The Numbers
Polio Statistics
District-reported figures, last updated 15 March 2026.
1,450,000
Children vaccinated
42,000
Cases prevented
38
Immunization days held
2,800
Volunteers mobilised
Reported poliovirus cases by country & year
Malawi Mozambique Zambia Zimbabwe
2020
3
2021
9
2022
6
2023
1
2024 0
2025 0
Wild and circulating vaccine-derived poliovirus cases confirmed in district countries. Zero cases reported district-wide since January 2025.
Immunization campaign coverage (% of target)
Malawi
89% 2020
92% 2021
94% 2022
96% 2023
97% 2024
98% 2025
Mozambique
82% 2020
85% 2021
88% 2022
90% 2023
93% 2024
94% 2025
Zambia
91% 2020
93% 2021
94% 2022
96% 2023
97% 2024
98% 2025
Zimbabwe
87% 2020
90% 2021
92% 2022
93% 2023
95% 2024
96% 2025
Funding raised vs. target
$540,000
of $750,000 target — 72%
2020
$62,000
2021
$84,000
2022
$95,000
2023
$110,000
2024
$108,000
2025
$81,000
Every dollar is matched 2:1 by the Gates Foundation — your $100 becomes $300 for polio eradication.