461
AT RISK
Areas below 90% — outbreak risk
441
VULNERABLE
Areas 90–95% — below herd immunity
230
PROTECTED
Areas at or above WHO's 95% target
1132
TOTAL AREAS
Postcode districts tracked
National Picture
88.9%
England Average
The national MMR1 coverage at 24 months — well below the WHO target and declining year on year.
95%
WHO Herd Immunity Target
The minimum coverage needed to prevent sustained measles transmission in a community.
14,295
Unvaccinated Children
Across 1132 areas tracked, these children have not received MMR1 by 24 months.
Highest Risk Areas
Areas with MMR coverage below 90% — sorted by lowest coverage first