Vaccine clinics prepare for next eligible group to receive COVID-19 vaccine Monday Starting on Monday, COVID-19 vaccines will be available for anyone living in Wisconsin ages 16+, and places like Life Tree Pharmacy say they expecting heavy crowds within the days to come. and last updated 2021-04-04 10:42:33-04 MILWAUKEE â More than 100 million people in the U.S. have gotten at least one dose of the covid vaccine. In Wisconsin, anyone 16 and older will be eligible for a vaccination in just two days. Starting on Monday, COVID-19 vaccines will be available for anyone living in Wisconsin ages 16+, and places like Life Tree Pharmacy say they expecting heavy crowds within the days to come.