Jefferson County Immunizations Calendar Add to Calendar Add to Timely Calendar Add to Google Add to Outlook Add to Apple Calendar Add to other calendar Export to XML When: February 4, 2026 all-day 2026-02-04T00:00:00-07:00 2026-02-05T00:00:00-07:00 Immunizations The Care Van is partnered with Jefferson County Public Health to provide access to immunizations at the health department in Boulder and the Yellowstone Boys and Girls Club.