NASCAR Xfinity Series at Charlotte

Charlotte Motor Speedway — May 24, 2025

William Byron
Winner
205
Laps
38
Entries
5
Leaders

William Byron won the 2025 NASCAR Xfinity Series at Charlotte at Charlotte Motor Speedway on May 24, 2025, leading 71 of 205 laps. Connor Zilisch finished second; Nick Sanchez rounded out the podium. The race featured 5 different leaders.

Race Details
Date
Saturday, May 24, 2025
Season
2025
Winner
Leaders
5 drivers
Pos Start +/- Driver
1 4 +3 William Byron
2 2 Connor Zilisch
3 18 +15 Nick Sanchez
4 10 +6 Justin Allgaier
5 23 +18 Dean Thompson
6 27 +21 Josh Williams
7 3 -4 Austin Hill
8 30 +22 Ryan Ellis
9 15 +6 Christian Eckes
10 8 -2 Sheldon Creed
11 11 Sam Mayer
12 19 +7 Jesse Love
13 20 +7 Austin Dillon
14 7 -7 Ryan Sieg
15 6 -9 William Sawalich
16 22 +6 Jeremy Clements
17 12 -5 Carson Kvapil
18 33 +15 Kris Wright
19 5 -14 Brandon Jones
20 14 -6 Jeb Burton
21 25 +4 Harrison Burton
22 26 +4 Brennan Poole
23 9 -14 Chase Briscoe
24 21 -3 Blaine Perkins
25 17 -8 Anthony Alfredo
26 35 +9 Garrett Smithley
27 37 +10 Nick Leitz
28 29 +1 J.J. Yeley
29 38 +9 C.J. McLaughlin
30 1 -29 Taylor Gray
31 24 -7 Daniel Dye
32 31 -1 Leland Honeyman Jr.
33 28 -5 Kyle Sieg
34 32 -2 Katherine Legge
35 36 +1 Brad Perez
36 16 -20 Matt DiBenedetto
37 34 -3 Parker Retzlaff
38 13 -25 Sammy Smith
Model Performance

How well did the NR-Rating model predict this race? Across 12 matched drivers, the model averaged 9.6 positions off — worse than the season average of 8.5. Below Average

Pos Driver Predicted Actual Delta
1 William Byron 10.7 1 +9.7
2 Connor Zilisch 22.9 2 +20.9
4 Justin Allgaier 18.3 4 +14.3
7 Austin Hill 20.9 7 +13.9
12 Jesse Love 21.4 12 +9.4
13 Austin Dillon 17.1 13 +4.1
22 Brennan Poole 24.7 22 +2.7
23 Chase Briscoe 11.9 23 -11.1
25 Anthony Alfredo 20.9 25 -4.1
28 J.J. Yeley 28.8 28 +0.8
31 Daniel Dye 19.1 31 -11.9
34 Katherine Legge 21.4 34 -12.6

Predicted finish from NR-Rating model. Delta = predicted − actual (positive = driver beat prediction). Confidence: High Confidence = low variance (stdDev ≤ 9), Moderate = medium variance, Coinflip = high variance.

Historical Context

  • William Byron: has 12 career starts at Charlotte Motor Speedway with a 10.4 avg finish (1 win) — the model correctly identified this strength.
  • Connor Zilisch: was the biggest surprise, finishing P2 vs predicted P23. Track history: 2 starts, 12.5 avg finish.

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Frequently Asked Questions

Who won the 2025 NASCAR Xfinity Series at Charlotte?
William Byron won the 2025 NASCAR Xfinity Series at Charlotte at Charlotte Motor Speedway.
Where was the 2025 NASCAR Xfinity Series at Charlotte held?
The 2025 NASCAR Xfinity Series at Charlotte was held at Charlotte Motor Speedway on May 24, 2025.