COVID-19 Updates: Delta Variant, US Vaccinations, & Global Data as of September 27, 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 27, 2021, at 2:42 PM, EDT:

• 64.4% of total US population has received at least 1 dose
• 55.4% of total US population is fully vaccinated

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

1. Vermont: 69.3%
2. Connecticut: 68.5%
3. Maine: 68.2%
4. Rhode Island: 68%
5. Massachusetts: 67.8%


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 27, 2021 at 4:21 PM, EDT, there have been:

• 43 064 100 confirmed cases and
• 689 898 deaths

The 5 states with the highest total confirmed cases are:

1. California: 4 697 158
2. Texas: 4 025 305
3. Florida: 3 582 807
4. New York: 2 408 593
5. Illinois: 1 618 800

Deaths: California has the highest number of deaths due to COVID-19 with 68 762 reported fatalities, followed by Texas with 64 174 and New York with 55 188.

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

Globally, there have been 232 191 784 confirmed cases, 4 754 133 deaths, and 6 120 747 506 vaccine doses administered.