[2] CIM served as the United States National Marathon Championship for men in 1984[3][4] and for women in 1984, 1985, 1989, and 1993.

[citation needed] On December 2, 1990, Waheed Karim set an Afghan national record with his 22nd place finish by covering the marathon distance in 2:28:46.

[6][7] The 2020 edition of the race was cancelled due to the coronavirus pandemic, with all registrants given the option of transferring their entry to 2021, 2022, or 2023.

[8][9] On December 5, 2021, Sara Vaughn broke the women's course record, which had stood for 8 years, with a winning time of 2:26:53.

[11] The course follows a historic gold miners' round beginning at Folsom Dam, passing through suburban Sacramento, and ending at the State Capitol.