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2025 Iowa Corn 350 Previous race results / Next race results                     Previous at this track     Post NASCAR Cup Series race number 23 of 36 Sunday, August 3, 2025 at Iowa Speedway, Newton, IA 350 laps on a 0.875 mile paved track (306.250 miles) Time of race: 3:17:47 Average speed: 92.905 mph Pole speed: 136.933 mph Cautions: 12 for 72 laps Margin of victory: 1.192 sec Attendance: n/a Lead changes: 10 Green flag passes: 2,861 (10.3 per green flag lap) (Source: NASCAR loop data) Glossary    2025 NASCAR Cup Series results   /   2025 standings

Pos St # Driver Sponsor / Owner Car Laps Status Led Pts PPts 1 2 24   William Byron Raptor   (Rick Hendrick) Chevrolet 350 running 141 48 5 2 1 19   Chase Briscoe Bass Pro Shops   (Joe Gibbs) Toyota 350 running 81 41 0 3 5 6   Brad Keselowski Solomon Plumbing   (Jack Roush) Ford 350 running 68 55 2 4 6 12   Ryan Blaney Wabash   (Roger Penske) Ford 350 running 29 49 0 5 33 60   Ryan Preece Mohawk Northeast, Inc.   (Jack Roush) Ford 350 running 0 34 0 6 15 23   Bubba Wallace Alltroo   (23XI Racing) Toyota 350 running 0 31 0 7 16 48   Alex Bowman Ally   (Rick Hendrick) Chevrolet 350 running 0 34 0 8 7 77   Carson Hocevar MINER DOCKS, DOORS AND MORE.   (Spire Motorsports) Chevrolet 350 running 0 33 0 9 14 22   Joey Logano Shell Pennzoil   (Roger Penske) Ford 350 running 0 28 0 10 18 3   Austin Dillon Get Bioethanol   (Richard Childress) Chevrolet 350 running 0 28 0 11 28 1   Ross Chastain Busch Light Farming   (Trackhouse Racing) Chevrolet 350 running 0 26 0 12 4 2   Austin Cindric MenardsIdeal Door   (Roger Penske) Ford 350 running 20 42 0 13 12 21   Josh Berry Menards Masterforce Tools   (Wood Brothers) Ford 350 running 0 29 0 14 8 9   Chase Elliott NAPA Auto Parts   (Rick Hendrick) Chevrolet 350 running 11 26 0 15 29 42   John H. Nemechek Dollar Tree   (Legacy Motor Club) Toyota 350 running 0 22 0 16 25 43   Erik Jones Massey Motor Freight   (Legacy Motor Club) Toyota 350 running 0 24 0 17 17 20   Christopher Bell Rheem   (Joe Gibbs) Toyota 350 running 0 20 0 18 9 16   A.J. Allmendinger Celsius   (Matthew Kaulig) Chevrolet 350 running 0 21 0 19 22 45   Tyler Reddick McDonald's   (23XI Racing) Toyota 350 running 0 18 0 20 37 8   Kyle Busch Cheddar's Scratch Kitchen   (Richard Childress) Chevrolet 350 running 0 23 0 21 20 54   Ty Gibbs Monster Energy   (Joe Gibbs) Toyota 350 running 0 23 0 22 27 17   Chris Buescher Body Guard   (Jack Roush) Ford 350 running 0 15 0 23 10 7   Justin Haley Gainbridge   (Spire Motorsports) Chevrolet 350 running 0 15 0 24 11 11   Denny Hamlin Bob's Discount Furniture   (Joe Gibbs) Toyota 350 running 0 13 0 25 26 99   Daniel Suarez Choice Privileges   (Trackhouse Racing) Chevrolet 350 running 0 12 0 26 19 41   Cole Custer HaasTooling.com   (Gene Haas) Ford 350 running 0 11 0 27 13 71   Michael McDowell Delaware Life   (Spire Motorsports) Chevrolet 350 running 0 10 0 28 3 5   Kyle Larson HendrickCars.com   (Rick Hendrick) Chevrolet 350 running 0 14 0 29 31 4   Noah Gragson Rasmussen Air & Gas Energy   (Bob Jenkins) Ford 350 running 0 8 0 30 24 35   Riley Herbst Monster Energy Zero Sugar   (23XI Racing) Toyota 350 running 0 7 0 31 21 88   Shane Van Gisbergen Red Bull   (Trackhouse Racing) Chevrolet 349 running 0 6 0 32 35 51   Cody Ware Costa Oil   (Rick Ware) Ford 349 running 0 5 0 33 30 47   Ricky Stenhouse Jr NOS Energy   (HYAK Motorsports) Chevrolet 347 running 0 4 0 34 34 34   Todd Gilliland Love's Travel Stops   (Bob Jenkins) Ford 347 running 0 3 0 35 32 10   Ty Dillon Sea Best   (Matthew Kaulig) Chevrolet 346 running 0 2 0 36 23 38   Zane Smith Mystik Lubricants   (Bob Jenkins) Ford 344 running 0 1 0 37 36 66   Joey Gase King of the Hill on Hulu   (Carl Long) Ford 340 running 0 0 0 Top 10 in Stage 1: #6, 2, 24, 12, 19, 5, 77, 9, 16, 7 Top 10 in Stage 2: #6, 12, 2, 54, 8, 21, 48, 43, 60, 3

To the back: Name Nbr Reason Noah Gragson 4 unapproved adjustments Kyle Busch 8 backup car Caution flag breakdown: Condition From Lap To Lap # Of Laps Reason Free Pass 1 71 71     72 79 8   end of stage 1 #8 80 170 91     171 176 6   #88 accident turn 2 #24 177 180 4     181 185 5   #51 spun frontstretch #1 186 203 18     204 208 5   #10,34 accident turn 2 #38 209 211 3     212 219 8   end of stage 2 #34 220 221 2     222 227 6   #11 spun turn 4 #88 228 229 2     230 235 6   #77,38 accident turn 2 #35 236 243 8     244 249 6   #43,19 accident frontstretch #51 250 253 4     254 260 7   #19,20,45 accident turn 2 #4 261 263 3     264 268 5   #88,8 accident frontstretch #4 269 271 3     272 276 5   #10 spun frontstretch #23 277 281 5     282 286 5   debris turn 3 #23 287 350 64       Percent of race run under caution: 20.6%             Average green flag run: 21.4 laps 'Lucky Dog' recipients prior to 2009 were compiled by Jayski.com. Lap leader breakdown: Leader From Lap To Lap # Of Laps   William Byron 1 67 67   Brad Keselowski 68 73 6   Chase Briscoe 74 154 81   Brad Keselowski 155 172 18   Ryan Blaney 173 187 15   Brad Keselowski 188 231 44   Ryan Blaney 232 245 14   Austin Cindric 246 265 20   Chase Elliott 266 276 11   William Byron 277 350 74 Points Standings after this race: Rank Driver Points Diff 1   William Byron 770     2   Chase Elliott 752   -18   3   Kyle Larson 724   -46   4   Denny Hamlin 719   -51   5   Christopher Bell 685   -85   6   Tyler Reddick 673   -97   7   Ryan Blaney 665   -105   8   Chase Briscoe 640   -130   9   Alex Bowman 614   -156   10   Bubba Wallace 581   -189   11   Chris Buescher 574   -196   12   Joey Logano 560   -210   13   Ryan Preece 551   -219   14   Ross Chastain 544   -226   15   Kyle Busch 501   -269   16   Ty Gibbs 487   -283   17   Austin Cindric 481   -289   18   A.J. Allmendinger 461   -309   19   Brad Keselowski 453   -317   20   John H. Nemechek 447   -323   21   Josh Berry 443   -327   Playoff standings after this race: Rank Driver Wins Points 1   William Byron 2   770   2   Chase Elliott 1   752   3   Kyle Larson 3   725   4   Denny Hamlin 4   719   5   Christopher Bell 3   684   6   Tyler Reddick 0   673   7   Ryan Blaney 1   665   8   Chase Briscoe 1   640   9   Alex Bowman 0   614   10   Bubba Wallace 1   581   11   Chris Buescher 0   574   12   Joey Logano 1   560   13   Ryan Preece 0   551   14   Ross Chastain 1   544   15   Kyle Busch 0   501   16   Ty Gibbs 0   487