Final | time | 1. George Goulding | Canada | 46:28.4 | 2. Ernest Webb | Great Britain | 46:50.4 | 3. Fernando Altimani | Italy | 47:37.6 | 4. Aage Rasmussen | Denmark | 48:00.0 | -. Vilhelm Gylche | Denmark | DNF | -. Frederick Kaiser | United States | DNF | -. William Palmer | Great Britain | DNF | -. Thomas Dumbill | Great Britain | DSQ | -. Arthur St. Norman | South Africa | DSQ | -. William Yates | Great Britain | DSQ |
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It was the second appearance of racewalking, which had debuted at the previous games with the 10 mile and 3500 metre walks. |
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Semi-Finals - Monday, July 8, 1912 | First 5 from each Semi advanced to Final. |
Semi 1 | time | | 1. George Goulding | Canada | 47:14.5 | QF | 2. Ernest Webb | Great Britain | 47:25.4 | QF | 3. Aage Rasmussen | Denmark | 48:15.8 | QF | 4. Fernando Altimani | Italy | 48:54.2 | QF | 5. William Palmer | Great Britain | 51:21.0 | QF | 6. Samuel Schwartz | United States | 53:30.8 | | 7. Edward Renz | United States | 53:30.8 | | -. Kaarel Lukk | Russia | DNF | | -. Rudolf Richter | Bohemia | DNF | | -. Eduard Hermann | Russia | DSQ | |
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Semi 2 | time | | 1. William Yates | Great Britain | 49:43.6 | QF | 2. Arthur St. Norman | South Africa | 50:17.9 | QF | 3. Thomas Dumbill | Great Britain | 50:57.6 | QF | 4. Vilhelm Gylche | Denmark | 51:13.8 | QF | 5. Frederick Kaiser | United States | 51:31.8 | QF | 6. Alfred Voellmeke | United States | 52:29.0 | | 7. Rolando Salinas | Chile | 55:02.0 | | 8. Henrik Ripszám | Hungary | 55:20.6 | | 9. Aleksis Aide | Russia | 59:24.4 | | -. István Drubina | Hungary | DNF | | -. Robert Bridge | Great Britain | DSQ | | -. William Murray | Australasia | DSQ | | -. Niels Pedersen | Denmark | DSQ | |
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