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The Return of the Preventable / State detail

Connecticut

Connecticut reported 1 measles case in 2025 - ranked #38 of 51 states, against a national total of 2,026.

Measles 2025
1
0 in 2024
Measles rank
#38/ 51
1 = most cases nationally
Pertussis 2025
88
whooping cough
Mumps 2025
0
MMR-preventable
Measles MMR
Measles 2022: 0 cases 0 2022 Measles 2023: 0 cases 0 2023 Measles 2024: 0 cases 0 2024 Measles 2025: 1 cases 1 2025
Pertussis DTaP / Tdap
Pertussis 2022: 7 cases 7 2022 Pertussis 2023: 0 cases 0 2023 Pertussis 2024: 286 cases 286 2024 Pertussis 2025: 88 cases 88 2025
Mumps MMR
Mumps 2022: 0 cases 0 2022 Mumps 2023: 3 cases 3 2023 Mumps 2024: 2 cases 2 2024 Mumps 2025: 0 cases 0 2025