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New Haven County
FIPS 09009
New Haven County
Connecticut
New Haven County reported 6,564 cumulative Lyme disease cases through 2023.
Cases · 6,939
Established · 2 ticks
Top disease · Lyme disease
6,939
Total cases
latest year · 2023
2
Tick species reported
Lyme disease
Top disease
6,564 cases
Disease totals · cumulative
top 5
Lyme disease
6,564
Babesiosis
200
Anaplasmosis
168
Spotted fever rickettsiosis
4
Ehrlichia chaffeensis ehrlichiosis
3
Established ticks here
2 species
B
Blacklegged tick
Ixodes scapularis
established · since 1996
L
Lone star tick
Amblyomma americanum
established · since 2024