How Does Over/Under Betting Work?
Over/under betting in Illinois focuses on the total points, runs, or goals scored by both teams in a game, rather than who wins. Sportsbooks set a benchmark number, and you decide if the actual combined score will be over or under that line. For example, in a Bears vs. Packers NFL game, the total might be set at 44.5 points. Betting the over means you expect 45 points or more; betting the under means you predict 44 points or fewer.
In Illinois, odds for totals bets typically hover around -110, meaning a $110 wager wins $100 if successful. However, odds can shift based on factors like team injuries or betting trends. For instance, a high-scoring NBA game between the Bulls and Knicks might see a total of 220.5, with odds adjusting if bettors heavily favor the over.
This bet type is available across major sports like football, basketball, baseball, and hockey, as well as niche markets like soccer or MMA, offered by Illinois betting apps such as DraftKings and FanDuel.
How to Read Over/Under Odds
Understanding over/under odds is key to making informed bets in Illinois. Here’s a sample of what you might see for a Blackhawks vs. Blues NHL game on BetMGM:
- Over 5.5 Goals: -115
- Under 5.5 Goals: -105
The number 5.5 is the total set by the sportsbook. Betting the over at -115 means you’d need to wager $115 to win $100 if the teams combine for 6 or more goals. Betting the under at -105 requires a $105 bet to win $100 if the total is 5 goals or fewer. The half-point (0.5) ensures there’s no tie, making the outcome clear.
Odds can vary across sportsbooks like Caesars Sportsbook or FanDuel, so it’s wise to compare lines. For example, DraftKings might offer the same game at Over 5.5 (-110) and Under 5.5 (-110), giving slightly better value. Always check for promotions, as Illinois sportsbook promos often boost odds for local teams like the Cubs or White Sox.
How to Place an Over/Under Bet in Illinois
Placing an over/under bet in Illinois is straightforward, whether you’re using a mobile app or visiting a retail sportsbook like the one at Wrigley Field. Follow these steps:
- Choose a Licensed Sportsbook: Sign up with a reputable sportsbook like BetRivers, FanDuel, or DraftKings Sporsbook Illinois. Ensure you’re 21+ and within state lines, as geolocation verifies your location.
- Deposit Funds: Add money to your account using methods like PayPal, credit/debit cards, or bank transfers.
- Navigate to Your Game: Find the sport and game you want to bet on, such as a Cubs vs. Cardinals MLB game. Totals are usually listed alongside moneyline and spread bets.
- Select Over or Under: Click the over or under option for the total. For example, a total of 8.5 runs might show Over 8.5 (-110) or Under 8.5 (-110).
- Enter Your Wager: Input your bet amount in the bet slip, confirm the odds, and submit. A $50 bet on Over 8.5 at -110 would return $95.45 ($50 stake + $45.45 profit) if successful.
- Track Your Bet: Watch the game live or follow updates on the app. If the Cubs and Cardinals combine for 9 runs or more, your over bet wins.
Retail options like FanDuel Sportsbook IL at Par-A-Dice Casino also allow in-person totals bets for those who prefer a hands-on experience.
Over/Under Betting Tips for Illinois Bettors
To boost your success with over/under bets in Illinois, consider these strategies tailored to the local market:
- Study Team Trends: Analyze scoring patterns for Illinois teams. For example, the Bulls’ fast-paced style often leads to high-scoring NBA games, favoring the over, while the Bears’ defensive approach might lean toward unders in NFL matchups.
- Check Weather for Outdoor Games: For Cubs or White Sox games at Wrigley Field or Guaranteed Rate Field, wind direction can impact run totals. Strong winds blowing out favor overs; winds blowing in suggest unders.
- Monitor Injuries: Key players like a Blackhawks scorer or a Bears quarterback can sway totals. If a star is out, totals may drop, affecting your bet choice.
- Shop for the Best Line: Illinois has multiple sportsbooks like Fanatics and Caesars Sportsbook Illinois. A total of 47.5 on one might be 47.0 on another, giving you a better chance at value.
- Leverage Live Betting: Sportsbooks offer in-play over/under bets. If a Bulls game starts slowly, you might find a lower total mid-game, ideal for betting the over if you expect a comeback.
Avoid chasing losses, and stick to a budget, as Illinois’ competitive market offers plenty of betting opportunities daily.
Over/Under Betting by Sport in Illinois
Totals betting varies by sport, and Illinois’ diverse sports scene provides ample options. Here’s how over/under bets apply to popular sports:
- NFL (Chicago Bears): NFL totals typically range from 35 to 50 points. A Bears vs. Vikings game might have a total of 43.5, with bettors weighing defensive strength vs. offensive output. Heavy betting on the over could push the line to 44.5.
- NBA (Chicago Bulls): NBA games often have high totals, like 215 to 230 points, due to fast-paced play. A Bulls vs. Heat matchup might see a total of 218.5, influenced by recent scoring trends.
- MLB (Cubs/White Sox): Baseball totals focus on runs, usually 7 to 10. A Cubs vs. Brewers game at Wrigley might have a total of 8.5, with pitchers’ ERAs and ballpark factors playing a role.
- NHL (Chicago Blackhawks): Hockey totals are lower, often 5.5 to 6.5 goals. A Blackhawks vs. Predators game could have a total of 6.0, with goaltender performance being critical.
- College Sports: Illinois allows in-person betting on in-state teams like the Fighting Illini. A football game vs. Purdue might have a total of 51.5 at a retail sportsbook like DraftKings at Casino Queen.
Each sport’s scoring pace and game dynamics shape the totals, so research is key.
Illinois Over/Under Betting FAQs
Yes, over/under betting is legal in Illinois at licensed online sportsbooks like FanDuel, DraftKings, and BetMGM IL, as well as retail locations like Rivers Casino. You must be 21+ and within state lines to bet.
You can bet over/under on college sports, but bets on in-state teams like the Illinois Fighting Illini are restricted to in-person wagers at retail sportsbooks. Online totals bets are allowed for out-of-state college games.
Sportsbooks offer over/under bets on major sports like NFL, NBA, MLB, NHL, and soccer, plus niche markets like MMA, golf, and esports. Popular teams include the Bears, Bulls, Cubs, and Blackhawks.
No, odds vary slightly across sportsbooks. For example, Fanatics Sportsbook Illinois might list a Bears game total at 42.5 (-110), while BetRivers offers 43.0 (-108). Comparing lines helps you find the best value.
Yes, you can combine over/under bets with other wager types in parlays or same-game parlays on sportsbooks like FanDuel or DraftKings, potentially increasing your payout.
Author

Blake Weishaar is a content strategist and fact-checker for IllinoisBet.com. He's been at the forefront of the gaming industry for close to a decade, including the rapid expansion of sports betting with the repeal of PASPA in 2018. You can rest assured that Blake will provide the most up-to-date and accurate information on Illinois' sports betting market.