1 of 1
Story summary
- Two unvaccinated residents of Lancaster County died from measles on August 25, 2026.
- Officials linked the deaths to declining vaccination rates and federal anti-vaccine rhetoric that eroded herd immunity.
- The measles outbreak has infected over 390 people in Lancaster County, hospitalizing about 20 % of cases.
- Vaccination coverage in the county’s Amish community is estimated below 88 %, far under the 95 % herd-immunity threshold.
