Costa Rica vs Sierra Leone: HIV incidence per 1,000 individuals, by age
Costa Rica
0.4136 infections per 1,000 people
in 2024
Sierra Leone
0.3766 infections per 1,000 people
in 2024
Costa Rica rank
46th
Sierra Leone rank
48th
HIV incidence per 1,000 individuals, by age over time
- Costa Rica
- Sierra Leone
How they compare
Costa Rica currently reports 0.4136 infections per 1,000 people against 0.3766 infections per 1,000 people in Sierra Leone, a difference of 0.037 infections per 1,000 people.
That makes Costa Rica's figure about 1.1 times Sierra Leone's.
The two have swapped places 1 time across 35 shared years of data; in 1990 it was Sierra Leone ahead.
Costa Rica ranks 46th and Sierra Leone ranks 48th of 144 countries.
Sierra Leone has averaged higher in every one of the 4 decades both report.
Head to head by decade
| Decade | Costa Rica | Sierra Leone | Difference | Ahead |
|---|---|---|---|---|
| 1990s | 0.1599 infections per 1,000 people | 1.99 infections per 1,000 people | 1.83 infections per 1,000 people | Sierra Leone |
| 2000s | 0.2948 infections per 1,000 people | 1.63 infections per 1,000 people | 1.33 infections per 1,000 people | Sierra Leone |
| 2010s | 0.3906 infections per 1,000 people | 1.16 infections per 1,000 people | 0.7705 infections per 1,000 people | Sierra Leone |
| 2020s | 0.4114 infections per 1,000 people | 0.5843 infections per 1,000 people | 0.173 infections per 1,000 people | Sierra Leone |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher hiv incidence per 1,000 individuals, by age, Costa Rica or Sierra Leone?
- Costa Rica, at 0.4136 infections per 1,000 people against 0.3766 infections per 1,000 people in Sierra Leone as of 2024.
- What is the difference in hiv incidence per 1,000 individuals, by age between Costa Rica and Sierra Leone?
- 0.037 infections per 1,000 people, with Costa Rica ahead.
- How many years of comparable data are there for Costa Rica and Sierra Leone?
- 35 years are reported by both, from 1990 to 2024.
- How do Costa Rica and Sierra Leone rank globally for hiv incidence per 1,000 individuals, by age?
- Costa Rica ranks 46th and Sierra Leone ranks 48th of 144 countries.
- Where does this data come from?
- Joint United Nations Programme on HIV/AIDS (2026) – with minor processing by Our World in Data, published as HIV incidence per 1,000 individuals, by age. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Number of people aged 15-49 newly infected with HIV in the last year per 1,000 uninfected people. This is the central estimate.