NYS COVID-19 Test Data for Ontario County

Ontario County, population 112,707, part of the Finger Lakes region
NewCasesNew casesper 100KNew Cases Per Week, Ontario CountyMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJulAugSepOct016633350066683307001050350  Line: NYS New Cases Per 100K, Weekly
Weekly COVID-19 Test Results.
The worst week was 1/2/2022 to 1/8/2022,
with 1321 cases, for 1172 cases per 100,000 people.
FromToNew Positives /
100K people /
week		Actual
New
Positives		% Tests
Positive
10/12/202510/18/20251214
10/5/202510/11/20251315
9/28/202510/4/20251720
9/21/20259/27/20252326
9/14/20259/20/20252327
9/7/20259/13/20252225
8/31/20259/6/20252326
8/24/20258/30/20251113
8/17/20258/23/2025911
8/10/20258/16/20251214
8/3/20258/9/20251518
7/27/20258/2/202578
7/20/20257/26/202534
7/13/20257/19/202534
7/6/20257/12/202545
6/29/20257/5/202567
6/22/20256/28/202579
6/15/20256/21/202579
6/8/20256/14/202578
6/1/20256/7/20251821
5/25/20255/31/20251214
5/18/20255/24/202501
5/11/20255/17/2025911
5/4/20255/10/20251315
4/27/20255/3/20253136
4/20/20254/26/20253540
4/13/20254/19/20252326
4/6/20254/12/20253641
3/30/20254/5/20256169
3/23/20253/29/20253136
3/16/20253/22/20253136
3/9/20253/15/20253540
3/2/20253/8/20253338
2/23/20253/1/20252327
2/16/20252/22/20251922
2/9/20252/15/20253034
2/2/20252/8/20254248
1/26/20252/1/20253641
1/19/20251/25/20253237
1/12/20251/18/20253135
1/5/20251/11/20254349
12/29/20241/4/20254855
12/22/202412/28/20242428
12/15/202412/21/20243338
12/8/202412/14/20241922
12/1/202412/7/20241416
11/24/202411/30/20241214
11/17/202411/23/20241517
11/10/202411/16/20241416
11/3/202411/9/20242630
10/27/202411/2/20242124
10/20/202410/26/20242327
10/13/202410/19/20242529
10/6/202410/12/20243237
9/29/202410/5/20246776
9/22/20249/28/2024110124
9/15/20249/21/2024118134
9/8/20249/14/2024110125
9/1/20249/7/20246574
8/25/20248/31/20246270
8/18/20248/24/20247181
8/11/20248/17/20245360
8/4/20248/10/20244753
7/28/20248/3/20245765
7/21/20247/27/20245158
7/14/20247/20/20244754
7/7/20247/13/20244754
6/30/20247/6/20242630
6/23/20246/29/20242630
6/16/20246/22/20242326
6/9/20246/15/20241922
6/2/20246/8/20241214
5/26/20246/1/20241214
5/19/20245/25/20242023
5/12/20245/18/20241720
5/5/20245/11/20241416
4/28/20245/4/20241720
4/21/20244/27/20241619
4/14/20244/20/20241012
4/7/20244/13/20241517
3/31/20244/6/20241315
3/24/20243/30/20242529
3/17/20243/23/20242731
3/10/20243/16/20242326
3/3/20243/9/20242124
2/25/20243/2/20242327
2/18/20242/24/20243540
2/11/20242/17/20245765
2/4/20242/10/20247080
1/28/20242/3/20246776
1/21/20241/27/20246978
1/14/20241/20/2024117132
1/7/20241/13/202494107
12/31/20231/6/2024152172
12/24/202312/30/2023134152
12/17/202312/23/2023180203
12/10/202312/16/2023140158
12/3/202312/9/2023105119
11/26/202312/2/2023134152
11/19/202311/25/2023103117
11/12/202311/18/2023104118
11/5/202311/11/20238596
10/29/202311/4/20238394
10/22/202310/28/20236776
10/15/202310/21/20236372
10/8/202310/14/20235866
10/1/202310/7/20237181
9/24/20239/30/202398111
9/17/20239/23/202392104
9/10/20239/16/20238192
9/3/20239/9/20235057
8/27/20239/2/20233540
8/20/20238/26/2023293328.95%
8/13/20238/19/2023232618.18%
8/6/20238/12/2023222519.53%
7/30/20238/5/2023151820.22%
7/23/20237/29/2023172023.26%
7/16/20237/22/2023346.78%
7/9/20237/15/2023131516.13%
7/2/20237/8/2023568%
6/25/20237/1/2023679.72%
6/18/20236/24/2023111318.06%
6/11/20236/17/20237810.53%
6/4/20236/10/202381010.2%
5/28/20236/3/2023784.19%
5/21/20235/27/202315184.76%
5/14/20235/20/202312143.06%
5/7/20235/13/202315183.1%
4/30/20235/6/202311132.13%
4/23/20234/29/202321243.79%
4/16/20234/22/202323263.47%
4/9/20234/15/202340465.62%
4/2/20234/8/202335404.57%
3/26/20234/1/202355626.87%
3/19/20233/25/202362705.62%
3/12/20233/18/202377876.07%
3/5/20233/11/202370805.73%
2/26/20233/4/202375856.45%
2/19/20232/25/202362715.92%
2/12/20232/18/202373835.95%
2/5/20232/11/202369785.41%
1/29/20232/4/202386976.94%
1/22/20231/28/202382936.96%
1/15/20231/21/202373836.03%
1/8/20231/14/20231011146.95%
1/1/20231/7/20231071217.81%
12/25/202212/31/2022931057.01%
12/18/202212/24/20221161317.85%
12/11/202212/17/20221001135.7%
12/4/202212/10/2022921045.37%
11/27/202212/3/202272823.99%
11/20/202211/26/202241473.41%
11/13/202211/19/202287996.03%
11/6/202211/12/202277875.18%
10/30/202211/5/2022961096.47%
10/23/202210/29/20221021166.88%
10/16/202210/22/20221081226.9%
10/9/202210/15/20221601819.9%
10/2/202210/8/20221441638.99%
9/25/202210/1/20221621839.66%
9/18/20229/24/20221331518.16%
9/11/20229/17/20221191357.39%
9/4/20229/10/202276866.05%
8/28/20229/3/202280916.47%
8/21/20228/27/2022931056.84%
8/14/20228/20/20221001136.97%
8/7/20228/13/20221121278.3%
7/31/20228/6/2022951086.88%
7/24/20227/30/20221151308.17%
7/17/20227/23/2022971107.02%
7/10/20227/16/2022901026.49%
7/3/20227/9/202283946.53%
6/26/20227/2/202253604.16%
6/19/20226/25/20221391577.35%
6/12/20226/18/202283944.99%
6/5/20226/11/202283944.59%
5/29/20226/4/202278884.43%
5/22/20225/28/20221351537.02%
5/15/20225/21/20221832077.56%
5/8/20225/14/20222412729.46%
5/1/20225/7/202229933710.41%
4/24/20224/30/202229833610.33%
4/17/20224/23/202231635712.44%
4/10/20224/16/202225628912%
4/3/20224/9/20221711936.72%
3/27/20224/2/20221141294.3%
3/20/20223/26/2022971103.75%
3/13/20223/19/202263722.59%
3/6/20223/12/202270792.98%
2/27/20223/5/202285963.93%
2/20/20222/26/2022961095.01%
2/13/20222/19/20221611825.24%
2/6/20222/12/20222192476.85%
1/30/20222/5/20223253679.67%
1/23/20221/29/202256663911.73%
1/16/20221/22/202279990116.7%
1/9/20221/15/20221146129217.63%
1/2/20221/8/20221172132119.03%
12/26/20211/1/202268076715.58%
12/19/202112/25/20213694169.06%
12/12/202112/18/20214284839.67%
12/5/202112/11/20214935569.67%
11/28/202112/4/202150757210.53%
11/21/202111/27/202137442210.1%
11/14/202111/20/20215175839.77%
11/7/202111/13/20214635229.56%
10/31/202111/6/20213443887.26%
10/24/202110/30/20212132414.81%
10/17/202110/23/20211701923.99%
10/10/202110/16/20211872114.02%
10/3/202110/9/20211431623.14%
9/26/202110/2/20211792023.65%
9/19/20219/25/20211812053.92%
9/12/20219/18/20211701924.52%
9/5/20219/11/20211721944.8%
8/29/20219/4/20211521724.12%
8/22/20218/28/20211221384.35%
8/15/20218/21/2021941063.86%
8/8/20218/14/202181923.9%
8/1/20218/7/202139442.32%
7/25/20217/31/202142482.84%
7/18/20217/24/202137422.96%
7/11/20217/17/2021790.75%
7/4/20217/10/202111131.08%
6/27/20217/3/2021340.29%
6/20/20216/26/2021120.12%
6/13/20216/19/2021450.21%
6/6/20216/12/2021560.19%
5/30/20216/5/202114160.5%
5/23/20215/29/202118210.64%
5/16/20215/22/202143491.23%
5/9/20215/15/202147531.11%
5/2/20215/8/2021921042.07%
4/25/20215/1/20211251412.44%
4/18/20214/24/20211111262.17%
4/11/20214/17/20211751983.23%
4/4/20214/10/20212252543.8%
3/28/20214/3/20211341522.32%
3/21/20213/27/20211211372.14%
3/14/20213/20/20211171322.07%
3/7/20213/13/2021881001.66%
2/28/20213/6/20211091231.9%
2/21/20212/27/20211281452.19%
2/14/20212/20/20211341522.68%
2/7/20212/13/20211231392.46%
1/31/20212/6/20211541743.07%
1/24/20211/30/20212142423.46%
1/17/20211/23/20212592923.76%
1/10/20211/16/20213994506.66%
1/3/20211/9/20215746489.7%
12/27/20201/2/202154661610.52%
12/20/202012/26/20203774257.2%
12/13/202012/19/20204034556.82%
12/6/202012/12/20203764247.32%
11/29/202012/5/20202883255.58%
11/22/202011/28/20201922173.52%
11/15/202011/21/20201171322.06%
11/8/202011/14/20201181333.04%
11/1/202011/7/2020991122.72%
10/25/202010/31/202058661.75%
10/18/202010/24/202060681.88%
10/11/202010/17/202053601.57%
10/4/202010/10/202023270.65%
9/27/202010/3/202014160.46%
9/20/20209/26/202010120.37%
9/13/20209/19/202019220.7%
9/6/20209/12/202030341.26%
8/30/20209/5/202014160.6%
8/23/20208/29/2020780.29%
8/16/20208/22/202011130.37%
8/9/20208/15/2020780.28%
8/2/20208/8/20209110.47%
7/26/20208/1/2020780.32%
7/19/20207/25/202015170.64%
7/12/20207/18/202021240.98%
7/5/20207/11/202017200.83%
6/28/20207/4/202021241.18%
6/21/20206/27/202014160.82%
6/14/20206/20/2020670.34%
6/7/20206/13/202010120.46%
5/31/20206/6/202012140.58%
5/24/20205/30/202020231.63%
5/17/20205/23/202033382.74%
5/10/20205/16/202035403.73%
5/3/20205/9/20209111.62%
4/26/20205/2/20209112.34%
4/19/20204/25/202012142.98%
4/12/20204/18/202011136.28%
4/5/20204/11/202022259.54%
3/29/20204/4/202012146.8%
3/22/20203/28/202010128.16%
3/15/20203/21/2020567.32%
3/8/20203/14/2020000%
3/1/20203/7/2020000%

For more information specific to Ontario 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 10/22/2025.