TickCheck will be closed Thursday, June 19th for Juneteenth. Processing will resume Friday June 20th.

We are experiencing an above-average volume of incoming tick testing orders. Processing times for current orders will be delayed.

Please mail your tick sample tracked (USPS priority mail, UPS, FedEx) so we can expedite processing, as untracked mail (USPS First Class) may be delayed.

Reports of Lyme Disease in Oregon

826

Total cases of lyme disease confirmed in Oregon (2000 to 2020)

Note:

Due to the fact that the CDC's data only represents confirmed cases, the actual quantity of Lyme disease cases may be far greater. We estimate a total of 8,260 true cases of Lyme disease in Oregon.

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Yearly Breakdown

Year	Number of Cases
2000	13
2001	15
2002	12
2003	16
2004	11
2005	3
2006	7
2007	6
2008	38
2009	38
2010	39
2011	38
2012	48
2013	43
2014	45
2015	31
2016	61
2017	84
2018	70
2019	130
2020	78

Oregon's Counties

Data Sources

All Lyme disease prevalence data sourced from the Centers for Disease Control and Prevention's surveillance data.

Baker County	Benton County	Clackamas County
Clatsop County	Columbia County	Coos County
Crook County	Curry County	Deschutes County
Douglas County	Gilliam County	Grant County
Harney County	Hood River County	Jackson County
Jefferson County	Josephine County	Klamath County
Lake County	Lane County	Lincoln County
Linn County	Malheur County	Marion County
Morrow County	Multnomah County	Polk County
Sherman County	Tillamook County	Umatilla County
Union County	Wallowa County	Wasco County
Washington County	Wheeler County	Yamhill County