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Best Illinois Sportsbook Promos for December 2025
There is over $8,950 in bonuses available to claim with the current Illinois sportsbook promos.
Below, we've filtered through each of the new-user sportsbook promos from BetMGM, Caesars Sportsbook, FanDuel, and other top Illinois sports betting websites.
| Sportsbook | Welcome Bonus | Promo Code |
|---|---|---|
 |
Up to $1,500 in Bonus Bets
Bonus Bets expire in seven days. One new customer offer only. Must be 21+ to participate. Select US states only. Visit BetMGM.com for T&Cs.
|
SI1500 |
 |
Bet $1, Double Your Winnings on Next 20 Bets
New users only. Must register using eligible promo code. Min. qualifying bet amount: $1. Tokens max. bet amount: $25 per token. Tokens bet max. add'l winnings: $2,500 per token. Token(s) expire 14 days after receipt. Select US states only.
|
SICZR20X |
 |
Bet $5, Get $150 in Bonus Bets if You Win
21+ (18+ D.C.) Opt in req. First online real money wager only. $5 first deposit required. Bonus issued as nonwithdrawable bonus bets which expire 7 days after receipt. Restrictions apply. Select US states only. See terms at sportsbook.fanduel.com.
|
No code required |
 |
Bet $5, Get $200 in Bonus Bets if Your Bet Wins
Max. $200 issued as 8 $25 Bonus Bets if you win your first $5 wager. Bonus Bets expire in 7 days (168 hours), are single-use and non-withdrawable. Stake removed from payout.
|
No code required |
Bonus Bets expire in seven days. One new customer offer only. Must be 21+ to participate. Select US states only. Visit BetMGM.com for T&Cs.
Top Features
- Deep coverage of 26 sports
- Excellent rewards program
- Exclusive NFL betting markets
New users only. Must register using eligible promo code. Min. qualifying bet amount: $1. Tokens max. bet amount: $25 per token. Tokens bet max. add'l winnings: $2,500 per token. Token(s) expire 14 days after receipt. Select US states only.
Top Features
- Best rewards program
- Live streaming of NFL games
- White glove customer support
21+ (18+ D.C.) Opt in req. First online real money wager only. $5 first deposit required. Bonus issued as nonwithdrawable bonus bets which expire 7 days after receipt. Restrictions apply. Select US states only. See terms at sportsbook.fanduel.com.
Top Features
- Best user experience
- Best for live betting
- Excellent welcome bonus
Max. $200 issued as 8 $25 Bonus Bets if you win your first $5 wager. Bonus Bets expire in 7 days (168 hours), are single-use and non-withdrawable. Stake removed from payout.
Top Features
- First-class mobile experience
- Daily sportsbook promos
- Early props odds
Illinois sports betting promos
Check out the table below to familiarize yourself with the best Illinois sportsbook promos from the top legal sports betting sites:
| Sportsbook | Welcome bonus | Promo code |
|---|---|---|
| BetMGM | Up to $1,500 in bonus bets | SI1500 |
| Caesars Sportsbook | Bet $1, double your winnings on next 20 bets | SICZR20X |
| FanDuel | Bet $5, get $150 in bonus bets if you win | Claim $150 without code |
| DraftKings | Bet $5, get $200 in bonus bets if you win | Claim $200 bonus and $1,000 deposit match |
| Fanatics Sportsbook | Up to $100 back in FanCash if your football bet loses | No code required |
| bet365 | Bet $5, get $150 win or lose or $1,000 First Bet Safety Net | No code required |
| Hard Rock Bet | Bet $5, get $150 in bonus bets | No code required |
| BetRivers | $500 second chance bet | No code required |
| theScore Bet | Bet $10, Get $100 in Bonus Bets If You Win | No code required |
Top 4 Illinois sportsbook promotions
Promos play a big part in how we rate each sportsbook. We've looked long and hard at each welcome offer in the Prairie State and identified four options that should work for all types of sports bettors.
1. BetMGM Sportsbook Illinois promo: Biggest welcome bonus
Bonus Bets expire in seven days. One new customer offer only. Must be 21+ to participate. Select US states only. Visit BetMGM.com for T&Cs.
Illinois sports betting fans can use our BetMGM bonus code SI1500 and unlock a first bet offer worth up to $1,500 in bonus bets. If your initial wager doesnโt hit, BetMGM will refund the full amount in bonus bets, giving you a second chance to win.
Whether you take a conservative approach or aim for a big payout on a longshot, this promo gives you room to explore one of the top NFL betting sites confidently.
Before you claim the offer, review these important terms and conditions:
- You must be a new user and at least 21 years old.
- A minimum deposit of $10 is required.
- Bonus bets expire seven days after they are issued.
- For bets of $50 or less, youโll receive one bonus bet equal to your wager amount.
- For bets over $50, youโll receive five bonus bets, each worth 20% of your initial wager.
- This BetMGM bonus code offer is valid until Feb. 9, 2026.
BetMGM welcome bonus highlights
| ๐ Bonus code | SI1500 |
| ๐ Welcome bonus | Up to $1,500 in bonus bets |
| โ๏ธ Terms and conditions | Offer availability varies by state. Bonus Bets expire in seven days. One new customer offer only. Must be 21+ to participate. Select US states only. Visit BetMGM.com for T&Cs. |
| ๐ฅ Top feature | Best sports coverage |
| ๐ข Same-game parlays | Yes |
| ๐ท๏ธ Ongoing promotions | Daily |
| ๐ฆ Minimum deposit | $10 |
| ๐ธ Payout speed | Within 24 hours |
| ๐บ๐ธ BetMGM legal states | AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, MS, NC, NJ, NV, NY, OH, PA, TN, VA, WV, WY |
| Pros | Cons |
|---|---|
| โ Large welcome bonus | โ Not great flexibility for bonus bets |
| โ No minimum odds requirement | โ Must lose first bet to get welcome bonus |
| โ Bonus bets released within 24 hours | โ Must bet $1,500 to unlock the full bonus |
Check out our full BetMGM review to learn more about everything BetMGM has to offer in 2025, including one of the top sportsbook referral bonuses.
2. Caesars Sportsbook Illinois promo: Best bonus for profit boosts
New users only. Must register using eligible promo code. Min. qualifying bet amount: $1. Tokens max. bet amount: $25 per token. Tokens bet max. add'l winnings: $2,500 per token. Token(s) expire 14 days after receipt. Select US states only.
New bettors testing out Illinois sportsbooks can unlock a valuable welcome offer by using our Caesars Sportsbook promo code SICZR20X and get in on one of the best NBA betting sites.
All you need to do is deposit $10 and place a $1 wager to receive 20 100% profit boost tokens, each one doubling your potential payout on eligible bets. This offer is a great way to add value to your early bets and explore Caesars' expansive sports betting markets with extra upside.
Before claiming this Caesars Sportsbook Illinois promotion, review the key terms and conditions:
- To qualify, you must be a new user and at least 21 years old.
- A minimum deposit of $10 and a $1 wager are required.
- Each token provides a 100% profit boost on eligible bets, with a maximum stake of $25.
- Your first wager must be on odds of -10000 or longer; You can earn a maximum of $2,500 in additional winnings with each profit boost token.
- Profit boost tokens expire 14 days after being issued.
- This Caesars promo is valid until Dec. 16, 2025.
Caesars Sportsbook welcome bonus highlights
| ๐ Bonus code | SICZR20X |
| ๐ Welcome bonus | Bet $1, double your winnings on next 20 bets |
| โ๏ธ Terms and conditions | New users only. Must register using eligible promo code. Min. qualifying bet amount: $1. Tokens max. bet amount: $25 per token. Tokens bet max. add'l winnings: $2,500 per token. Token(s) expire 14 days after receipt. Select US states only. |
| ๐ฅ Top feature | Best rewards program |
| ๐ข Same-game parlays | Yes |
| ๐ท๏ธ Ongoing promotions | Daily |
| ๐ฆ Minimum deposit | $10 |
| ๐ธ Payout speed | Within 24 hours |
| ๐บ๐ธ Caesars Sportsbook legal states | AZ, CO, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, MS, NC, NJ, NV, NY, OH, PA, TN, VA, WV, WY |
| Pros | Cons |
|---|---|
| โ 14 days to use welcome bonus | โ No bonus bets in welcome bonus |
| โ Welcome bonus is unique from other sportsbooks | โ Maximum $2,500 win per profit boost |
| โ Requires just a $1 wager | โ Hard to fully unlock welcome bonus benefits |
Check out our full Caesars Sportsbook review for a complete rundown on one of the top prop betting sites.
3. FanDuel Sportsbook Illinois promo: Best bonus for casual bettors
21+ (18+ D.C.) Opt in req. First online real money wager only. $5 first deposit required. Bonus issued as nonwithdrawable bonus bets which expire 7 days after receipt. Restrictions apply. Select US states only. See terms at sportsbook.fanduel.com.
Sign up with FanDuel and place a $5 wager for a chance at $150 in bonus bets. The offer is a great way to get started with Illinois sportsbooks, but it comes with a small catch โ you have to win your first bet.
Before you sign up with one of the top Illinois college football betting sites, here are a few key terms to know:
- You must claim this promo on the FanDuel app, be a new user and, at least 21.
- You do not need to enter a FanDuel promo code to claim this offer.
- A minimum deposit and wager of $5 is required.
- You must download the FanDuel Sportsbook app to claim this sign-up offer.
- There are no odds restrictions tied to the initial $5 wager.
- Bonus bets expire in seven days.
- This FanDuel promo is available until Dec. 15, 2025.
- You can also choose the $2,500 No Sweat Bet welcome offer. Deposit and wager $500 or more, and if your first bet loses, FanDuel refunds the full amount in bonus bets up to $2,500. Offer runs through Dec. 31, 2025.
FanDuel welcome bonus highlights
| ๐ Welcome bonus | Bet $5, get $150 in bonus bets if you win |
| โ๏ธ Terms and conditions | 21+ (18+ D.C.) Opt in req. First online real money wager only. $5 first deposit required. Bonus issued as nonwithdrawable bonus bets which expire 7 days after receipt. Restrictions apply. Select US states only. See terms at sportsbook.fanduel.com. |
| ๐ฅ Top feature | Best user experience |
| ๐ข Same-game parlays | Yes |
| ๐ท๏ธ Ongoing promotions | Daily |
| ๐ฆ Minimum deposit | $5 |
| ๐ธ Payout speed | Within 24 hours |
| ๐บ๐ธ FanDuel legal states | AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, MI, NC, NJ, NY, OH, PA, TN, VT, VA, WV, WY |
| Pros | Cons |
|---|---|
| โ Low entry requirement | โ Must win your first bet |
| โ No minimum odds requirement | |
| โ Bonus can be split across multiple bets |
Check out our FanDuel review for an in-depth look at one of the fastest payout sportsbooks in Illinois.
4. DraftKings Sportsbook Illinois promo: Best guaranteed bonus
Max. $200 issued as 8 $25 Bonus Bets if you win your first $5 wager. Bonus Bets expire in 7 days (168 hours), are single-use and non-withdrawable. Stake removed from payout.
As a new DraftKings Illinois user, you have two offers available to you:
Bet $5, get $200 in bonus bets if you win
Claiming our top sports betting apps' welcome bonus is a low-commitment way to get started. Place a winning $5 wager and receive $200 in bonus bets. This DraftKings promo code offer is a straightforward way to begin exploring the platform with additional funds.
Key details to keep in mind:
- This offer is available to new users age 21 and older.
- A minimum $5 deposit and wager are required.
- Bonus bets are non-withdrawable; you retain any winnings but not the stake.
- You must apply the bonus token to your wager to activate the offer.
- The bonus token expires Jan. 11, 2026.
- The bonus is paid out as 8 $25 bonus bets.
- Bonus bets expire seven days after being credited.
- This DraftKings promo ends on Jan. 4, 2026.
Up to $1,000 deposit match
For users ready to invest more, DraftKings offers a 20% deposit match up to $1,000. This offer is designed for those planning to engage more frequently and looking to maximize their starting balance.
Important terms and conditions:
GAMBLING PROBLEM? CALL 1-800-GAMBLER, (800) 327-5050 or visit http://gamblinghelplinema.org (MA). Call 877-8-HOPENY/text HOPENY (467369) (NY).Please Gamble Responsibly. 888-789-7777/visit http://ccpg.org (CT), or visit Home (MD).21+ and present in most states. (18+ DC/KY/NH/WY). Void in ONT/OR/NH. Eligibility restrictions apply. On behalf of Boot Hill Casino & Resort (KS). Pass-thru of per wager tax may apply in IL. 21+ and present in most states. (18+ DC/KY/NH/WY). Void in ONT/OR/NH. Eligibility restrictions apply. On behalf of Boot Hill Casino & Resort (KS). Pass-thru of per wager tax may apply in IL. 1 per new customer. Must register new account to receive reward Token. Must select Token BEFORE placing min. $5 bet to receive $200 in Bonus Bets if your bet wins. Min. -500 odds req. Token and Bonus Bets are single-use and non-withdrawable. Token expires 1/11/26. Bonus Bets expire in 7 days (168 hours). Stake removed from payout. Terms: http://sportsbook.draftkings.com/promos. Ends 1/4/26 at 11:59 PM ET. Sponsored by DK.
DraftKings welcome bonus highlights
| ๐ Welcome bonus | Bet $5, get $200 in bonus bets if you win |
| โ Secondary bonus | $1,000 deposit match |
| โ๏ธ Terms and conditions | Max. $200 issued as 8 $25 Bonus Bets if you win your first $5 wager. Bonus Bets expire in 7 days (168 hours), are single-use and non-withdrawable. Stake removed from payout. |
| ๐ฅ Top feature | Best sports betting app |
| ๐ข Same-game parlays | Yes |
| ๐ท๏ธ Ongoing promotions | Daily |
| ๐ฆ Minimum deposit | $5 |
| ๐ธ Payout speed | Within 24 hours |
| ๐บ๐ธ DraftKings states | AZ, CO, CT, DC, IA, IL, IN, KS, KY, LA, MA, MD, ME, MI, NC, NH, NJ, NY, OH, OR, PA, TN, VA, VT, WV, WY |
| Pros | Cons |
|---|---|
| โ High-value bonus when combined | โ Hard to achieve the full $1K match |
| โ Low entry requirement for the offer | โ Must win first bet to receive bonus |
| โ You can bet on a -500 favorite |
Check out our full DraftKings review to get all of your information on this Illinois betting site, including why we see it as a top options among parlay betting sites.
Illinois sportsbook promos summary
Here's a brief look at the top Illinois sportsbook promos available to IL bettors in December 2025.
| ๐ฐ Total bonus amount | Up to $8.95K + 20 boosts |
| ๐ฅ Best overall welcome bonus | BetMGM |
| ๐ Best welcome bonus for casual bettors | FanDuel |
| ๐ท๏ธ Best ongoing promos | DraftKings |
| ๐ Best profit boosts | Caesars Sportsbook |
| ๐ค Best rewards program | Caesars Sportsbook |
| ๐ธ Best referral bonus | Fanatics Sportsbook |
| ๐ Best contests | DraftKings |
| ๐ IL legal betting age | 21 |
| โ๏ธ Last verified by SI | Dec. 5, 2025 |
Read our bet365 bonus code page to learn more about the IL sportsbook.
How to claim proms from Illinois sportsbooks
Getting started on your sports betting journey in Illinois is quick and easy. Here are the steps that we suggest following to take full advantage of IL sportsbook promos.
1. Pick a welcome offer
With 10 Illinois sportsbooks to choose from, there are plenty of ways for you to get started. Use this page to find the promos that suit you the best.
2. Claim your promo code
Click one of our links to access the offer and start the registration process. Some bonuses are applied automatically, while others may require a promo code. Then, download the sportsbook app from the App Store or Google Play.
3. Create a new account
You can register for a sportsbook online from the comfort of your home, anywhere in Illinois.
Registration requires users to provide personal information, such as a valid driverโs license, but it only takes a few minutes.
4. Verify your identity
You need to upload a photo of your resident ID card to verify your age and location in Illinois.
5. Deposit funds
You now have to make your initial deposit into the sportsbook(s) of your choice.
Most Illinois betting sites require a minimum deposit to claim a welcome bonus. Remember this amount to ensure you remain eligible for your new-user offer.
Illinois sportsbooks accept all the popular banking methods, including debit cards, credit cards, bank transfers, PayPal, and more.
6. Place a bet
Youโve registered, deposited money, and are now ready to place a wager. We have found that the best Illinois betting sites make it incredibly easy to track your bets and figure out the amount you stand to profit from a winning wager. Enter your wager amount, review your odds, and click 'Place Wager' to confirm.
7. Enjoy your bonus
As long as your bet qualifies for the welcome bonus, the IL sportsbook promo will be credited to your account. Many bonus bets have a quick expiration date, so keep that in mind.
Sportsbook welcome bonuses by state
Browse our state-by-state promo guides to find out which sportsbook bonuses you can claim in 2025.
Illinois sportsbook promos FAQ
Can I claim multiple Illinois sportsbook promos at the same time?
Yes, there is no limit to the number of IL sportsbook promos bettors can claim. The only requirement is that itโs your first time registering for the sportsbook. One piece of advice we can offer is that itโs a good idea to register for only one or two at a time. The promos expire as early as one week, and you donโt want to feel rushed into hasty wagers.
Who can claim an Illinois sportsbook promo?
Any qualified Illinois bettor can claim the promos at IL sportsbook apps. The only requirement beyond the necessary legal parameters is that a bettor must be registering for a sportsbook for the first time. For example, even if someone registered for a sportsbook in New Jersey, they will not be able to claim the bonus in Illinois.
There are several reasons behind a sportsbookโs decisions regarding its welcome bonus. Among them may include the timing of a big event such as the Stanley Cup Playoffs. With so many fans tuning in to large events, sportsbooks may look to capitalize on the increased interest and desire for personal investment. These events could influence the timing of promotions, the promo bonuses offered, and several other factors.
Are there any hidden fees or conditions tied to IL sportsbook bonuses?
No, there are no โhidden feesโ per se. However, bettors need to understand that certain terms and conditions can affect the value they derive from an IL sportsbook bonus. A primary one is that the bonus expires after seven days. Itโs smart to be ready to wager when you register for an app. Secondly, itโs important to remember that bettors do not receive the stake of a bonus bet, only the winnings.
Can I use IL sportsbook promos for live betting or parlays?
Generally speaking, yes. However, itโs essential to familiarize yourself with the terms and conditions of each individual IL sports betting promo, as there are fine details that are crucial to be aware of before making a qualifying wager.
