Race Results: 2025 NASCAR Cup Iowa Corn 350 at Iowa

William Byron took his second win of the 2025 NASCAR Cup Series season in dramatic fashion as he was running on fumes in the closing laps of Sunday's Iowa Corn 350 at Iowa Speedway. Byron was able to manage the fuel flawlessly in the final laps, and held off Chase Briscoe for the race win.

Brad Keselowski, Ryan Blaney, and Ryan Preece rounded out the top-five finishers.

Here are the complete race results from the 2025 NASCAR Cup Series Iowa Corn 350 Powered by Ethanol at Iowa Speedway. Race 23 of 36.

Fin	Car	Driver	Laps	Diff
1	24	William Byron	350	--
2	19	Chase Briscoe	350	1.192
3	6	Brad Keselowski (S1) (S2) (X)	350	1.378
4	12	Ryan Blaney	350	1.499
5	60	Ryan Preece	350	4.199
6	23	Bubba Wallace *	350	5.490
7	48	Alex Bowman	350	6.763
8	77	Carson Hocevar	350	7.263
9	22	Joey Logano	350	7.465
10	3	Austin Dillon	350	7.681
11	1	Ross Chastain	350	8.406
12	2	Austin Cindric	350	8.678
13	21	Josh Berry	350	10.064
14	9	Chase Elliott	350	12.214
15	42	John Hunter Nemechek	350	12.778
16	43	Erik Jones	350	13.039
17	20	Christopher Bell	350	13.172
18	16	AJ Allmendinger	350	13.354
19	45	Tyler Reddick *	350	13.384
20	8	Kyle Busch	350	15.405
21	54	Ty Gibbs	350	15.815
22	17	Chris Buescher	350	15.815
23	7	Justin Haley	350	17.373
24	11	Denny Hamlin	350	18.111
25	99	Daniel Suarez	350	18.833
26	41	Cole Custer	350	19.008
27	71	Michael McDowell	350	20.252
28	5	Kyle Larson	350	20.918
29	4	Noah Gragson *	350	21.842
30	35	Riley Herbst # *	350	21.925
31	88	Shane van Gisbergen #	349	1 lap
32	51	Cody Ware	349	1 lap
33	47	Ricky Stenhouse Jr.	347	3 laps
34	34	Todd Gilliland *	347	3 laps
35	10	Ty Dillion	346	4 laps
36	38	Zane Smith *	344	6 laps
37	66	Joey Gase * (i)	340	10 laps

# indicates Rookie of the Year contender
* indicates "Open" entry
(i) indicates a driver ineligible to score points
(S1) indicates Stage 1 winner
(S2) indicates Stage 2 winner
(X) indiciates Xfinity Fastest Lap

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