| Starts on First Line |
Colton Herta |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2019 |
| Elkhart Lake |
Harding Steinbrenner Racing / Dallara-Honda |
1 |
8 |
55 |
running |
| Portland |
Harding Steinbrenner Racing / Dallara-Honda |
1 |
4 |
105 |
running |
| Laguna Seca |
Harding Steinbrenner Racing / Dallara-Honda |
1 |
1 |
90 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2020 |
| Elkhart Lake |
Andretti Harding Steinbrenner / Dallara-Honda |
2 |
5 |
55 |
running |
| Mid-Ohio |
Andretti Harding Steinbrenner / Dallara-Honda |
1 |
1 |
75 |
running |
| Indianapolis G.P. |
Andretti Harding Steinbrenner / Dallara-Honda |
2 |
2 |
75 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2021 |
| St. Petersburg |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
1 |
100 |
running |
| Indianapolis |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
16 |
200 |
running |
| Belle Isle |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
4 |
70 |
running |
| Elkhart Lake |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
2 |
55 |
running |
| Mid-Ohio |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
13 |
80 |
running |
| Nashville |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
19 |
74 |
crash |
| Gateway |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
18 |
185 |
driveshaft |
| Laguna Seca |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
1 |
95 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2022 |
| Long Beach |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
23 |
55 |
crash |
| Toronto |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
2 |
85 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2023 |
| St. Petersburg |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
20 |
49 |
crash |
| Elkhart Lake |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
5 |
55 |
running |
| Mid-Ohio |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
11 |
80 |
running |
| Gateway |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
6 |
259 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2024 |
| Detroit |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
19 |
99 |
running |
| Elkhart Lake |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
6 |
55 |
running |
| Iowa |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
11 |
250 |
running |
| Toronto |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
1 |
85 |
running |
| Race |
Team / Car |
Grid |
Position |
Laps |
Reason |
| 2025 |
| St. Petersburg |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
16 |
100 |
running |
| Long Beach |
Andretti w/ Curb-Agajanian / Dallara-Honda |
2 |
7 |
90 |
running |
| Detroit |
Andretti w/ Curb-Agajanian / Dallara-Honda |
1 |
3 |
100 |
running |
|
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