Howdy Wilcox Indianapolis 500 Stats
| Starts | Total Laps | Poles | Wins | Top 5 | Top 10 | Races Led | Laps Led | Winnings |
| 11 | 1,141 | 1 | 1 | 1 | 5 | 4 | 155 | $28,500 |
| Year | Finish | Start | Car Num. | Car Name / Entrant | Make / Model | Qual. Speed | Status | Laps | Led | Winnings |
| 1923 | 17 | 8 | 25 | H.C.S. | Miller / Miller / Firestone | 81 | Clutch | 60 | 51 | $2,000 |
| 1922 | 27 | 26 | 16 | Peugeot | Peugeot / Peugeot / | 86.1 | Valve spring | 7 | 0 | $0 |
| 1921 | 23 | 12 | 10 | Peugeot | Peugeot / Peugeot / | 96 | Rod | 22 | 0 | $0 |
| 1920 | 19 | 20 | 18 | Peugeot | Peugeot / Peugeot / | 88.82 | Mechanical | 65 | 0 | $0 |
| 1919 | 1 | 2 | 3 | Peugeot | Peugeot / Peugeot / Goodyear | 100.01 | 88.05 | 200 | 98 | $20,000 |
| 1916 | 7 | 6 | 29 | Premier | Premier / Premier / | 93.81 | 76.754 | 120 | 0 | $1,200 |
| 1915 | 7 | 1 | 1 | Stutz | Stutz / Stutz / | 98.9 | 80.143 | 200 | 5 | $1,800 |
| 1914 | 22 | 3 | 4 | Gray Fox | Fox / Pope-Hartford / | 90.76 | Valve | 67 | 1 | $0 |
| 1913 | 6 | 20 | 12 | Gray Fox | Pope-Hartford / Pope-Hartford / | 81.46 | 67.653 | 200 | 0 | $2,200 |
| 1912 | 9 | 8 | 9 | National | National / National / | 87.2 | 69.525 | 200 | 0 | $1,300 |
| 1911 | 14 | 19 | 21 | National | National / National / | 0 | Running | 0 | 0 | $0 |