Harry Hartz Indianapolis 500 Stats
| Starts | Total Laps | Poles | Wins | Top 5 | Top 10 | Races Led | Laps Led | Winnings |
| 6 | 996 | 0 | 0 | 5 | 5 | 4 | 57 | $42,190 |
| Year | Finish | Start | Car Num. | Car Name / Entrant | Make / Model | Qual. Speed | Status | Laps | Led | Winnings |
| 1927 | 25 | 4 | 1 | Erskine Miller | Miller / Miller / Firestone | 116.739 | Crankshaft | 38 | 0 | $390 |
| 1926 | 2 | 2 | 3 | Miller | Miller / Miller / Firestone | 109.542 | Running | 158 | 6 | $13,900 |
| 1925 | 4 | 3 | 6 | Miller | Miller / Miller / Firestone | 112.433 | 98.892 | 200 | 3 | $4,300 |
| 1924 | 4 | 2 | 4 | Durant | Miller / Miller / Firestone | 107.13 | 96.544 | 200 | 0 | $3,500 |
| 1923 | 2 | 2 | 7 | Durant | Miller / Miller / Firestone | 103.7 | 90.063 | 200 | 6 | $10,100 |
| 1922 | 2 | 2 | 12 | Duesenberg Straight 8 | Duesenberg / Duesenberg / | 99.97 | 93.534 | 200 | 42 | $10,000 |