Montgomery County COVID-19 Data Tables and Graphs

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  • 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

The information in the case count tables is based on the Maryland Department of Health data released on 12/09/2021. We will update it as soon as new data is available from MDH.

We normally update this page on Fridays. For a daily updates on cases and deaths, see the State of Maryland COVID-19 Data Dashboard.

Confirmed Cases

  • The counts may be different than those reported by MDH due to sources of reporting.
  • Cases with unknown sex/age are excluded (n=0).

Download data for Confirmed Cases by Age Group (CSV)
Download data for Confirmed Cases by Sex and Age Group (CSV)

Age Group Male Female Total
Count Rate per 100K population Count Rate per 100K population Count Rate
0-9 years 3,469 5,033.4 3,159 4,787.1 6,628 4,913.3
10-19 years 4,731 7,043.5 4,836 7,562.9 9,567 7,296.8
20-29 years 7,091 11,417.4 7,750 12,610.0 14,841 12,010.6
30-39 years 6,865 9,736.3 7,540 10,149.6 14,405 9,948.3
40-49 years 6,491 9,473.1 6,997 9,345.3 13,488 9,406.4
50-59 years 5,827 8,281.3 6,110 7,919.0 11,937 8,091.8
60-69 years 3,875 7,297.7 3,909 6,497.6 7,784 6,872.7
70-79 years 1,771 6,662.7 2,028 5,688.3 3,799 6,104.5
80+ years 1,297 8,576.9 2,179 8,991.9 3,476 8,832.4
Total years 41,417 8,244.0 44,508 8,276.8 85,925 8,260.1

Confirmed Cases by Age and Month

  • Cases with unknown sex/age are excluded (n=0).
  • Row percent is displayed, representing the percentage of total cases per month falling within each age group.
  • The sum of monthly cases may not add up to total due to invalid year/month combination.

Download data for Confirmed Cases by Age and Month (CSV)

Age group 0-9 years 10-19 years 20-29 years 30-39 years 40-49 years 50-59 years 60-69 years 70-79 years 80+years Total
March 2020 Case Count 1 24 112 139 135 146 116 57 31 761
March 2020 Case % 0.1 3.2 14.7 18.3 17.7 19.2 15.2 7.5 4.1 100
April 2020 Case Count 84 156 539 816 877 821 561 369 574 4,797
April 2020 Case % 1.8 3.3 11.2 17.0 18.3 17.1 11.7 7.7 12.0 100
May 2020 Case Count 280 409 977 1,274 1,235 1,016 688 398 612 6,889
May 2020 Case % 4.1 5.9 14.2 18.5 17.9 14.7 10.0 5.8 8.9 100
June 2020 Case Count 158 265 493 575 487 412 245 101 111 2,847
June 2020 Case % 5.5 9.3 17.3 20.2 17.1 14.5 8.6 3.5 3.9 100
July 2020 Case Count 130 315 626 521 418 381 201 94 68 2,754
July 2020 Case % 4.7 11.4 22.7 18.9 15.2 13.8 7.3 3.4 2.5 100
August 2020 Case Count 142 316 501 417 338 248 188 92 81 2,323
August 2020 Case % 6.1 13.6 21.6 18.0 14.6 10.7 8.1 4.0 3.5 100
September 2020 Case Count 133 451 626 404 325 315 182 78 57 2,571
September 2020 Case % 5.2 17.5 24.3 15.7 12.6 12.3 7.1 3.0 2.2 100
October 2020 Case Count 218 399 704 634 600 525 287 142 112 3,621
October 2020 Case % 6.0 11.0 19.4 17.5 16.6 14.5 7.9 3.9 3.1 100
November 2020 Case Count 597 872 1,672 1,452 1,406 1,325 737 391 327 8,779
November 2020 Case % 6.8 9.9 19.0 16.5 16.0 15.1 8.4 4.5 3.7 100
December 2020 Case Count 887 1,375 2,182 2,119 2,014 1,823 1,212 570 531 12,713
December 2020 Case % 7.0 10.8 17.2 16.7 15.8 14.3 9.5 4.5 4.2 100
January 2021 Case Count 797 1,287 1,881 1,819 1,826 1,682 1,179 570 425 11,466
January 2021 Case % 7.0 11.2 16.4 15.9 15.9 14.7 10.3 5.0 3.7 100
February 2021 Case Count 286 554 698 644 621 556 386 195 140 4,080
February 2021 Case % 7.0 13.6 17.1 15.8 15.2 13.6 9.5 4.8 3.4 100
March 2021 Case Count 259 513 662 568 539 487 301 99 66 3,494
March 2021 Case % 7.4 14.7 18.9 16.3 15.4 13.9 8.6 2.8 1.9 100
April 2021 Case Count 314 472 588 503 416 393 207 74 29 2,996
April 2021 Case % 10.5 15.8 19.6 16.8 13.9 13.1 6.9 2.5 1.0 100
May 2021 Case Count 104 125 169 174 149 98 66 24 23 932
May 2021 Case % 11.2 13.4 18.1 18.7 16.0 10.5 7.1 2.6 2.5 100
June 2021 Case Count 26 30 50 50 37 33 25 10 8 269
June 2021 Case % 9.7 11.2 18.6 18.6 13.8 12.3 9.3 3.7 3.0 100
July 2021 Case Count 167 169 260 206 146 138 106 55 14 1,261
July 2021 Case % 13.2 13.4 20.6 16.3 11.6 10.9 8.4 4.4 1.1 100
August 2021 Case Count 542 559 753 674 575 467 334 141 65 4,110
August 2021 Case % 13.2 13.6 18.3 16.4 14.0 11.4 8.1 3.4 1.6 100
September 2021 Case Count 562 543 561 550 515 423 291 133 71 3,649
September 2021 Case % 15.4 14.9 15.4 15.1 14.1 11.6 8.0 3.6 1.9 100
October 2021 Case Count 401 299 316 368 333 281 231 95 69 2,393
October 2021 Case % 16.8 12.5 13.2 15.4 13.9 11.7 9.7 4.0 2.9 100
November 2021 Case Count 511 412 431 469 471 344 229 101 57 3,025
November 2021 Case % 16.9 13.6 14.2 15.5 15.6 11.4 7.6 3.3 1.9 100
December 2021 Case Count 29 22 40 29 25 23 12 10 5 195
December 2021 Case % 14.9 11.3 20.5 14.9 12.8 11.8 6.2 5.1 2.6 100
Total Case Count 6,628 9,567 14,841 14,405 13,488 11,937 7,784 3,799 3,476 85,925
Total Case % 7.7 11.1 17.3 16.8 15.7 13.9 9.1 4.4 4.0 100

Cases by Race/Ethnicity and Month

  • Row percent is displayed, representing the percentage of total cases per month falling within each race/ethnicity group.
  • The sum of monthly cases may not add up to total due to invalid year/month combination.

Download data for Cases by Race/Ethnicity and Month (CSV)
Download data for Total Confirmed Cases by Race/Ethnicity (CSV)

Race/Ethnicity Non-Hispanic White Non-Hispanic Black Non-Hispanic Asian Hispanic NH-Other American Indian or Alaska native (non-Hispanic) Native Hawaiian or Other Pacific Islander (non-Hispanic) Unknown Totals
March 2020 Case Count 281 233 46 132 54 6 6 3 761
March 2020 Case % 36.9 30.6 6.0 17.3 7.1 N/A N/A 0.4 100
April 2020 Case Count 1,069 1,294 235 1,857 294 11 13 23 23
April 2020 Case % 22.3 27.0 4.9 38.7 6.1 0.2 0.3 0.5 100
May 2020 Case Count 1,266 1,117 292 3,542 590 4 0 78 6,889
May 2020 Case % 18.4 16.2 4.2 51.4 8.6 N/A 0.0 1.1 100
June 2020 Case Count 575 429 115 1,476 204 0 0 48 2,847
June 2020 Case % 20.2 15.1 4.0 51.8 7.2 0.0 0.0 1.7 100
July 2020 Case Count 707 721 99 907 184 4 0 131 2,753
July 2020 Case % 25.7 26.2 3.6 32.9 6.7 N/A 0.0 4.8 100
August 2020 Case Count 476 533 89 700 115 2 0 408 2,323
August 2020 Case % 20.5 22.9 3.8 30.1 5.0 N/A 0.0 17.6 100
September 2020 Case Count 640 445 70 628 163 3 0 622 2,571
September 2020 Case % 24.9 17.3 2.7 24.4 6.3 N/A 0.0 24.2 100
October 2020 Case Count 847 567 144 1,387 306 2 0 368 3,621
October 2020 Case % 23.4 15.7 4.0 38.3 8.5 N/A 0.0 10.2 100
November 2020 Case Count 2,073 1,498 398 2,825 747 12 1 1225 8,779
November 2020 Case % 23.6 17.1 4.5 32.2 8.5 N/A N/A 14.0 100
December 2020 Case Count 3,734 2,623 618 3,864 1,436 13 9 417 12,714
December 2020 Case % 29.4 20.6 4.9 30.4 11.3 N/A N/A 3.3 100
January 2021 Case Count 3,602 2,419 539 3,455 1,268 5 3 174 11,465
January 2021 Case % 31.4 21.1 4.7 30.1 11.1 N/A N/A 1.5 100
February 2021 Case Count 1,183 978 203 1,198 458 7 0 50 4,077
February 2021 Case % 29.0 24.0 5.0 29.4 11.2 N/A 0.0 1.2 100
March 2021 Case Count 1,046 918 175 836 473 3 7 35 3,493
March 2021 Case % 29.9 26.3 5.0 23.9 13.5 N/A N/A 1.0 100
April 2021 Case Count 865 997 113 650 348 4 4 15 2,996
April 2021 Case % 28.9 33.3 3.8 21.7 11.6 N/A N/A 0.5 100
May 2021 Case Count 202 347 24 253 99 0 1 6 932
May 2021 Case % 21.7 37.2 2.6 27.1 10.6 0.0 N/A 0.6 100
June 2021 Case Count 67 93 9 69 25 0 0 6 269
June 2021 Case % 24.9 34.6 3.3 25.7 9.3 0.0 0.0 2.2 100
July 2021 Case Count 477 304 38 240 186 0 2 13 1,260
July 2021 Case % 37.9 24.1 3.0 19.0 14.8 0.0 N/A 1.0 100
August 2021 Case Count 1,625 1,095 91 687 554 5 4 43 4,104
August 2021 Case % 39.6 26.7 2.2 16.7 13.5 N/A N/A 1.0 100
September 2021 Case Count 1,307 840 100 819 551 2 0 30 3,649
September 2021 Case % 35.8 23.0 2.7 22.4 15.1 N/A 0.0 0.8 100
October 2021 Case Count 912 382 50 541 374 2 3 110 2,374
October 2021 Case % 38.4 16.1 2.1 22.8 15.8 N/A N/A 4.6 100
November 2021 Case Count 736 303 35 426 366 2 2 227 2097
November 2021 Case % 35.1 14.4 1.7 20.3 17.5 N/A N/A 10.8 100
December 2021
Case Count
33 21 1 17 17 0 0 106 195
December 2021
Case %
16.9 10.8 0.5 8.7 8.7 0.0 0.0 54.4 100
Total Case Count 24,061 18,333 3,512 26,690 9,033 89 55 4152 85,533
Total Case % 28.0 21.3 4.1 31.1 10.5 0.1 0.1 4.8 100

Cases by ZIP Code

On August 5, 2021, the public-facing Montgomery County COVID-19 Dashboard methodology for monitoring COVID-19 related metrics was altered to align closer with the Centers for Disease Control and Prevention (CDC) Guidance released on July 27, 2021.

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

Open "Cases by ZIP Code" in a new window - view more easily on mobile devices!

Deaths by Age and Sex

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

Download data for Deaths by Age and Sex (CSV)

Age Group Male Female Total
Count Rate per 100K population Count Rate per 100K population Count Rate per 100K population
0-9 years 0 0.0 0 0.0 0 0
10-19 years 0 0.0 0 0.0 0 0
20-29 years 1 N/A*** 1 N/A*** 2 N/A***
30-39 years 18 25.5 7 N/A*** 25 17.3
40-49 years 39 56.9 21 28.0 60 41.8
50-59 years 100 142.1 32 41.5 132 89.5
60-69 years 163 306.1 80 132.1 243 214.6
70-79 years 191 718.6 152 426.3 343 551.2
80+ years 433 2,863.4 447 1,844.6 880 2,236.1
Total years 945 188.1 740 137.6 1,685 161.1

Deaths by Race/Ethnicity and Month

Row percent is displayed, representing the percentage of total deaths per month falling within each race/ethnicity group.

Download data for Deaths by Race/Ethnicity and Month (CSV)

Race/Ethnicity Non-Hispanic White Non-Hispanic Black Non-Hispanic Asian Hispanic Other Unknown TOTALS
March 2020 death Count 0 1 3 1 0 0 5
March 2020 death % 0.0 20.0 60.0 20.0 0.0 0 100
April 2020 death Count 140 80 20 35 10 0 285
April 2020 death % 49.1 28.1 7.0 12.3 3.5 0 100
May 2020 death Count 158 67 32 64 10 0 331
May 2020 death % 47.7 20.2 9.7 19.3 3.0 0 100
June 2020 death Count 45 16 12 37 1 0 111
June 2020 death % 40.5 14.4 10.8 33.3 0.9 0 100
July 2020 death Count 18 8 4 20 1 0 51
July 2020 death % 35.3 15.7 7.8 39.2 2.0 0 100
August 2020 death Count 15 4 0 9 0 0 28
August 2020 death % 53.6 14.3 0.0 32.1 0.0 0 100
September 2020 death Count 13 4 2 6 1 0 26
September 2020 death % 50.0 15.4 7.7 23.1 3.8 0 100
October 2020 death Count 16 2 2 5 2 0 27
October 2020 death % 59.3 7.4 7.4 18.5 7.4 0 100
November 2020 death Count 51 9 13 20 3 0 96
November 2020 death % 53.1 9.4 13.5 20.8 3.1 0 100
December 2020 death Count 106 17 12 37 3 1 176
December 2020 death % 60.2 9.7 6.8 21.0 1.7 0.6 100
January 2021 death Count 94 27 29 33 3 1 187
January 2021 death % 50.3 14.4 15.5 17.6 1.6 0.5 100
February 2021 death Count 46 19 14 27 7 0 113
February 2021 death % 40.7 16.8 12.4 23.9 6.2 0.0 100
March 2021 death Count 23 16 10 13 2 0 64
March 2021 death % 35.9 25.0 15.6 20.3 3.1 0.0 100
April 2021 death Count 15 8 6 15 1 0 45
April 2021 death % 33.3 17.8 13.3 33.3 2.2 0.0 100
May 2021 death Count 10 8 2 4 3 0 27
May 2021 death % 37.0 29.6 7.4 14.8 11.1 0.0 100
June 2021 death Count 5 2 2 4 0 0 13
June 2021 death % 38.5 15.4 15.4 30.8 0.0 0.0 100
July 2021 death Count 1 2 1 1 0 0 5
July 2021 death % 20.0 40.0 20.0 20.0 0.0 0.0 100
August 2021 death Count 4 4 3 4 0 0 15
August 2021 death % 26.7 26.7 20.0 26.7 0.0 0.0 100
September 2021 death Count 21 8 2 3 1 0 35
September 2021 death % 60.0 22.9 5.7 8.6 2.9 0.0 100
October 2021 death Count 19 3 3 5 1 0 31
October 2021 death % 61.3 9.7 9.7 16.1 3.2 0.0 100
November 2021 death Count 4.0 2.0 2.0 6.0 0.0 0.0 14
November 2021 death % 28.6 14.3 14.3 42.9 0.0 0.0 100
Total death Count 804 307 174 349 49 2 1,685
Total death % 47.7 18.2 10.3 20.7 2.9 0.1 100

Deaths by ZIP Code

map showing deaths by ZIP Code

Based on ZIP code of residence

Deaths by ZIP Code Data

ZIP Code Number of Deaths
20706 1
20707 1
20708 1
20723 2
20740 1
20746 1
20748 1
20783 2
20810 1
20814 49
20815 47
20816 13
20817 53
20818 1
20832 34
20833 11
20837 5
20839 3
20841 8
20842 2
20848 1
20850 108
20851 9
20852 97
20853 45
20854 72
20855 19
20860 14
20861 5
20866 27
20868 2
20871 13
20872 15
20874 61
20876 23
20877 82
20878 45
20879 33
20882 18
20886 54
20895 40
20901 54
20902 113
20903 41
20904 144
20905 24
20906 159
20910 77
20912 42
21050 1
21113 1
21223 1
21701 1
21771 2
21797 1
22088 1

Nursing Home Cases and Deaths

Numbers may not match with those reported by MDH due to reporting lags.

Case Fatality Rate = (# deaths / # cases) * 100

Download data for Nursing Home Cases and Deaths (CSV)

Data from October 28, 2021.

Deaths Cases Deaths Case Fatality Rate
Nursing Home 4,890 782 16.0
Non-Nursing Home 81,035 903 1.1
Total 85,925 1,685 2.0

COVID-19 Vaccinations by ZIP Code

map showing vaccine distribution by ZIP Code

Open "Montgomery County Employee Cases" in a new window - view more easily on mobile devices!


Open "Montgomery County Employee Vaccination Status" in a new window - view more easily on mobile devices!