Guam vs Sierra Leone: World population growth
Guam
-0.1%
in 2100
Sierra Leone
-0.1%
in 2100
Guam rank
94th
Sierra Leone rank
97th
World population growth over time
- Guam
- Sierra Leone
How they compare
Guam currently reports -0.1% against -0.1% in Sierra Leone, a difference of 0.0%.
The two have swapped places 10 times across 157 shared years of data; in 1800 it was Guam ahead.
Guam ranks 94th and Sierra Leone ranks 97th of 238 countries.
Across the 22 decades both report, Guam averaged higher in 10 and Sierra Leone in 12.
Head to head by decade
| Decade | Guam | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1800s | 1.1% | 0.5% | 0.6% | Guam |
| 1900s | -2.5% | 0.7% | 3.3% | Sierra Leone |
| 1910s | 2.0% | 0.7% | 1.3% | Guam |
| 1920s | 1.5% | 1.0% | 0.6% | Guam |
| 1930s | 3.1% | 1.4% | 1.6% | Guam |
| 1940s | 1.5% | 1.6% | 0.1% | Sierra Leone |
| 1950s | 1.3% | 1.2% | 0.0% | Guam |
| 1960s | 2.4% | 1.8% | 0.6% | Guam |
| 1970s | 2.2% | 1.9% | 0.3% | Guam |
| 1980s | 2.3% | 2.3% | 0.0% | Guam |
| 1990s | 1.5% | 0.6% | 0.9% | Guam |
| 2000s | 0.4% | 3.5% | 3.1% | Sierra Leone |
| 2010s | -0.3% | 2.4% | 2.7% | Sierra Leone |
| 2020s | 0.8% | 2.1% | 1.3% | Sierra Leone |
| 2030s | 0.5% | 1.6% | 1.1% | Sierra Leone |
| 2040s | 0.4% | 1.3% | 0.9% | Sierra Leone |
| 2050s | 0.3% | 1.0% | 0.6% | Sierra Leone |
| 2060s | 0.2% | 0.7% | 0.5% | Sierra Leone |
| 2070s | 0.2% | 0.4% | 0.2% | Sierra Leone |
| 2080s | 0.1% | 0.2% | 0.1% | Sierra Leone |
| 2090s | -0.1% | -0.0% | 0.0% | Sierra Leone |
| 2100s | -0.1% | -0.1% | 0.0% | Guam |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher world population growth, Guam or Sierra Leone?
- Guam, at -0.1% against -0.1% in Sierra Leone as of 2100.
- What is the difference in world population growth between Guam and Sierra Leone?
- 0.0%, with Guam ahead.
- How many years of comparable data are there for Guam and Sierra Leone?
- 157 years are reported by both, from 1800 to 2100.
- How do Guam and Sierra Leone rank globally for world population growth?
- Guam ranks 94th and Sierra Leone ranks 97th of 238 countries.
- Where does this data come from?
- HYDE (2023); Gapminder (2022); UN WPP (2024) – with major processing by Our World in Data, published as World population growth. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Average exponential rate of growth of the population over a given period. It is calculated as ln(P2/P1) where P1 and P2 are the populations on subsequent years. Available from 1700 to 2100, based on data and estimates from different sources.