Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus in Canada
Canada: Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus was 29,756 one-year-olds in 2023. ▼ Falling
Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus in Canada, 1987–2023
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.
Analysis
In 2023, number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus in Canada stood at 29,756 one-year-olds.
The figure is down 0.4% on the previous year and down 13.8% over ten years.
Over the whole period, number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus in Canada peaked at 55,834 one-year-olds in 1987 and was at its lowest, 17,394 one-year-olds, in 2006.
Canada ranks 70th of 194 countries on this measure, in the middle of the range.
The long-run direction has been consistently falling across the 37 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1980s | 52,367 one-year-olds | 48,981 one-year-olds | 55,834 one-year-olds | 3 |
| 1990s | 42,383 one-year-olds | 27,870 one-year-olds | 53,231 one-year-olds | 10 |
| 2000s | 30,358 one-year-olds | 17,394 one-year-olds | 40,646 one-year-olds | 10 |
| 2010s | 36,888 one-year-olds | 34,342 one-year-olds | 49,718 one-year-olds | 10 |
| 2020s | 29,907 one-year-olds | 29,756 one-year-olds | 30,191 one-year-olds | 4 |
Countries ranked near Canada
More health data for Canada
- Estimated changes in temperature-related death rates compared to projected death rates 1,083 deaths per 1,000 people (2090)
- Number of infants who die before age 1 385 deaths (2100)
- Deaths in armed conflicts based on where they occurred 0 deaths (2026)
- Deaths in armed conflicts by region 0 deaths (2026)
- Age population, age 25, male, interpolated 283,794 (2025)
- Age population, age 25, female, interpolated 266,829 (2025)
- Age population, age 24, male, interpolated 271,934 (2025)
- Age population, age 24, female, interpolated 258,927 (2025)
- Age population, age 23, male, interpolated 254,587 (2025)
- Age population, age 23, female, interpolated 245,661 (2025)
Frequently asked questions
- What is number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus in Canada?
- Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus in Canada was 29,756 one-year-olds in 2023, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus recorded in Canada?
- The highest recorded value was 55,834 one-year-olds in 1987.
- What is the lowest number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus recorded in Canada?
- The lowest recorded value was 17,394 one-year-olds in 2006.
- How does Canada rank for number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus?
- Canada ranks 70th out of 194 countries with data for 2023.
- Is number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus rising or falling in Canada?
- Over the last ten years it is down 13.8%. The long-run trend across the full record is falling.
- Where does this Canada data come from?
- The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of one-year-olds who are not vaccinated against diphtheria, pertussis and tetanus. Statizoid updates them automatically from the source API.
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About this data
Number of one-year-olds who have not had three doses of the combined diphtheria, tetanus and pertussis vaccine in a given year.