2026 Colorado measles case information
Last updated: Feb. 9, 2026
The data on this page includes cases in Colorado residents.
2026 Colorado measles cases by county
| County | Cases |
|---|---|
| Arapahoe | 1 |
| Total | 1 |
2026 Colorado measles cases by case status
Case status | Cases |
|---|---|
Confirmed* | 1 |
Probable** | - |
Total | 1 |
*Shows symptoms consistent with the national standard surveillance definition and has a confirmatory test result or a link to a laboratory-confirmed case
**Shows symptoms consistent with the national standard surveillance definition and lacks a confirmatory test result or a link to a laboratory-confirmed case
2026 Colorado measles cases by vaccination status
| Vaccination status | Cases |
|---|---|
| Vaccinated: 1 dose | - |
| Vaccinated: 2+ doses | - |
| Unvaccinated | 1 |
| Unknown | - |
| Total | 1 |
2026 Colorado measles cases by age group
| Age group | Cases |
|---|---|
| 0-4 years | - |
| 5-17 years | 1 |
| 18+ years | - |
| Total | 1 |
2026 Colorado measles hospitalizations and deaths
| Hospitalizations | Deaths |
|---|---|
| 0 | 0 |