There was an 89% increase in website visits and a 90% increase in telephone calls to the clinic in the early COVID-19 period compared to the comparison period. There was a higher proportion of females in the COVID-19 sample (76.9% vs. 72.9%), and a lower proportion reported being in employment (52.8% vs. 60.8%). There was a small but significant increase in the severity of anxiety symptoms, and an increase in the number of people reporting recent onset of anxiety and depression. However, there were no differences between groups in severity of symptoms of distress or depression. Most people (94%) reported concern about the impact of COVID-19, and 88% reported making changes in lifestyle. Older adults had higher levels of concern about COVID-19. Therapists reported that patients were concerned about how to access testing, manage quarantine, financial security and the effect of social isolation.