Communicable Disease Trends
Confirmed and Probable Cases in Livingston County, Michigan (5 year)
| Disease Group | Disease | 2021 | 2022 | 2023 | 2024 | 2025 |
| Foodborne | Campylobacter | 21 | 27 | 41 | 38 | 36 |
| Foodborne | Giardiasis | 10 | 11 | 9 | 15 | 11 |
| Foodborne | Listeriosis | 1 | 0 | 0 | 1 | 1 |
| Foodborne | Salmonellosis | 9 | 16 | 30 | 30 | 16 |
| Foodborne | Shiga toxin-producing E.coli (STEC) | 2 | 10 | 11 | 4 | 6 |
| Foodborne | Shigellosis | 2 | 3 | 4 | 3 | 0 |
| Other | Hepatitis A | 0 | 0 | 1 | 0 | 0 |
| Other | Hepatitis B, Acute | 1 | 1 | 1 | 3 | 0 |
| Other | Hepatitis B, Chronic | 18 | 21 | 35 | 36 | 21 |
| Other | Hepatitis C, Acute | 1 | 3 | 3 | 3 | 1 |
| Other | Hepatitis C, Chronic | 62 | 48 | 34 | 27 | 21 |
| Other | Meningitis – Aseptic | 5 | 9 | 9 | 12 | 12 |
| Other | Meningococcal Disease | 0 | 0 | 0 | 0 | 0 |
| Other | Tuberculosis | 1 | 2 | 0 | 1 | 0 |
| STI | Chlamydia (Genital) | 323 | 233 | 254 | 235 | 240 |
| STI | Gonorrhea | 49 | 42 | 45 | 52 | 35 |
| VPD | Chickenpox (Varicella) | 4 | 8 | 7 | 17 | 18 |
| VPD | H. influenzae Disease – Inv. | 4 | 3 | 3 | 4 | 8 |
| VPD | Pertussis | 8 | 13 | 7 | 138 | 28 |
Report a Public Health Emergency
To report a public health emergency or consult about a communicable disease, call (517) 546-9850. After business hours, call 911.
Source:
Michigan Disease Surveillance System (MDSS,) 5yr. Disease History Report 01-21-2026
Last Modified April 17, 2026
