1915 American Grand Prize
27 February - San Fancisco: 104 laps x 6.194 km = 644.18 km

 Pole Position: N/A
 Fastest Lap: N/A

Results:

 1   9  9 Dario Resta        Peugeot EX3          7:07'53"      56.13    
 2  26 23 Howard Wilcox      Stutz                7:14'36"      55.26
 3  28 25 Hughie Hughes      Ono                  7:21'46"      54.37
 4   5  5 Gil Anderson       Stutz                7:30'21"      53.33
 5  12 12 Louis Disbrow      Simplex              7:31'38"      53.18
 6  10 10 Louis Nikrent      Mercer                 102  Flagged
 7  30 27 Harry Grant        Case                   102  Flagged
 8  31 28 Tom McKelvey       Overland                99  Flagged
 9  15 14 Claude Newhouse    Delage Y                92  Flagged
10   3  3 Jack Gable         Tahis Wisconsin         92  Flagged
11  20 19 Cliff Durant       Chevrolet               91  Flagged
12  11 11 Cap Kennedy        Edwards Special         84  Flagged
13  29 26 William Taylor     Alco                    81  Flagged

Did Not Finish:

    32 29 William Carlson    Maxwell                 99  Withdrew - rain
     2  2 Tom Alley          Duesenberg              89  Withdrew – rain
    18 17 Jack LeCain        Chevrolet               81  Withdrew - rain
     4  4 Eddie Pullen       Mercer                  71  Withdrew - rain
     6  6 Glover Ruckstell   Mercer                  67  Withdrew - rain
    22 21 Ralph DePalma      Mercedes                66  Withdrew - rain
    21 20 Eddie Hearne       Case                    64  Withdrew - rain
    51 30 Huntley Gordon     Gordon Special Mercer   62  Withdrew - rain
    19 18 Eddie O'Donnell    Duesenberg              59  Withdrew - rain
    24 22 Jim Parsons        Parsons Special Stutz   55  Withdrew - rain
    16 15 Art Klein          King Case	            51  Broken piston
    17 16 Eddie Rickenbacker Maxwell                 41  Fouled plugs
    14 13 Caleb Bragg        Californian Mercer      35  Withdrew - rain
     1  1 Barney Oldfield    Maxwell                 31  Broken piston
     7 21 Lou Gandy          Edwards                 21  Hit fence, broken axle
    27 24 John Marquis       Bugatti                  6  Ignition
     8  8 Earl Cooper        Stutz                    3  Broken crankcase

Did Not Qualifiers:

          Erwin Bergdoll     Benz                        Wrecked practice
    34    T. A. Tomasini                                 Wrecked practice

RACE NOTES:

 1) ACA sanctioned race. Promoter: Panama-Pacific Int. Exposition.	 
 2) AAA points awarded although this was not a AAA sanctioned event. AAA Sanction No. ACA   
 3) Track Type: Road Course
 4) Total Purse: $8,000
 5) Inermittent rain throughout race