse racing betting sites featured in the article are legal in the United States. However, the list of states where betting on horse racing is allowed differs from the list of states where you can bet on sports. Here is every state where horse racing betting is legal:

• Arkansas
• Arizona
• California
• Colorado
• Deleware
• Florida
• Idaho
• Illinois
• Indiana
• Kentucky
• Louisiana
• Massachusetts
• Maryland
• Michigan
• Minnesota
• Montana
• North Dakota
• New Hampshire
• New Mexico
• New York
• Ohio
• Oregon
• Pennslyvania
• Rhode Island
• South Dakota
• Virginia
• Washington
• West Virginia
• Wyoming

Keep in mind that not all of the best horse racing betting sites are available in all of these states. Check with all of our best horse racing betting apps to determine which of these horse racing betting sites are available in the state where you are located.

In addition to the horse racing racebooks being available in nearly half of the United States, it is also worth noting that all of these horse racing betting sites offer some of the best security. This will ensure that all of your personal information will always be safe.