[3]: 129 The city of San Luis Obispo was not planned and surveyed until William Hutton was granted a license to do so by the Court of Sessions in August 1850.

[2]: 132  The justices of the Court of Sessions were Jesus Luna, Mariano G. Lascano, and Luis Raggio in January 1851, when they were required to post a US$1,000 bond.

[2]: 133 In addition to the Court of Sessions, the Second Judicial District consisted of the counties of San Luis Obispo and Santa Barbara.

[5]: 185  It replaced a building which the District Attorney called "a marvel of repulsiveness, and the courtroom with its wretched appointment a disgrace to the county".

[11][12] Both the Grover Beach and Paso Robles branches were closed in the wake of the COVID-19 pandemic in California, starting in March 2020.