Guam vs Sao Tome and Principe: Population aged 25-64 years
Guam
79.5 thousands
in 2025
Sao Tome and Principe
88.62 thousands
in 2025
Guam rank
189th
Sao Tome and Principe rank
187th
Population aged 25-64 years over time
- Guam
- Sao Tome and Principe
How they compare
Sao Tome and Principe currently reports 88.62 thousands against 79.5 thousands in Guam, a difference of 9.12 thousands.
That makes Sao Tome and Principe's figure about 1.1 times Guam's.
The two have swapped places 1 time across 56 shared years of data; in 1970 it was Guam ahead.
Guam ranks 189th and Sao Tome and Principe ranks 187th of 226 countries.
Across the 6 decades both report, Guam averaged higher in 5 and Sao Tome and Principe in 1.
Head to head by decade
| Decade | Guam | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 1970s | 38.27 thousands | 26.26 thousands | 12.01 thousands | Guam |
| 1980s | 52.75 thousands | 33.06 thousands | 19.69 thousands | Guam |
| 1990s | 70.26 thousands | 40.9 thousands | 29.35 thousands | Guam |
| 2000s | 79.7 thousands | 50.49 thousands | 29.21 thousands | Guam |
| 2010s | 81.13 thousands | 69.71 thousands | 11.43 thousands | Guam |
| 2020s | 79.34 thousands | 83.63 thousands | 4.29 thousands | Sao Tome and Principe |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population aged 25-64 years, Guam or Sao Tome and Principe?
- Sao Tome and Principe, at 88.62 thousands against 79.5 thousands in Guam as of 2025.
- What is the difference in population aged 25-64 years between Guam and Sao Tome and Principe?
- 9.12 thousands, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Guam and Sao Tome and Principe?
- 56 years are reported by both, from 1970 to 2025.
- How do Guam and Sao Tome and Principe rank globally for population aged 25-64 years?
- Guam ranks 189th and Sao Tome and Principe ranks 187th of 226 countries.
- Where does this data come from?
- UNESCO Institute for Statistics, published as Population aged 25-64 years (thousands). Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
February 2026 Data Release