DC Metropolitan Area COVID-19 Analysis

This post updates COVID-19 confirmed case data for the DC Metropolitan area as of 27 October 2 021 (covering 21 October - 27 October) .  The total confirmed cases in the DC area rose by 3,817 t o  505,465  ( average daily increase of 545 )  from  the previous total of 501,648 . Fatalities rose  by 48 t o  7,807   ( average daily increase of 7 )  from  the previous total of 7,759 . Cases DC Region: 505,465 By State DC Region (505,465) Maryland: 220,293 District of Columbia: 64,108 Virginia: 221,064 By Jurisdiction Maryland (220,293) Frederick County: 24,172 Montgomery County: 82,162 Prince George's County: 99,501 Charles County: 14,458 District of Columbia  (64,108) Virginia (221,064) Arlington County: 18,572 City of Alexandria: 14,231 Fairfax County: 92,944 Loudoun County: 34,074 Prince William County: 61,243 Fatalities DC Region: 7,807 By State DC Region (7,807) Maryland: 4,064 District of Columbia: 1,188 Virginia: 2,555 By Jurisdiction Maryland (4,064) Frederick County: 377 Montg

This post updates COVID-19 confirmed case data for the DC Metropolitan area as of 20 October 2 021 (covering 14 October - 20 October) .  The total confirmed cases in the DC area rose by 4,650 t o  501,648  ( average daily increase of 664 )  from  the previous total of 496,998 . Fatalities rose  by 63 t o  7,759   ( average daily increase of 9 )  from  the previous total of 7,696 . Cases DC Region: 501,648 By State DC Region (501,648) Maryland: 218,876 District of Columbia: 63,474 Virginia: 219,298 By Jurisdiction Maryland (218,876) Frederick County: 23,886 Montgomery County: 81,691 Prince George's County: 98,991 Charles County: 14,308 District of Columbia  (63,474) Virginia (219,298) Arlington County: 18,392 City of Alexandria: 14,119 Fairfax County: 92,248 Loudoun County: 33,766 Prince William County: 60,773 Fatalities DC Region: 7,759 By State DC Region (7,759) Maryland: 4,037 District of Columbia: 1,186 Virginia: 2,536 By Jurisdiction Maryland (4,037) Frederick County: 373 Montg

This post updates COVID-19 confirmed case data for the DC Metropolitan area as of 13 October 2 021 (covering 7 October - 13 October) .  The total confirmed cases in the DC area rose by 5,397 t o  496,998  ( average daily increase of 771 )  from  the previous total of 491,601 . Fatalities rose  by 40 t o  7,696   ( average daily increase of 6 )  from  the previous total of 7,656 . Cases DC Region: 496,998 By State DC Region (496,998) Maryland: 217,241 District of Columbia: 62,852 Virginia: 216,905 By Jurisdiction Maryland (217,241) Frederick County: 23,601 Montgomery County: 81,142 Prince George's County: 98,360 Charles County: 14,138 District of Columbia  (62,852) Virginia (216,905) Arlington County: 18,195 City of Alexandria: 13,971 Fairfax County: 91,260 Loudoun County: 33,414 Prince William County: 60,065 Fatalities DC Region: 7,696 By State DC Region (7,696) Maryland: 4,004 District of Columbia: 1,183 Virginia: 2,509 By Jurisdiction Maryland (4,004) Frederick County: 369 Montgo

This post updates COVID-19 confirmed case data for the DC Metropolitan area as of 6 October 2 021 (covering 30 September - 6 October) .  The total confirmed cases in the DC area rose by 5,758 t o  491,601  ( average daily increase of 823 )  from  the previous total of 485,843 . Fatalities rose  by 49 t o  7,656   ( average daily increase of 7 )  from  the previous total of 7,607 . Cases DC Region: 491,601 By State DC Region (491,601) Maryland: 215,064 District of Columbia: 62,098 Virginia: 214,439 By Jurisdiction Maryland (215,064) Frederick County: 23,288 Montgomery County: 80,448 Prince George's County: 97,385 Charles County: 13,943 District of Columbia  (62,098) Virginia (214,439) Arlington County: 17,967 City of Alexandria: 13,790 Fairfax County: 90,263 Loudoun County: 33,084 Prince William County: 59,335 Fatalities DC Region: 7,656 By State DC Region (7,656) Maryland: 3,980 District of Columbia: 1,181 Virginia: 2,495 By Jurisdiction Maryland (3,980) Frederick County: 367 Montg

I will present some summary statistics which can explain the trends that we observed during the month of September 2021. This complements similar reports from previous months . Total Case Growth Total cases on  31 August: 456,032 Total  cases  on 30 September: 486,904 Total  case  increase: 30,872 Smallest daily case increase: 695 (7  September ) Largest daily case increase: 1,448  ( 10 September ) Average daily increase: 1,029 Total Fatality Growth Total fatalities on  31 August: 7,439 Total  fatalities  on 30 September: 7,622 Total  fatality  increase: 183 Smallest daily fatality increase: 0  (18  September ) Largest daily  fatality  increase: 15   (30 September ) Average daily increase : 6.10 State-Level Shares for September 2021 Median share of regional cases for Maryland: 44 % Median share of regional fatalities for Maryland: 52% Maryland share of DC metropolitan-area population: 42% Median share of regional cases for DC:  12% Median share of regional fatalities for DC: 15 % DC sh