Saint Lucia vs Tonga: People not using improved drinking water sources
Saint Lucia
116.5 people
in 2024
Tonga
164.75 people
in 2024
Saint Lucia rank
169th
Tonga rank
167th
People not using improved drinking water sources over time
- Saint Lucia
- Tonga
How they compare
Tonga currently reports 164.75 people against 116.5 people in Saint Lucia, a difference of 48.25 people.
That makes Tonga's figure about 1.4 times Saint Lucia's.
The two have swapped places 1 time across 25 shared years of data; in 2000 it was Saint Lucia ahead.
Saint Lucia ranks 169th and Tonga ranks 167th of 231 countries.
Saint Lucia has averaged higher in every one of the 3 decades both report.
Head to head by decade
| Decade | Saint Lucia | Tonga | Difference | Ahead |
|---|---|---|---|---|
| 2000s | 11,141 people | 1,015 people | 10,126 people | Saint Lucia |
| 2010s | 5,511 people | 587.91 people | 4,923 people | Saint Lucia |
| 2020s | 691.92 people | 224.54 people | 467.39 people | Saint Lucia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher people not using improved drinking water sources, Saint Lucia or Tonga?
- Tonga, at 164.75 people against 116.5 people in Saint Lucia as of 2024.
- What is the difference in people not using improved drinking water sources between Saint Lucia and Tonga?
- 48.25 people, with Tonga ahead.
- How many years of comparable data are there for Saint Lucia and Tonga?
- 25 years are reported by both, from 2000 to 2024.
- How do Saint Lucia and Tonga rank globally for people not using improved drinking water sources?
- Saint Lucia ranks 169th and Tonga ranks 167th of 231 countries.
- Where does this data come from?
- WHO/UNICEF Joint Monitoring Programme for Water Supply, Sanitation and Hygiene (2025) – processed by Our World in Data, published as People not using improved drinking water sources. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of people not using improved drinking water sources. These people might use surface water sources or unprotected springs or wells, as no safe and reliable improved drinking water source is available to them.