Parlay Expected Value (EV) Calculator
Build a parlay and see the hit probability, fair odds, and expected value (EV) from our probabilities. Plug in the sportsbook's odds and we'll tell you whether that bet is +EV or −EV from our point of view. It's a free tool.
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Parlay hit probability
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Fair odds (1/p)
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Expected value (EV)
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※ Parlay probability assumes each leg is independent (correlated games introduce error). Our probabilities are derived transparently from structured factors and do not guarantee a win.
D.C. United @ Houston Dynamo FC
St. Louis Cardinals @ Los Angeles Angels
Chicago White Sox @ Texas Rangers
San Diego FC @ Colorado Rapids
Toronto FC @ New England Revolution
CF Montréal @ Nashville SC
Atlanta United FC @ Charlotte FC
Orlando City SC @ San Jose Earthquakes
San Francisco Giants @ Kansas City Royals
Phoenix Mercury @ Los Angeles Sparks
Detroit Tigers @ Chicago Cubs
St. Louis CITY SC @ LA Galaxy
Chicago Fire FC @ Inter Miami CF
Real Salt Lake @ LAFC
FC Dallas @ Portland Timbers
Minnesota Twins @ Cleveland Guardians
Cincinnati Reds @ Seattle Mariners
New York City FC @ Columbus Crew
Pittsburgh Pirates @ New York Yankees
Minnesota United FC @ Sporting Kansas City
Tampa Bay Rays @ Toronto Blue Jays
Chicago Sky @ New York Liberty
Dallas Wings @ Portland Fire
Baltimore Orioles @ Boston Red Sox
Los Angeles Dodgers @ Philadelphia Phillies
Miami Marlins @ Houston Astros
Washington Nationals @ Colorado Rockies
Las Vegas Aces @ Washington Mystics
Red Bull New York @ Philadelphia Union
Seattle Sounders FC @ Austin FC
Athletics @ Arizona Diamondbacks
Vancouver Whitecaps @ FC Cincinnati
New York Mets @ Milwaukee Brewers
Connecticut Sun @ Indiana Fever
San Diego Padres @ Atlanta Braves
Minnesota Lynx @ Seattle Storm