Montgomery County COVID-19 Case Counts

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The information in the case count tables is based on the Maryland Department of Health data released on 10/23/2020.

  • Counts may be different from those reported by Maryland, due to sources of reporting.
  • Cases with unknown sex/age are excluded.
  • Rates are per 100,000 population.
  • Case Fatality Rate = (Number of Deaths/Number of Cases)*100

We update the case count tables on Tuesdays and Fridays. For a daily updates on cases and deaths, see the State of Maryland Covid-19 Data Dashboard.

Confirmed Cases

Age Group Male Female Total
Count Rate Count Rate Count Rate
0-9 years 540 783.5 506 766.9 1,046 775.4
10-19 years 1,008 1500.7 1,151 1800.0 2,159 1646.7
20-29 years 2,019 3250.8 2,226 3621.9 4,245 3335.4
30-39 years 2,189 3104.6 2,289 3081.2 4,478 3092.6
40-49 years 2,095 3057.5 2,046 2732.7 4,141 2887.9
50-59 years 1,810 2572.4 1,806 2340.7 3,616 2451.2
60-69 years 1,181 2224.1 1,155 1919.8 2,336 2062.5
70-79 years 609 2291.1 664 1862.4 1,273 2045.5
80+ years 551 3643.7 1,037 4279.3 1,588 4035.1
Total 12,002 2389.0 12,880 2395.2 24,882 2392.2

Confirmed Cases by Age and Month of Specimen Collection

Age Group March April May June July August September October
Count % Count % Count % Count % Count % Count % Count % Count %
0-9 years 1 0.1 84 1.7 280 4.1 158 5.5 130 4.7 144 6.2 135 5.3 114 5.9
10-19 years 24 3.1 156 3.2 409 5.9 266 9.3 315 11.5 313 13.5 450 17.5 226 11.8
20-29 years 112 14.7 540 11.2 980 14.2 495 17.4 625 22.7 499 21.5 623 24.2 371 19.3
30-39 years 139 18.2 816 17.0 1,276 18.5 581 20.4 521 19.0 416 18.0 404 15.7 326 17.0
40-49 years 135 17.7 878 18.3 1,237 17.9 484 17.0 419 15.2 339 14.6 326 12.7 323 16.8
50-59 years 146 19.2 824 17.1 1,020 14.8 413 14.5 378 13.8 246 10.6 314 12.2 275 14.3
60-69 years 116 15.2 562 11.7 691 10.0 244 8.6 200 7.3 187 8.1 182 7.1 154 8.0
70-79 years 57 7.5 371 7.7 398 5.8 101 3.5 94 3.4 92 4.0 79 3.1 81 4.2
80+ years 31 4.1 577 12.0 616 8.9 111 3.9 67 2.4 81 3.5 57 2.2 48 2.5
TOTAL 761 4,808 6,907 2,853 2,749 2,317 2,570 1,918

Cases by ZIP Code

ZIP codes with less than 15 cumulative cases have been redacted from this report.

Deaths by Age and Gender

***Rates are suppressed if frequency is less than 10, due to statistical instability.

Age Group Male Female Total
Count Rate Count Rate Count Rate
0-9 years 0 0.0 0 0.0 0 0.0
10-19 years 0 0.0 0 0.0 0 0.0
20-29 years 0 0.0 0 0.0 0 0.0
30-39 years 10 14.2 4 NA*** 14 9.7
40-49 years 19 27.7 9 NA*** 28 19.5
50-59 years 44 62.5 11          14.3 55 37.3
60-69 years 81 152.5 34 56.5 115 101.5
70-79 years 90 338.6 77 216.0 167 268.3
80+ years 197 1302.7 247 1019.3 444 1128.2
Total 441 87.8 382 71.0 823 79.1

Deaths by Demographics

Race/Ethnicity Count Rate
Non-Hispanic White 379 84.0
Non-Hispanic Black 179 93.0
Non-Hispanic Asian 73 45.3
Hispanic 169 81.6
Other 23
Total 823 79.1

Deaths by ZIP Code

Data table - Deaths by ZIP Code - Updated 10/23/2020

map showing deaths by ZIP Code

Nursing Home Cases and Deaths

Deaths Cases Deaths Case Fatality Rate
Nursing Home 3,011 477 15.8
Non-Nursing Home 21,871 346 1.6
Total 24,882 823 3.3

Rt (time-varying reproduction number)

See Rt graph previously on this page.