Tanzania, United Republic of vs United States of America: Number of one-year-olds who are not vaccinated against measles
Tanzania, United Republic of
353,502 one-year-olds
in 2023
United States of America
297,421 one-year-olds
in 2023
Tanzania, United Republic of rank
15th
United States of America rank
18th
Number of one-year-olds who are not vaccinated against measles over time
- Tanzania, United Republic of
- United States of America
How they compare
Tanzania, United Republic of currently reports 353,502 one-year-olds against 297,421 one-year-olds in United States of America, a difference of 56,081 one-year-olds.
That makes Tanzania, United Republic of's figure about 1.2 times United States of America's.
The two have swapped places 7 times across 44 shared years of data; in 1980 it was United States of America ahead.
Tanzania, United Republic of ranks 15th and United States of America ranks 18th of 194 countries.
Across the 5 decades both report, Tanzania, United Republic of averaged higher in 2 and United States of America in 3.
Head to head by decade
| Decade | Tanzania, United Republic of | United States of America | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 283,219 one-year-olds | 206,491 one-year-olds | 76,728 one-year-olds | Tanzania, United Republic of |
| 1990s | 250,264 one-year-olds | 445,305 one-year-olds | 195,041 one-year-olds | United States of America |
| 2000s | 143,410 one-year-olds | 331,723 one-year-olds | 188,313 one-year-olds | United States of America |
| 2010s | 142,113 one-year-olds | 333,400 one-year-olds | 191,287 one-year-olds | United States of America |
| 2020s | 348,904 one-year-olds | 306,833 one-year-olds | 42,071 one-year-olds | Tanzania, United Republic of |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher number of one-year-olds who are not vaccinated against measles, Tanzania, United Republic of or United States of America?
- Tanzania, United Republic of, at 353,502 one-year-olds against 297,421 one-year-olds in United States of America as of 2023.
- What is the difference in number of one-year-olds who are not vaccinated against measles between Tanzania, United Republic of and United States of America?
- 56,081 one-year-olds, with Tanzania, United Republic of ahead.
- How many years of comparable data are there for Tanzania, United Republic of and United States of America?
- 44 years are reported by both, from 1980 to 2023.
- How do Tanzania, United Republic of and United States of America rank globally for number of one-year-olds who are not vaccinated against measles?
- Tanzania, United Republic of ranks 15th and United States of America ranks 18th of 194 countries.
- Where does this data come from?
- WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as Number of one-year-olds who are not vaccinated against measles. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of one-year-olds who have not had the first dose of the measles vaccine in a given year.