COVID-19 Updates: Delta Variant, US Vaccinations, & Global Data as of September 23, 2021

Data from the CDC on the Delta variant and US vaccination rates and from the Johns Hopkins COVID-19 interactive map on cases and deaths in the US and worldwide.

How widespread is the Delta variant (B.1.617.2) in the US?

According to early estimates from the Centers for Disease Control and Prevention (CDC), as of September 21, 2021, the SARS-CoV-2 Delta variant made up 98.4% of COVID-19 cases in the United States.

The CDC estimates as of September 21, 2021, the 5 states with the highest unweighted proportion of new cases attributed to the SARS-CoV-2 Delta variant are:

1. Vermont: 99.58%
2. District of Columbia: 99.21%
3. Washington: 98.68%
4. Minnesota: 98.66%
5. New Hampshire: 98.62%


How many people in the US have been vaccinated against COVID-19?

According to the CDC as of today, September 23, 2021, at 4:52 PM, EDT:

• 64% of total US population has received at least 1 dose
• 55% of total US population is fully vaccinated

The 5 states with the highest percentage of population fully vaccinated are:

1. Vermont: 69.1%
2. Connecticut: 68.2%
3. Maine: 68%
4. Massachusetts: 67.5%
5. Rhode Island: 67.5%


How many cases of COVID-19 have been confirmed in the US?

According to the Johns Hopkins COVID-19 interactive map, as of today, September 23, 2021 at 5:21 PM, EDT, there have been:

• 42 643 768 confirmed cases and
• 682 816 deaths

The 5 states with the highest total confirmed cases are:

1. California: 4 665 982
2. Texas: 3 993 805
3. Florida: 3 527 250
4. New York: 2 392 060
5. Illinois: 1 608 825

Deaths: California has the highest number of deaths due to COVID-19 with 68 342 reported fatalities, followed by Texas with 63 247 and New York with 55 066.

How many cases of COVID-19 have been confirmed globally?

Globally, there have been 230 447 973 confirmed cases, 4 724 603 deaths, and 6 018 556 696 vaccine doses administered.