1957 / USAC National Championship Trail
May
30
XLI International 500-Mile Sweepstakes
Indianapolis Motor Speedway
Jun
2
1957 USAC Langhorne 100
Langhorne Speedway
Jun
9
1957 Rex Mays Memorial
The Milwaukee Mile Speedway
Jun
23
1957 USAC Detroit 100
Michigan State Fairgrounds Speedway
Jul
4
1957 USAC Atlanta 100
Lakewood Speedway
Aug
17
1957 USAC Springfield 100
Springfield Raceway
Aug
25
1957 USAC Milwaukee 200
The Milwaukee Mile Speedway
Sep
2
1957 USAC Ted Horn Memorial 100
DuQuoin State Fairgrounds
Sep
7
1957 USAC Syracuse 100
The Syracuse Mile
Sep
14
1957 USAC Hoosier Hundred 100
Indiana State Fairgrounds
Sep
29
1957 USAC Trenton 100
Trenton Speedway
Oct
20
1957 USAC Golden State 100
Sacramento Raceway Park
Nov
11
1957 USAC Bobby Ball 100
Phoenix International Raceway