NYS COVID-19 Test Data for Westchester County

Westchester County, population 990,427, part of the Hudson Valley region
NewCasesNew casesper 100KNew Cases Per Week, Westchester CountyMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMay01663335006668330595089252975  Line: NYS New Cases Per 100K, Weekly
Weekly COVID-19 Test Results.
The worst week was 1/2/2022 to 1/8/2022,
with 25379 cases, for 2562 cases per 100,000 people.
FromToNew Positives /
100K people /
week		Actual
New
Positives		% Tests
Positive
5/4/20255/10/202524238
4/27/20255/3/202526261
4/20/20254/26/202535355
4/13/20254/19/202538381
4/6/20254/12/202553531
3/30/20254/5/202556562
3/23/20253/29/202564636
3/16/20253/22/202561609
3/9/20253/15/202550498
3/2/20253/8/202553529
2/23/20253/1/202542416
2/16/20252/22/202544441
2/9/20252/15/202553534
2/2/20252/8/202556555
1/26/20252/1/202559585
1/19/20251/25/202556556
1/12/20251/18/202555546
1/5/20251/11/202554541
12/29/20241/4/202559593
12/22/202412/28/202451507
12/15/202412/21/202447469
12/8/202412/14/202442416
12/1/202412/7/202430300
11/24/202411/30/202421213
11/17/202411/23/202421208
11/10/202411/16/202415149
11/3/202411/9/202421213
10/27/202411/2/202422227
10/20/202410/26/202423235
10/13/202410/19/202422226
10/6/202410/12/202431312
9/29/202410/5/202435350
9/22/20249/28/202454544
9/15/20249/21/202469692
9/8/20249/14/202475743
9/1/20249/7/202459588
8/25/20248/31/202471707
8/18/20248/24/202483824
8/11/20248/17/202487868
8/4/20248/10/202484839
7/28/20248/3/202496958
7/21/20247/27/20241061057
7/14/20247/20/202491911
7/7/20247/13/202486854
6/30/20247/6/202473726
6/23/20246/29/202479791
6/16/20246/22/202473727
6/9/20246/15/202454541
6/2/20246/8/202443435
5/26/20246/1/202439388
5/19/20245/25/202435353
5/12/20245/18/202430302
5/5/20245/11/202424240
4/28/20245/4/202423236
4/21/20244/27/202422220
4/14/20244/20/202422220
4/7/20244/13/202422221
3/31/20244/6/202423228
3/24/20243/30/202425250
3/17/20243/23/202429293
3/10/20243/16/202432321
3/3/20243/9/202438384
2/25/20243/2/202458577
2/18/20242/24/202463624
2/11/20242/17/202480797
2/4/20242/10/20241131122
1/28/20242/3/20241241232
1/21/20241/27/20241411400
1/14/20241/20/20241551540
1/7/20241/13/20242162149
12/31/20231/6/20242542516
12/24/202312/30/20232412387
12/17/202312/23/20232132117
12/10/202312/16/20231571560
12/3/202312/9/20231191188
11/26/202312/2/20231051041
11/19/202311/25/202372723
11/12/202311/18/202366656
11/5/202311/11/202353530
10/29/202311/4/202352522
10/22/202310/28/202353529
10/15/202310/21/202364642
10/8/202310/14/202376757
10/1/202310/7/202393925
9/24/20239/30/20231161150
9/17/20239/23/20231371360
9/10/20239/16/20231201192
9/3/20239/9/20231091088
8/27/20239/2/202373726
8/20/20238/26/20235251913.13%
8/13/20238/19/20235151413.27%
8/6/20238/12/20234443913.18%
7/30/20238/5/20234242312.84%
7/23/20237/29/20232929610.19%
7/16/20237/22/2023272719.85%
7/9/20237/15/2023212126.91%
7/2/20237/8/2023171695.94%
6/25/20237/1/2023181815.75%
6/18/20236/24/2023171715.23%
6/11/20236/17/2023151564.26%
6/4/20236/10/2023171744.83%
5/28/20236/3/2023232336.04%
5/21/20235/27/2023151563.34%
5/14/20235/20/2023161602.83%
5/7/20235/13/2023171712.49%
4/30/20235/6/2023202062.75%
4/23/20234/29/2023181822.23%
4/16/20234/22/2023191892.41%
4/9/20234/15/2023222222.59%
4/2/20234/8/2023252532.9%
3/26/20234/1/2023292932.86%
3/19/20233/25/2023323262.83%
3/12/20233/18/2023262632.59%
3/5/20233/11/2023353512.83%
2/26/20233/4/2023424203.27%
2/19/20232/25/2023575673.31%
2/12/20232/18/2023807955.5%
2/5/20232/11/2023777705.28%
1/29/20232/4/202310110106.8%
1/22/20231/28/202312712647.97%
1/15/20231/21/202314514419.73%
1/8/20231/14/202315515419.23%
1/1/20231/7/2023197195211.07%
12/25/202212/31/2022182180511.2%
12/18/202212/24/2022227225810.41%
12/11/202212/17/202221020818.59%
12/4/202212/10/202221120908.17%
11/27/202212/3/202221221038.44%
11/20/202211/26/202213713597.81%
11/13/202211/19/202213413286.52%
11/6/202211/12/202212412376.76%
10/30/202211/5/202213813727.12%
10/23/202210/29/202212912876.86%
10/16/202210/22/202212912836.88%
10/9/202210/15/202212612537.14%
10/2/202210/8/202212912847.2%
9/25/202210/1/202213413367.22%
9/18/20229/24/202215014917.53%
9/11/20229/17/202214514387.54%
9/4/20229/10/202210510466.94%
8/28/20229/3/202212512467.2%
8/21/20228/27/202213113007.51%
8/14/20228/20/202213913807.42%
8/7/20228/13/202216816648.52%
7/31/20228/6/202220820629.79%
7/24/20227/30/2022223221310.21%
7/17/20227/23/2022238236010.32%
7/10/20227/16/2022253251210.73%
7/3/20227/9/2022234232711.16%
6/26/20227/2/202223022809.77%
6/19/20226/25/202219719547.54%
6/12/20226/18/202219419296.72%
6/5/20226/11/202221321197.21%
5/29/20226/4/202223423267.7%
5/22/20225/28/202231531208.74%
5/15/20225/21/202235435109.62%
5/8/20225/14/202239038729.71%
5/1/20225/7/202231531208.79%
4/24/20224/30/202224824577.07%
4/17/20224/23/202221721566.33%
4/10/20224/16/202220420276.39%
4/3/20224/9/202219118954.73%
3/27/20224/2/202213012903.89%
3/20/20223/26/2022868612.47%
3/13/20223/19/2022898902.57%
3/6/20223/12/2022575661.69%
2/27/20223/5/2022767542.01%
2/20/20222/26/2022545441.88%
2/13/20222/19/2022969542.35%
2/6/20222/12/202212312273.03%
1/30/20222/5/202219719534.5%
1/23/20221/29/202234534236.46%
1/16/20221/22/202263863279.86%
1/9/20221/15/202216801664315.79%
1/2/20221/8/202225622537922.78%
12/26/20211/1/202220922072122.58%
12/19/202112/25/202112141202911.65%
12/12/202112/18/202148347906.2%
12/5/202112/11/202126926723.85%
11/28/202112/4/202120320133.4%
11/21/202111/27/202110910862.37%
11/14/202111/20/202110510412.11%
11/7/202111/13/2021757511.49%
10/31/202111/6/2021535341.1%
10/24/202110/30/2021565571.08%
10/17/202110/23/2021464640.93%
10/10/202110/16/2021696911.21%
10/3/202110/9/2021676671.3%
9/26/202110/2/2021706951.33%
9/19/20219/25/2021989732.02%
9/12/20219/18/202111711642.35%
9/5/20219/11/202111611502.6%
8/29/20219/4/202112412302.86%
8/22/20218/28/202113813723.15%
8/15/20218/21/202114314253.12%
8/8/20218/14/202113813682.88%
8/1/20218/7/202110510412.43%
7/25/20217/31/2021797862.39%
7/18/20217/24/2021444391.46%
7/11/20217/17/2021303061.2%
7/4/20217/10/2021151540.66%
6/27/20217/3/20219970.36%
6/20/20216/26/20219990.29%
6/13/20216/19/20218860.29%
6/6/20216/12/2021151570.43%
5/30/20216/5/2021121190.34%
5/23/20215/29/2021212080.54%
5/16/20215/22/2021292970.66%
5/9/20215/15/2021393900.78%
5/2/20215/8/2021565611.1%
4/25/20215/1/2021878671.54%
4/18/20214/24/202113313202.13%
4/11/20214/17/202119018882.81%
4/4/20214/10/202123523313.15%
3/28/20214/3/202130330023.96%
3/21/20213/27/202129729424.07%
3/14/20213/20/202127327093.7%
3/7/20213/13/202125425243.82%
2/28/20213/6/202128728433.86%
2/21/20212/27/202131130873.81%
2/14/20212/20/202129128893.94%
2/7/20212/13/202136336034.68%
1/31/20212/6/202137236945.32%
1/24/20211/30/202150349896.03%
1/17/20211/23/202155755176.6%
1/10/20211/16/202160359776.89%
1/3/20211/9/202155655137.16%
12/27/20201/2/202154353817.59%
12/20/202012/26/202039338975.41%
12/13/202012/19/202041441036.06%
12/6/202012/12/202042041665.9%
11/29/202012/5/202046045615.95%
11/22/202011/28/202033032694.63%
11/15/202011/21/202025124954.03%
11/8/202011/14/202021821674.08%
11/1/202011/7/202012412332.56%
10/25/202010/31/2020828151.81%
10/18/202010/24/2020666551.58%
10/11/202010/17/2020585821.36%
10/4/202010/10/2020424191%
9/27/202010/3/2020383771.09%
9/20/20209/26/2020292970.92%
9/13/20209/19/2020272700.81%
9/6/20209/12/2020282851.02%
8/30/20209/5/2020292970.87%
8/23/20208/29/2020262600.79%
8/16/20208/22/2020232360.67%
8/9/20208/15/2020252480.75%
8/2/20208/8/2020202070.75%
7/26/20208/1/2020222210.83%
7/19/20207/25/2020262620.99%
7/12/20207/18/2020222180.79%
7/5/20207/11/2020252540.88%
6/28/20207/4/2020262630.97%
6/21/20206/27/2020262591.02%
6/14/20206/20/2020232310.89%
6/7/20206/13/2020333361.28%
5/31/20206/6/2020474731.92%
5/24/20205/30/2020515132.65%
5/17/20205/23/2020757444.92%
5/10/20205/16/2020939307.32%
5/3/20205/9/2020142141011.07%
4/26/20205/2/2020224222017.57%
4/19/20204/25/2020389386127.13%
4/12/20204/18/2020453449033.4%
4/5/20204/11/2020564559038.97%
3/29/20204/4/2020525520445.48%
3/22/20203/28/2020671664630.39%
3/15/20203/21/2020170169118.46%
3/8/20203/14/20201414010.56%
3/1/20203/7/202044225.77%

For more information specific to Westchester County, see their health department page. Data also available as weekly CSV file or daily CSV file.

Data based on New York State Department of Health data. Note that early in the pandemic (and often later), large numbers of cases happened but were not detected. Since 8/30/2023, data no longer reports total number of tests. Population estimates from 2022 census estimates.

Map created for articles on COVID-19 in the 'greater Ithaca region'.

Last updated 5/14/2025.