South Alabama Jaguars vs Marshall Thundering Herd: crowd vs house

College Football · Tue Oct 20, 7:30 PM ET · House take 4.1%

Crowd vs House split

House take (median book margin): 4.1%. That is the vig you pay by betting at the house. Split = crowd price minus the house's no-vig fair price.

SideCROWDHOUSE fairSplit
South Alabama Jaguars58.5%
Polymarket + Kalshi mid
58.2%
no-vig median
+0.3 pts
Marshall Thundering Herd41.5%
Polymarket + Kalshi mid
41.8%
no-vig median
-0.3 pts

Who's cheaper: South Alabama Jaguars to win

House no-vig fair: 58.2%. Cheapest after vig & fees: CROWDPolymarket by 0.5¢ per $1 payout vs HOUSECaesars.

VenueQuotedAll-in cost / $1Notes
CROWDPolymarket open59.0¢ + 0.73¢ fee59.7¢
-148
spread 1¢, $83 at ask
HOUSECaesars-152 (1.66)60.2¢
-152
CROWDKalshi open59¢ + 1.69¢ fee60.7¢
-154
spread 1¢, $3,412 at ask

Who's cheaper: Marshall Thundering Herd to win

House no-vig fair: 41.8%. Cheapest after vig & fees: HOUSEBetRivers by 1.1¢ per $1 payout vs CROWDPolymarket.

VenueQuotedAll-in cost / $1Notes
HOUSEBetRivers+140 (2.40)41.7¢
+140
CROWDPolymarket open42.0¢ + 0.73¢ fee42.7¢
+134
spread 1¢, $5,060 at ask
CROWDKalshi open42¢ + 1.71¢ fee43.7¢
+129
spread 1¢, $65,058 at ask

House moneylines

BookJaguarsHerdHouse take
HOUSEBetMGM-154+1304.1%
HOUSEBetRivers-179+1405.8%
HOUSECaesars-152+1293.9%
HOUSEDraftKings-161+1364.1%
HOUSEFanDuel-154+1284.5%
HOUSEFanatics-154+1304.1%

All-in cost = what you pay for a contract/bet that returns $1 if it wins, after Kalshi or Polymarket taker fees (the vig is already inside sportsbook prices). Lower is better. How we calculate this.

Last updated: Oct 20, 2026 1:20 AM ET. Prices move constantly; always check the live price at the venue.