Share of one-year-olds vaccinated against hepatitis B in Samoa
Samoa: Share of one-year-olds vaccinated against hepatitis B was 85.0% in 2024. ▲ Rising
Share of one-year-olds vaccinated against hepatitis B in Samoa, 1992–2024
Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in %.
Analysis
In 2024, share of one-year-olds vaccinated against hepatitis b in Samoa stood at 85.0%.
The figure is up 2.4% on the previous year and up 4.9% over ten years.
Over the whole period, share of one-year-olds vaccinated against hepatitis b in Samoa peaked at 99.0% in 1997 and was at its lowest, 1.0%, in 1993.
That places Samoa 126th out of 189 countries with data for 2024, putting it in the middle of the range.
The long-run direction has been consistently rising across the 33 years of available data.
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1990s | 75.1% | 1.0% | 99.0% | 8 |
| 2000s | 66.9% | 26.0% | 93.0% | 10 |
| 2010s | 72.8% | 44.0% | 85.0% | 10 |
| 2020s | 83.6% | 76.0% | 89.0% | 5 |
Countries ranked near Samoa
More reference data data for Samoa
- Spring temperature anomalies 0.1251 °C (2026)
- Temperature anomalies by month 0.2414 °C (2026)
- Summer temperature anomalies -0.2407 °C (2026)
- Free country 2 (2025)
- Men's universal right to vote 1 (2025)
- Civil liberties rating 2 (2025)
- Universal right to vote 2 (2025)
- Elected parliament 1 (2025)
- Democracy 7 (2025)
- Winter temperature anomalies 0.4124 °C (2025)
Frequently asked questions
- What is share of one-year-olds vaccinated against hepatitis b in Samoa?
- Share of one-year-olds vaccinated against hepatitis b in Samoa was 85.0% in 2024, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
- What is the highest share of one-year-olds vaccinated against hepatitis b recorded in Samoa?
- The highest recorded value was 99.0% in 1997.
- What is the lowest share of one-year-olds vaccinated against hepatitis b recorded in Samoa?
- The lowest recorded value was 1.0% in 1993.
- How does Samoa rank for share of one-year-olds vaccinated against hepatitis b?
- Samoa ranks 126th out of 189 countries with data for 2024.
- Is share of one-year-olds vaccinated against hepatitis b rising or falling in Samoa?
- Over the last ten years it is up 4.9%. The long-run trend across the full record is rising.
- Where does this Samoa 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 Share of one-year-olds vaccinated against hepatitis B. Statizoid updates them automatically from the source API.
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About this data
Share of one-year-olds who have had three doses of the hepatitis B vaccine in a given year.