Events 15 May 2021 5-10pm Adelanto Stadium Re-Grand Opening More Info 27-30 May 2021 Adelanto Grand Prix 3 Days of off-road racing, vendors, music and more. More Info 29-31 May 2021 San Bernardino County Fair The county fair is back. More Info 28-29 May 2021 Halfway to Halloween MAYhem All Saints Lunatic Asylum’s, May haunted attraction. More Info Post navigation Events and Activities for June 2021 →