Timeline of the COVID-19 pandemic in the United States (2021)

See also: Timeline of the COVID-19 pandemic

The following is a timeline of the COVID-19 pandemic in the United States during 2021.^[1]

Timeline

 

Cases

 

Deaths

January

January 1

• On January 1, the U.S. passed 20 million cases, representing an increase of more than one million over the past week.^[2] By comparison, it had taken the country 292 days to pass 10 million cases, whereas it passed 20 million in 54 days.^[3]

January 4

• On January 4, a confirmed case of a new, more contagious SARS-CoV-2 variant from the United Kingdom was reported in New York. The patient is a man in his 60s living in Saratoga County in Upstate New York, who had no travel history to the United Kingdom.^[4]

January 5

• On January 5, a confirmed case of a new, more contagious SARS-CoV-2 variant from the United Kingdom was reported in Georgia. The patient is an 18-year-old male with no travel history.^[5]
• Also on January 5, the U.S. passed 21 million cases, just four days after passing 20 million cases.^[6]

January 6

• On January 6, the Centers for Disease Control and Prevention (CDC) announced that it had found at least 52 confirmed cases of the more contagious SARS-CoV-2 variant: 26 in California, 22 in Florida, two in Colorado, and one each in Georgia and New York. The agency also stressed that there could already be more cases in the country.^[7]

January 7

• On January 7, more cases of the variant were reported: two in Connecticut,^[8] one in Pennsylvania,^[9] and one in Texas.^[10]

January 9

• On January 9, the U.S. passed 22 million cases.^[11]
• Also on January 9, five confirmed cases of a new, more contagious SARS-CoV-2 variant from the United Kingdom were reported in Minnesota.^[12]

January 11

• On January 11, a confirmed case of a new, more contagious SARS-CoV-2 variant from the United Kingdom was reported in Indiana.^[13]

January 12

• On January 12, two confirmed cases of a new, more contagious SARS-CoV-2 variant from the United Kingdom were reported in Maryland. The patients are a married couple in Anne Arundel County, one of whom had a traveling history to the United Kingdom.^[14]

January 13

• On January 13, the U.S. passed 23 million cases, just four days after passing 22 million cases.^[15]
• Also on January 13, two confirmed cases of a new, more contagious SARS-CoV-2 variant from the United Kingdom were reported, one in New Mexico^[16] and the other in Wisconsin.^[17]

January 15

• On January 15, three confirmed cases of a new, more contagious SARS-CoV-2 variant from the United Kingdom were reported, one in Illinois,^[18] one in Oregon,^[19] and one in Utah.^[20]

January 19

• On January 19, the U.S. passed 24 million cases, just six days after passing 23 million cases.^[21]
• Also on January 19, the U.S. passed 400,000 COVID-19 deaths.^[22]

January 21

• The National Strategy for the COVID-19 Response and Pandemic Preparedness is released.^[23]

January 22

• On January 22, the U.S. passed 25 million cases, with one of every 13 Americans testing positive for COVID-19.^[24]

January 24

• On January 24, the Capitol Police announced that 38 police officers have tested positive for COVID-19 since the January 6 riot at the United States Capitol.^[25]

January 25

• On January 25, the U.S. reported its first case of a new SARS-CoV-2 variant from Brazil (P.1) in Minnesota in a person with travel history.^[26]

January 28

• On January 28, the U.S. reported its first two cases of a new, possibly vaccine-resistant SARS-CoV-2 variant from South Africa (B.1.351) in South Carolina in two people from different parts of the state with no travel history.^[27]

February

February 1

• On February 1, the U.S. passed 26 million cases.^[28]

February 7

• On February 7, the U.S. passed 27 million cases.^[29]

February 20

• On February 20, the U.S. passed 28 million cases.^[30]

February 22

• On February 22, the U.S. passed 500,000 deaths, just five weeks after the country passed 400,000 deaths.^[31]

February 23

• By February 23, more than 1,880 cases of the B.1.1.7 variant were reported in 45 states.^[32]

March

March 2

• On March 2, Texas and Mississippi announced that they would fully reopen, with Texas scheduling it on March 10 and Mississippi scheduling it on March 3. Both states would continue to make recommendations but also repeal all mandates.^[33][34]

March 5

• By March 5, more than 2,750 cases of COVID-19 variants were detected in 47 states; Washington, D.C.; and Puerto Rico. This number consisted of 2,672 cases of the B.1.1.7 variant, 68 cases of the B.1.351 variant, and 13 cases of the P.1 variant.^[35]

March 8

• On March 8, the U.S. passed 29 million cases.^[36]

March 11

• On March 11, President Joe Biden holds the first prime time address of his presidency. In it, he announced his plan to push states to make vaccines available to all adults by May 1, with the aim to make small gatherings possible by July 4.^[37]

March 24

• On March 24, the U.S. passed 30 million cases, just as a number of states began to expand the eligibility age for COVID-19 vaccines.^[38]

March 27

• By March 27, more than 8,000 cases of the B.1.1.7 variant were reported across 51 jurisdictions.^[39]

April

April 1

• By April 1, more than 11,000 cases of the B.1.1.7 variant were reported, mostly in Florida and Michigan.^[40]

April 7

• By April 7, the B.1.1.7 variant had become the dominant COVID-19 strain in the U.S.^[41]

April 9

• On April 9, the U.S. passed 31 million cases.^[42]

April 12

• On April 12, the U.S. reported its first six cases of a new "double mutant" SARS-CoV-2 variant from India (B.1.617) in California.^[43]

April 22

• On April 22, the U.S. passed 32 million cases.^[44]

April 29

• On April 29, the CDC estimated that roughly 35% of the U.S. population had been infected with the virus as of March 2021, about four times higher than the official reported numbers.^[45]

May

May 6

• On May 6, a study by the Institute for Health Metrics and Evaluation estimated that the true COVID-19 death toll in the U.S. was more than 900,000 people.^[46]

May 13

• On May 13, the CDC changed its guidance and said that fully vaccinated individuals do not need to wear masks in most situations.^[47]

May 19

• On May 19, the U.S. passed 33 million cases.^[48]

June

June 15

• On June 15, the U.S. passed 600,000 deaths.^[49]

July

July 7

• By July 7, the Delta variant had surpassed the Alpha variant to become the dominant COVID-19 strain in the U.S., according to CDC data.^[50]

July 17

• On July 17, the U.S. passed 34 million cases.^[51]

July 27

• On July 27, based on updated information for fully vaccinated people that new evidence on the Delta variant had provided, CDC added a recommendation for those people to wear a mask in public indoor settings in areas of substantial or high transmission. CDC also made other recommendations based on this information.^[52]

August

August 1

• On August 1, the U.S. passed 35 million cases.^[53]

August 10

• On August 10, the U.S. passed 36 million cases.^[54]

August 18

• On August 18, the U.S. passed 37 million cases.^[55]

August 24

• On August 24, the U.S. passed 38 million cases.^[56]

August 31

• On August 31, the U.S. passed 39 million cases.^[57]

September

September 7

• On September 7, the U.S. passed 40 million cases.^[58]

September 13

• On September 13, the U.S. passed 41 million cases.^[59]

September 15

• By September 15, one in every 500 Americans had died from COVID-19.^[60]

September 18

• On September 18, the U.S. passed 42 million cases.^[61]

September 20

• By September 20, COVID-19 had killed over 675,000 Americans, the estimated number of American deaths from the Spanish flu in 1918. As a result, COVID-19 became the deadliest respiratory pandemic in American history.^[62]

September 27

• On September 27, the U.S. passed 43 million cases.^[63]

October

October 1

• On October 1, the U.S. passed 700,000 deaths.^[64]

October 7

• On October 7, the U.S. passed 44 million cases, just nine days after the country surpassed 43 million cases.^[65]

October 18

• On October 18, the U.S. passed 45 million cases.^[66]

November

November 1

• On November 1, the U.S. passed 46 million cases.^[67]

November 13

• On November 13, the U.S. passed 47 million cases.^[68]

November 25

• On November 25, the U.S. passed 48 million cases.^[69]

November 26

• On November 26, President Biden announced that the U.S. will restrict travel from South Africa and seven other African countries due to concerns over a new variant from the area, called Omicron.^[70]

December

December 1

• The first confirmed case of the Omicron variant was detected.^[71]

References

1. . bact.nizesystems.com. Archived from the original on July 2, 2020. Retrieved April 14, 2020.
2. Cohen, Li (January 1, 2021). "U.S. surpasses 20 million cases of coronavirus on first day of 2021". CBS News. Retrieved January 1, 2021.
3. Maxouris, Christina; Hanna, Jason (January 1, 2021). "US surpasses 20 million Covid-19 cases while experts foresee tough times in January". CNN. Retrieved January 1, 2021.
4. Price, Brian (January 4, 2021). "Cuomo Confirms 1st Case of New, More Contagious U.K. Strain of Virus in New York". WNBC-TV. Retrieved January 4, 2021.
5. Braverman, Jason (January 5, 2021). "First case of new, highly-contagious COVID-19 variant identified in Georgia teen, health officials say". WXIA-TV. Retrieved January 7, 2021.
6. Maxouris, Christina; Hanna, Jason; Almasy, Steve (January 5, 2021). "US passes 21 million coronavirus cases and more than 130,000 people are in hospitals". CNN. Retrieved January 7, 2021.
7. Nedelman, Michael (January 6, 2021). "CDC has found more than 50 US cases of coronavirus variant first identified in UK". CNN. Retrieved January 7, 2021.
8. "Two Cases of COVID-19 Variant Found in U.K. Now Confirmed in Connecticut". WVIT-TV. January 7, 2021. Retrieved January 8, 2021.
9. Brandt, Joe (January 7, 2021). "First Case of U.K. Coronavirus Variant Discovered in Pennsylvania". WCAU-TV. Retrieved January 8, 2021.
10. "Health Officials Confirm First Known Case Of UK COVID-19 Variant In Texas". KTVT-TV. January 7, 2021. Retrieved January 8, 2021.
11. Burke, Minyvonne (January 9, 2021). "U.S. Covid-19 cases hit 22 million as scientists track variant strain". NBC News. Retrieved January 10, 2021.
12. Cashman, Tyler (January 9, 2021). "MN reports 5 cases of new COVID strain originally found in UK". KARE. Retrieved January 10, 2021.
13. Rudavsky, Shari (January 11, 2021). "New coronavirus strain, which spreads more easily, is found in Indiana". The Indianapolis Star. Retrieved January 12, 2021.
14. "UK COVID-19 Variant Detected In Maryland, Anne Arundel County Couple In Isolation". WJZ-TV. January 12, 2021. Retrieved January 12, 2021.
15. Maxouris, Christina; Yan, Holly (January 13, 2021). "The US just suffered its worst day ever for Covid-19 deaths. But this summer could be 'dramatically better'". CNN. Retrieved January 13, 2021.
16. Cross, David (January 13, 2021). "First case of coronavirus variant discovered in New Mexico". KUTV-TV. Retrieved January 13, 2021.
17. Dortch, Winnie (January 13, 2021). "COVID-19 variant 1st found in UK now detected in Wisconsin". WDJT-TV. Retrieved January 13, 2021.
18. Petrella, Dan; Pratt, Gregory; Yin, Alice (January 15, 2021). "Illinois confirms first case of more contagious COVID-19 variant as restrictions eased in some regions; Phase 1b of vaccination plan set to start Jan. 25". Chicago Tribune. Retrieved January 15, 2021.
19. "Oregon detects 1st case of COVID-19 variant discovered in the UK". KGW-TV. January 15, 2021. Retrieved January 15, 2021.
20. "Utah reports first case of United Kingdom COVID-19 variant". The Standard-Examiner. January 15, 2021. Retrieved January 15, 2021 – via Associated Press.
21. "COVID-19 cases surpassed 24 million mark". The Economic Times. January 19, 2021.
22. "US coronavirus death toll surpasses the 400,000 mark". The Guardian. January 19, 2021.
23. "President Biden pushes to reopen schools within 100 days as part of COVID-19 response". ABC7 Los Angeles. January 21, 2021. Retrieved January 21, 2021.
24. Tompkins, Lucy (January 22, 2021). "U.S. coronavirus cases top 25 million". The New York Times. Retrieved January 23, 2021.
25. Wild, Nadia Kounang and Whitney (January 24, 2021). "38 Capitol Police officers test positive for Covid-19 after Capitol riot". CNN.
26. Achenbach, Joel (January 25, 2021). "First U.S. case of highly transmissible Brazil coronavirus variant identified in Minnesota". The Washington Post. USA. Retrieved January 26, 2021.
27. Chappell, Bill (January 28, 2021). "South Carolina Reports 1st Known U.S. Cases Of Variant From South Africa". NPR News. Retrieved January 28, 2021.
28. "U.S tops 26 million COVID cases as blizzard conditions hamper vaccinations in Northeast". Market Watch. Retrieved February 1, 2021.
29. "Coronavirus: Total US COVID-19 cases top 27 million as death toll swells past 463,000". KIRO-TV. February 7, 2021. from the original on February 8, 2021. Retrieved February 9, 2021.
30. Cone, Allen (February 20, 2021). "COVID-19 cases pass 28 million in U.S., deaths near 500,000". UPI. Retrieved February 23, 2021.
31. Huang, Pien (February 22, 2021). "'A Loss To The Whole Society': U.S. COVID-19 Death Toll Reaches 500,000". NPR. Retrieved February 23, 2021.
32. Maxouris, Christina; Yan, Holly; Vera, Amir (February 23, 2021). "Coronavirus variant will likely drive a new wave of transmission come spring, some experts say". CNN. Retrieved February 24, 2021.
33. Feuer, Will (March 2, 2021). "Texas, Mississippi lift Covid restrictions and mask mandates, despite CDC warnings". CNBC. Retrieved March 5, 2021.
34. Schumaker, Erin (March 2, 2021). "Texas, Mississippi to end mask mandates, allow businesses to reopen at full capacity". ABC News. Retrieved March 5, 2021.
35. Yeung, Jessie; McKeehan, Brett. "More than 2,750 cases of coronavirus variants reported in the US". CNN. Retrieved March 5, 2021.
36. Dugan, Kelli (March 8, 2021). "Coronavirus: Total US COVID-19 cases top 29 million as death toll swells past 525,000". KIRO-TV. Retrieved March 9, 2021.
37. Sullivan, Sean. "Biden directs states to make all adults eligible for vaccine by May 1". Washington Post. ISSN 0190-8286. Retrieved March 12, 2021.
38. Maan, Anurag (March 24, 2021). "U.S. COVID-19 cases top 30 million as states race to vaccinate". Reuters. Retrieved March 24, 2021.
39. Cullinane, Susannah (March 27, 2021). "Record Covid-19 vaccinations don't mean it's time to relax, officials say". CNN. Retrieved March 27, 2021.
40. Maxouris, Christina; Yan, Holly (April 1, 2021). "More than 11,000 cases of a troubling variant reported in the US. These states have the highest numbers". CNN. Retrieved April 2, 2021.
41. Haslett, Cheyenne (April 7, 2021). "UK variant has become most dominant COVID strain in US, CDC says". ABC News. Retrieved April 11, 2021.
42. Linnane, Ciara (April 9, 2021). "Coronavirus tally: Global cases of COVID-19 top 134 million and U.S. death toll above 560,000". MarketWatch. Retrieved April 12, 2021.
43. Haseltine, William A. (April 12, 2021). "An Indian SARS-CoV-2 Variant Lands In California. More Danger Ahead?". Forbes. USA. Retrieved April 20, 2021.
44. "32 Million COVID-19 Cases in US Since Start of Pandemic". KNSD. April 22, 2021. Retrieved April 24, 2021.
45. Nedelman, Michael (April 29, 2021). "More than a third of the US has been infected with Covid-19, CDC estimates". CNN. Retrieved April 29, 2021.
46. Sullivan, Becky (May 6, 2021). "New Study Estimates More Than 900,000 People Have Died Of COVID-19 In U.S." NPR. Retrieved May 11, 2021.
47. Lovelace, Berkeley Jr. (May 13, 2021). "CDC says fully vaccinated people don't need to wear face masks indoors or outdoors in most settings". CNBC. Retrieved May 18, 2021.
48. "Coronavirus: Total US COVID-19 cases top 33 million as death toll creeps past 587,000". KIRO-TV. May 19, 2021. Retrieved June 16, 2021.
49. Har, Janie; Kunzelman, Michael (June 15, 2021). "US COVID-19 deaths hit 600,000, equal to yearly cancer toll". Associated Press. Retrieved June 16, 2021.
50. Lovelace, Berkeley Jr. (July 7, 2021). "CDC data shows highly transmissible delta variant is now the dominant Covid strain in the U.S." CNBC. Retrieved July 11, 2021.
51. Dugan, Kelli (July 17, 2021). "Coronavirus: Total US COVID-19 cases top 34 million as death toll nears 609,000". WFTV. Retrieved August 4, 2021.
52. "Interim Public Health Recommendations for Fully Vaccinated People: Updates as of July 27, 2021". Atlanta, Georgia: Centers for Disease Control and Prevention. July 28, 2021. from the original on August 6, 2021. Retrieved August 6, 2021.
53. Johnson, Alex (August 1, 2021). "U.S. passes 35 million Covid cases as California tops 4 million". NBC News. Retrieved August 4, 2021.
54. Dugan, Kelli (August 10, 2021). "Coronavirus: Total US COVID-19 cases top 36 million as death toll nears 618,000". KIRO-TV. Retrieved August 15, 2021.
55. Dugan, Kelli (August 18, 2021). "Coronavirus: Total US COVID-19 cases top 37 million". WSOC-TV. Retrieved August 22, 2021.
56. Dugan, Kelli (August 24, 2021). "Coronavirus: Total US COVID-19 cases top 38M as death toll passes 630K". KIRO-TV. Retrieved September 15, 2021.
57. Dugan, Kelli (August 31, 2021). "Coronavirus: Total US COVID-19 cases top 39 million". KIRO-TV. Retrieved September 15, 2021.
58. Mundell, Ernie (September 8, 2021). "U.S. COVID-19 Cases Now Top 40 Million". U.S. News & World Report. Retrieved September 15, 2021.
59. Dugan, Kelli (September 13, 2021). "Coronavirus: Total U.S. COVID-19 cases top 41 million". WFTV. Retrieved September 15, 2021.
60. Holcombe, Madeline (September 15, 2021). "1 in 500 US residents has died of Covid-19". CNN. Retrieved September 15, 2021.
61. D'Angelo, Bob (September 18, 2021). "Coronavirus: Total US COVID-19 cases move past 42 million". WFTV. Retrieved September 21, 2021.
62. Lovelace, Berkeley Jr. (September 20, 2021). "Covid is officially America's deadliest pandemic as U.S. fatalities surpass 1918 flu estimates". CNBC. Retrieved September 20, 2021.
63. Dugan, Kelli (September 27, 2021). "Coronavirus: Total US COVID-19 cases top 43 million". KOKI-TV. Retrieved October 1, 2021.
64. Ahluwalia, Shaina; Priya M., Lasya (October 1, 2021). "U.S. COVID-19 death toll hits 700,000". Reuters. Retrieved October 1, 2021.
65. Griffin, Tim (October 7, 2021). "United States passes 44 million mark for COVID-19 cases". KRIS-TV. Retrieved October 9, 2021.
66. Dugan, Kelli (October 18, 2021). "Coronavirus: Total US COVID-19 cases top 45 million as death toll surpasses 725,000". KIRO-TV. Retrieved October 23, 2021.
67. Dugan, Kelli (November 1, 2021). "Coronavirus: Total US COVID-19 cases top 46 million as death toll surpasses 746,000". KIRO-TV. Retrieved November 11, 2021.
68. Dugan, Kelli (November 13, 2021). "Coronavirus: Total US COVID-19 cases top 47 million". WFTV. Retrieved November 17, 2021.
69. Dugan, Kelli (November 25, 2021). "Coronavirus: Total US COVID-19 cases top 48 million". KRMG. Retrieved November 25, 2021.
70. Collins, Kaitlan (November 26, 2021). "Biden restricts travel from South Africa and seven other countries starting Monday". CNN. Retrieved November 26, 2021.
71. "First confirmed US case of Omicron coronavirus variant detected in California". CNN. December 2021.

External links

• Timeline of the Coronavirus Pandemic and U.S. Response from Just Security, a national security forum.