NYS COVID-19 Test Data for Nassau County

Nassau County, population 1,383,726, part of the Long Island region
NewCasesNew casesper 100KNew Cases Per Week, Nassau CountyMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDec016633350066683308300124504150  Line: NYS New Cases Per 100K, Weekly
Weekly COVID-19 Test Results.
The worst week was 1/2/2022 to 1/8/2022,
with 41859 cases, for 3025 cases per 100,000 people.
FromToNew Positives /
100K people /
week		Actual
New
Positives		% Tests
Positive
12/15/202412/21/202464891
12/8/202412/14/202442583
12/1/202412/7/202438537
11/24/202411/30/202424338
11/17/202411/23/202418251
11/10/202411/16/202416229
11/3/202411/9/202421293
10/27/202411/2/202424341
10/20/202410/26/202428391
10/13/202410/19/202429412
10/6/202410/12/202431433
9/29/202410/5/202434480
9/22/20249/28/202456779
9/15/20249/21/202463875
9/8/20249/14/202459830
9/1/20249/7/202460841
8/25/20248/31/2024761062
8/18/20248/24/2024801111
8/11/20248/17/2024861201
8/4/20248/10/2024951325
7/28/20248/3/20241101526
7/21/20247/27/20241391935
7/14/20247/20/20241291796
7/7/20247/13/20241111548
6/30/20247/6/2024961341
6/23/20246/29/2024771069
6/16/20246/22/202471985
6/9/20246/15/202460832
6/2/20246/8/202452729
5/26/20246/1/202447662
5/19/20245/25/202441576
5/12/20245/18/202435490
5/5/20245/11/202430422
4/28/20245/4/202429404
4/21/20244/27/202423323
4/14/20244/20/202420286
4/7/20244/13/202423329
3/31/20244/6/202427383
3/24/20243/30/202431431
3/17/20243/23/202433466
3/10/20243/16/202436505
3/3/20243/9/202443601
2/25/20243/2/202461849
2/18/20242/24/2024731014
2/11/20242/17/2024901252
2/4/20242/10/20241241724
1/28/20242/3/20241592213
1/21/20241/27/20241872592
1/14/20241/20/20242122943
1/7/20241/13/20242833929
12/31/20231/6/20243444767
12/24/202312/30/20233424736
12/17/202312/23/20232833918
12/10/202312/16/20232283158
12/3/202312/9/20231552151
11/26/202312/2/20231441994
11/19/202311/25/2023931291
11/12/202311/18/2023871208
11/5/202311/11/2023761055
10/29/202311/4/202371992
10/22/202310/28/2023781081
10/15/202310/21/202370977
10/8/202310/14/2023851187
10/1/202310/7/20231131575
9/24/20239/30/20231401946
9/17/20239/23/20231612228
9/10/20239/16/20231562163
9/3/20239/9/20231381911
8/27/20239/2/2023821138
8/20/20238/26/20235171414.23%
8/13/20238/19/20234563512.68%
8/6/20238/12/20234867314.4%
7/30/20238/5/20235171415.95%
7/23/20237/29/20233346412.32%
7/16/20237/22/20232636711.75%
7/9/20237/15/2023212928.73%
7/2/20237/8/2023192758.36%
6/25/20237/1/2023172416.42%
6/18/20236/24/2023182507.15%
6/11/20236/17/2023152185.52%
6/4/20236/10/2023172436.41%
5/28/20236/3/2023202865.94%
5/21/20235/27/2023192635.31%
5/14/20235/20/2023172403.45%
5/7/20235/13/2023223103.12%
4/30/20235/6/2023213022.9%
4/23/20234/29/2023182512.41%
4/16/20234/22/2023202842.49%
4/9/20234/15/2023243392.81%
4/2/20234/8/2023273812.8%
3/26/20234/1/2023354913.23%
3/19/20233/25/2023365022.96%
3/12/20233/18/2023314303.02%
3/5/20233/11/2023354892.83%
2/26/20233/4/2023466473.36%
2/19/20232/25/2023557704.14%
2/12/20232/18/20239012465.16%
2/5/20232/11/2023719904.63%
1/29/20232/4/20239713495.8%
1/22/20231/28/202311515996.58%
1/15/20231/21/202313518777.64%
1/8/20231/14/202315421387.83%
1/1/20231/7/2023236327710.88%
12/25/202212/31/2022242335911.23%
12/18/202212/24/2022307425611.23%
12/11/202212/17/2022300416210.39%
12/4/202212/10/202228639709.66%
11/27/202212/3/202229340669.91%
11/20/202211/26/202217824748.81%
11/13/202211/19/202217624487.72%
11/6/202211/12/202217424097.44%
10/30/202211/5/202217724597.65%
10/23/202210/29/202217624428.14%
10/16/202210/22/202215621627.63%
10/9/202210/15/202214219707.17%
10/2/202210/8/202215120978.02%
9/25/202210/1/202216522928.31%
9/18/20229/24/202220328199.25%
9/11/20229/17/202217724518.81%
9/4/20229/10/202215221138.84%
8/28/20229/3/202216723159.19%
8/21/20228/27/202217123788.8%
8/14/20228/20/202219226679.08%
8/7/20228/13/202224734319.66%
7/31/20228/6/2022238329410.18%
7/24/20227/30/2022291403711.46%
7/17/20227/23/2022321444511.82%
7/10/20227/16/2022333461112.03%
7/3/20227/9/2022310430112.72%
6/26/20227/2/2022261361410.58%
6/19/20226/25/202224934528.67%
6/12/20226/18/202223832948.71%
6/5/20226/11/202224934598.19%
5/29/20226/4/2022278385810.05%
5/22/20225/28/2022370512610.72%
5/15/20225/21/2022444615611.63%
5/8/20225/14/2022457632411.57%
5/1/20225/7/2022396549010.98%
4/24/20224/30/202229641068.8%
4/17/20224/23/202223432467.68%
4/10/20224/16/202224033306.12%
4/3/20224/9/202217223895%
3/27/20224/2/202211816333.55%
3/20/20223/26/20229312892.89%
3/13/20223/19/2022638832.11%
3/6/20223/12/2022517191.71%
2/27/20223/5/2022557631.73%
2/20/20222/26/2022608431.98%
2/13/20222/19/20229112662.32%
2/6/20222/12/202215020843.73%
1/30/20222/5/202222531275.15%
1/23/20221/29/202240856547.87%
1/16/20221/22/20227661061011.63%
1/9/20221/15/202217592435018.56%
1/2/20221/8/202230254185925.29%
12/26/20211/1/202228893998423.44%
12/19/202112/25/202116352263014.61%
12/12/202112/18/202172099689%
12/5/202112/11/202141157005.86%
11/28/202112/4/202135749425.57%
11/21/202111/27/202120928924.1%
11/14/202111/20/202119326773.78%
11/7/202111/13/202113618872.74%
10/31/202111/6/202110514602.17%
10/24/202110/30/20219613361.87%
10/17/202110/23/20219513271.73%
10/10/202110/16/202113018062.19%
10/3/202110/9/202113018102.25%
9/26/202110/2/202113719002.33%
9/19/20219/25/202116923392.88%
9/12/20219/18/202120027813.48%
9/5/20219/11/202117924863.77%
8/29/20219/4/202119426953.93%
8/22/20218/28/202119827473.93%
8/15/20218/21/202120127853.77%
8/8/20218/14/202118425543.61%
8/1/20218/7/202115721853.46%
7/25/20217/31/202110314292.85%
7/18/20217/24/20217510512.34%
7/11/20217/17/2021405631.64%
7/4/20217/10/2021253501.08%
6/27/20217/3/2021141960.53%
6/20/20216/26/2021111580.34%
6/13/20216/19/2021121670.39%
6/6/20216/12/2021152090.4%
5/30/20216/5/2021162230.45%
5/23/20215/29/2021223100.55%
5/16/20215/22/2021375160.76%
5/9/20215/15/2021507040.94%
5/2/20215/8/2021659091.24%
4/25/20215/1/20219913801.79%
4/18/20214/24/202114420062.32%
4/11/20214/17/202122130653.02%
4/4/20214/10/202129641003.81%
3/28/20214/3/202131743944.29%
3/21/20213/27/202131643774.32%
3/14/20213/20/202133145864.5%
3/7/20213/13/202130141764.5%
2/28/20213/6/202132745364.45%
2/21/20212/27/202132444954%
2/14/20212/20/202129640994.44%
2/7/20212/13/202138252894.8%
1/31/20212/6/202139654925.38%
1/24/20211/30/202155877336.01%
1/17/20211/23/202159983006.6%
1/10/20211/16/2021731101187.14%
1/3/20211/9/2021762105498.71%
12/27/20201/2/202164989908.1%
12/20/202012/26/202048567235.94%
12/13/202012/19/202042258475.58%
12/6/202012/12/202038853774.98%
11/29/202012/5/202035549174.81%
11/22/202011/28/202025134753.31%
11/15/202011/21/202019426923.19%
11/8/202011/14/202016823323%
11/1/202011/7/202010013882.05%
10/25/202010/31/2020709821.55%
10/18/202010/24/2020517161.3%
10/11/202010/17/2020476631.13%
10/4/202010/10/2020496871.17%
9/27/202010/3/2020436031.31%
9/20/20209/26/2020304251.06%
9/13/20209/19/2020365071.17%
9/6/20209/12/2020375181.39%
8/30/20209/5/2020425831.15%
8/23/20208/29/2020263650.81%
8/16/20208/22/2020223160.75%
8/9/20208/15/2020192740.71%
8/2/20208/8/2020243330.92%
7/26/20208/1/2020263621.01%
7/19/20207/25/2020243381.04%
7/12/20207/18/2020223150.99%
7/5/20207/11/2020192760.8%
6/28/20207/4/2020202770.86%
6/21/20206/27/2020192750.87%
6/14/20206/20/2020192750.83%
6/7/20206/13/2020213000.99%
5/31/20206/6/2020365081.58%
5/24/20205/30/2020405592.17%
5/17/20205/23/2020507013.54%
5/10/20205/16/2020669196.05%
5/3/20205/9/202010314379.79%
4/26/20205/2/2020163225815.06%
4/19/20204/25/2020325450925.61%
4/12/20204/18/2020466646037.25%
4/5/20204/11/2020661915545.57%
3/29/20204/4/2020574795351.66%
3/22/20203/28/2020328454544.16%
3/15/20203/21/2020131181631.41%
3/8/20203/14/202057820.86%
3/1/20203/7/20200637.5%

For more information specific to Nassau 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 12/25/2024.