Reports of Lyme Disease in Anne Arundel County, Maryland
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2,432
Confirmed cases of Lyme disease in Anne Arundel County (2000 to 2020).
Ranked #4 of 24 counties in Maryland. That's 7.7% of Maryland's 31,487 confirmed cases.
Yearly Breakdown of Lyme Cases in Anne Arundel County
View as a table
| Year | Confirmed cases |
|---|---|
| 2000 | 84 |
| 2001 | 69 |
| 2002 | 66 |
| 2003 | 77 |
| 2004 | 74 |
| 2005 | 117 |
| 2006 | 164 |
| 2007 | 196 |
| 2008 | 185 |
| 2009 | 193 |
| 2010 | 114 |
| 2011 | 89 |
| 2012 | 112 |
| 2013 | 97 |
| 2014 | 116 |
| 2015 | 107 |
| 2016 | 176 |
| 2017 | 126 |
| 2018 | 90 |
| 2019 | 110 |
| 2020 | 70 |
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Lyme Stats for Other Maryland Counties
| County | Confirmed cases | Share of state |
|---|---|---|
| Montgomery County | 3,670 | 11.7% |
| Howard County | 3,152 | 10.0% |
| Baltimore County | 2,906 | 9.2% |
| Anne Arundel County | 2,432 | 7.7% |
| Harford County | 2,295 | 7.3% |
| Carroll County | 2,289 | 7.3% |
| Frederick County | 2,138 | 6.8% |
| Cecil County | 1,458 | 4.6% |
| Washington County | 1,070 | 3.4% |
| Calvert County | 1,069 | 3.4% |
| Prince George's County | 1,024 | 3.3% |
| Queen Anne's County | 945 | 3.0% |
| Charles County | 675 | 2.1% |
| Allegany County | 615 | 2.0% |
| St. Mary's County | 564 | 1.8% |
| Baltimore city | 557 | 1.8% |
| Talbot County | 544 | 1.7% |
| Kent County | 465 | 1.5% |
| Caroline County | 382 | 1.2% |
| Wicomico County | 371 | 1.2% |
| Worcester County | 175 | 0.6% |
| Dorchester County | 163 | 0.5% |
| Somerset County | 152 | 0.5% |
| Garrett County | 92 | 0.3% |
| Unknown County | 2,284 | 7.3% |
"Unknown County" counts cases the CDC confirmed in Maryland without a county of residence. They are included in the state total but not on the map.
Data Sources
All Lyme disease prevalence data sourced from the Centers for Disease Control and Prevention's surveillance data. Cases are counted by the patient's county of residence, which may not be where the tick bite occurred.
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