Utrka 500 milja Indianapolisa, službeno 39th International 500-Mile Sweepstakes, održana je na stazi Indianapolis Motor Speedway, u Indiani u Sjedinjenim Američkim Državama 30. svibnja 1955.
Utrka je bila dio AAA i Formula 1 prvenstva. Pobjednik je po prvi put postao Bob Sweikert sa konstruktorom Kurtis Kraft-Offenhauser. U kvalifikacijama, život je izgubio Manny Ayulo, a Bill Vukovich poginuo je u utrci dok je bio u vodstvu 50 krugova.
Rezultati utrke
| Poz. | Grid | Br. | Vozač | Konstruktor | Kval. | Rank | Krugovi | U vodstvu | Vrijeme / Razlog odustajanja | Bodovi* |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 14 | 6 |  Bob Sweikert
|
Kurtis Kraft-Offenhauser | 139.99 | 11 | 200 | 86 | 3:53:59.53 | 8 |
| 2 | 2 | 10 | Tony Bettenhausen (zamijenio ga Paul Russo; 77 krugova) |
Kurtis Kraft-Offenhauser | 139.98 | 13 | 200 | 0 | +2:43.56 | 3 3 |
| 3 | 10 | 15 | Jimmy Davies
|
Kurtis Kraft-Offenhauser | 140.27 | 5 | 200 | 0 | +3:32.36 | 4 |
| 4 | 33 | 44 | Johnny Thomson
|
Kuzma-Offenhauser | 134.11 | 33 | 200 | 0 | +3:38.91 | 3 |
| 5 | 7 | 77 | Walt Faulkner (zamijenino ga Bill Homeier; 24 kruga) |
Kurtis Kraft-Offenhauser | 139.76 | 16 | 200 | 0 | +5:17.17 | 1 1 |
| 6 | 8 | 19 | Andy Linden
|
Kurtis Kraft-Offenhauser | 139.09 | 22 | 200 | 0 | +5:57.94 | |
| 7 | 16 | 71 | Al Herman (R)
|
Kurtis Kraft-Offenhauser | 139.81 | 15 | 200 | 0 | +6:24.24 | |
| 8 | 19 | 29 | Pat O'Connor
|
Kurtis Kraft-Offenhauser | 139.19 | 21 | 200 | 0 | +6:41.60 | |
| 9 | 17 | 48 | Jimmy Daywalt
|
Kurtis Kraft-Offenhauser | 139.41 | 18 | 200 | 0 | +7:09.81 | |
| 10 | 12 | 89 | Pat Flaherty
|
Kurtis Kraft-Offenhauser | 140.14 | 7 | 200 | 0 | +7:46.54 | |
| 11 | 18 | 98 | Duane Carter
|
Kuzma-Offenhauser | 139.33 | 19 | 197 | 0 | +3 kruga | |
| 12 | 25 | 41 | Chuck Weyant (R)
|
Kurtis Kraft-Offenhauser | 138.06 | 25 | 196 | 0 | +4 kruga | |
| 13 | 32 | 83 | Eddie Johnson
|
Trevis-Offenhauser | 134.44 | 32 | 196 | 0 | +4 kruga | |
| 14 | 20 | 33 | Jim Rathmann
|
Epperly-Offenhauser | 138.7 | 24 | 191 | 0 | +9 krugova | |
| 15 | 21 | 12 | Don Freeland
|
Phillips-Offenhauser | 139.86 | 14 | 178 | 3 | Transmisija | |
| 16 | 9 | 22 | Cal Niday
|
Kurtis Kraft-Offenhauser | 140.3 | 4 | 170 | 0 | Sudar | |
| 17 | 24 | 99 | Art Cross
|
Kurtis Kraft-Offenhauser | 138.75 | 23 | 168 | 24 | Motor | |
| 18 | 31 | 81 | Shorty Templeman (R)
|
Trevis-Offenhauser | 135.01 | 31 | 142 | 0 | Transmisija | |
| 19 | 6 | 8 | Sam Hanks
|
Kurtis Kraft-Offenhauser | 140 | 10 | 134 | 0 | Transmisija | |
| 20 | 28 | 31 | Keith Andrews (R)
|
Schroeder-Offenhauser | 136.04 | 28 | 120 | 0 | Pumpa za gorivo | |
| 21 | 27 | 16 | Johnnie Parsons (W)
|
Kurtis Kraft-Offenhauser | 136.8 | 27 | 119 | 0 | Magnet | |
| 22 | 13 | 37 | Eddie Russo (R)
|
Pawl-Offenhauser | 140.11 | 8 | 112 | 0 | Zapaljenje | |
| 23 | 23 | 49 | Ray Crawford (R)
|
Kurtis Kraft-Offenhauser | 139.2 | 20 | 111 | 0 | Motor | |
| 24 | 11 | 1 | Jimmy Bryan
|
Kuzma-Offenhauser | 140.16 | 6 | 90 | 31 | Pumpa za gorivo | |
| 25 | 5 | 4 | Bill Vukovich (W)✝
|
Kurtis Kraft-Offenhauser | 141.07 | 3 | 56 | 50 | Fatalni sudar | 1 |
| 26 | 3 | 3 | Jack McGrath
|
Kurtis Kraft-Offenhauser | 142.58 | 1 | 54 | 6 | Magnet | |
| 27 | 22 | 42 | Al Keller (R)
|
Kurtis Kraft-Offenhauser | 139.55 | 17 | 54 | 0 | Sudar | |
| 28 | 30 | 27 | Rodger Ward
|
Kuzma-Offenhauser | 135.04 | 30 | 53 | 0 | Sudar | |
| 29 | 26 | 39 | Johnny Boyd (R)
|
Kurtis Kraft-Offenhauser | 136.98 | 26 | 53 | 0 | Sudar | |
| 30 | 29 | 68 | Ed Elisian
|
Kurtis Kraft-Offenhauser | 135.33 | 29 | 53 | 0 | Odustajanje | |
| 31 | 1 | 23 | Jerry Hoyt
|
Stevens-Offenhauser | 140.04 | 9 | 40 | 0 | Curenje ulja | |
| 32 | 4 | 14 | Fred Agabashian
|
Kurtis Kraft-Offenhauser | 141.93 | 2 | 39 | 0 | Izlijetanje | |
| 33 | 15 | 5 | Jimmy Reece
|
Pankratz-Offenhauser | 139.99 | 12 | 10 | 0 | Motor |
* Bodovi su uključeni u prvenstvo Formule 1 - sezona 1955.
(R) - vozači koji prvi put voze Indianapolis 500 (rookie)
(W) - vozači koji već imaju pobjedu na Indianapolisu 500 (winner)