Guam vs Sao Tome and Principe: Population, total
Guam
168,999
in 2025
Sao Tome and Principe
240,254
in 2025
Guam rank
183rd
Sao Tome and Principe rank
180th
Population, total over time
- Guam
- Sao Tome and Principe
How they compare
Sao Tome and Principe currently reports 240,254 against 168,999 in Guam, a difference of 71,255.
That makes Sao Tome and Principe's figure about 1.4 times Guam's.
The two have swapped places 1 time across 66 shared years of data; in 1960 it was Guam ahead.
Guam ranks 183rd and Sao Tome and Principe ranks 180th of 215 countries.
Across the 7 decades both report, Guam averaged higher in 5 and Sao Tome and Principe in 2.
Head to head by decade
| Decade | Guam | Sao Tome and Principe | Difference | Ahead |
|---|---|---|---|---|
| 1960s | 77,959 | 71,580 | 6,379 | Guam |
| 1970s | 97,975 | 86,244 | 11,731 | Guam |
| 1980s | 122,810 | 108,309 | 14,502 | Guam |
| 1990s | 148,756 | 133,396 | 15,360 | Guam |
| 2000s | 163,699 | 160,046 | 3,654 | Guam |
| 2010s | 164,796 | 198,133 | 33,337 | Sao Tome and Principe |
| 2020s | 165,725 | 228,727 | 63,002 | Sao Tome and Principe |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher population, total, Guam or Sao Tome and Principe?
- Sao Tome and Principe, at 240,254 against 168,999 in Guam as of 2025.
- What is the difference in population, total between Guam and Sao Tome and Principe?
- 71,255, with Sao Tome and Principe ahead.
- How many years of comparable data are there for Guam and Sao Tome and Principe?
- 66 years are reported by both, from 1960 to 2025.
- How do Guam and Sao Tome and Principe rank globally for population, total?
- Guam ranks 183rd and Sao Tome and Principe ranks 180th of 215 countries.
- Where does this data come from?
- World Population Prospects, United Nations (UN), published as Population, total. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Total population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship. The values shown are midyear estimates.