They're not just Republicans.
Young people: Only a little over 50% of those aged 18-24 have been vaccinated, compared to about 90% of Americans aged 65 and older. The percentage is even less for those under 18.
- According to the Economist and CDC data, the case fatality rate of COVID-19 for men and women aged between 0-35 is < 0.1 percent.
Black and Hispanic communities: 41% of Hispanics and 38% of black Americans are vaccinated, compared to 48% of white Americans.
Despite these groups overwhelmingly voting for Joe Biden, they are still hesitant about getting the vaccine.
The economically disadvantaged: The number of people who have not received the vaccine by household income.

People with lower incomes make up a larger share of the unvaccinated.
Republicans: A majority of both Republicans and Democrats have been vaccinated, despite a sizable gap between the rates.
86% of Democrats
52% of Republicans