Pa. measles vaccination rates by county

This map is based on self-reported data from schools. The numbers for the 2025-26 school year were released July 30, 2026.

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Participation rates were exceptionally low in Forest County (21 children), Cameron County (107 children) and Sullivan County (204 children). The sample size is too small to draw a meaningful conclusion about the countywide vaccination rate.

Chart: Rudy Miller | lehighvalleylive.comSource: Pa. Department of HealthGet the data