![](https://bookmakers-illinois.com/wp-content/uploads/2021/12/4-4.jpg)
IL bettors get one of the most generous betting offers: up to $300 risk-free bet when placing their first wager with the exclusive William Hill bonus code Illinois (now Caesars Sportsbook). According to the terms and conditions, the sign-up bonus is only for existing customers 21+ who have just joined.