May 4, 1912 | Jepsen Trophy | Santa Monica Street Circuit, Santa Monica, CA | AAA Indy Car | Ralph DePalma |
May 4, 1912 | Dick Ferris Trophy | Santa Monica Street Circuit, Santa Monica, CA | AAA Indy Car | Teddy Tetzlaff |
May 30, 1912 | Indianapolis 500 | Indianapolis Motor Speedway, Indianapolis, IN | AAA Indy Car | Joe Dawson |
July 5, 1912 | | Tacoma Road Race Course, Tacoma, WA | AAA Indy Car | Eddie Pullen |
July 5, 1912 | | Tacoma Road Race Course, Tacoma, WA | AAA Indy Car | Earl Cooper |
July 5, 1912 | | Tacoma Road Race Course, Tacoma, WA | AAA Indy Car | Teddy Tetzlaff |
July 6, 1912 | Montamarathon Trophy | Tacoma Road Race Course, Tacoma, WA | AAA Indy Car | Teddy Tetzlaff |
August 25, 1912 | | Columbus Driving Park, Columbus, OH | AAA Indy Car | Spencer Wishart |
August 30, 1912 | Illinois National Trophy | Elgin Road Race Circuit, Elgin, IL | AAA Indy Car | Charlie Merz |
August 31, 1912 | Elgin Trophy | Elgin Road Race Circuit, Elgin, IL | AAA Indy Car | Ralph DePalma |
October 2, 1912 | William K. Vanderbilt Cup | Wauwatosa Road Race Course, Wauwatosa, WI | AAA Indy Car | Ralph DePalma |
October 3, 1912 | Pabst Blue Ribbon Trophy | Wauwatosa Road Race Course, Wauwatosa, WI | AAA Indy Car | Mortimer Roberts |
October 5, 1912 | American Grand Prize | Wauwatosa Road Race Course, Wauwatosa, WI | ACA Indy Car | Caleb Bragg |
November 5, 1912 | | Brighton Beach Dirt Track, Brighton Beach, NY | AAA Indy Car | Ralph Mulford |