Ipv1 number unvaccinated in Sierra Leone

Sierra Leone: Ipv1 number unvaccinated was 21,194 in 2023. ◆ Volatile

Latest (2023)
21,194
Change on year
up 0.7%
World rank
77th
of 195 countries
All-time high
89,604
in 2018
All-time low
16,240
in 2021
Years of data
6
2018–2023

Ipv1 number unvaccinated in Sierra Leone, 2018–2023

20.0k40.0k60.0k80.0k2018202020232018: 89.6k2019: 31.8k2020: 25.3k2021: 16.2k2022: 21.0k2023: 21.2k

Source: Our World in Data.

Analysis

The most recent figure for ipv1 number unvaccinated in Sierra Leone is 21,194, measured in 2023.

Compared with earlier readings it is up 0.7% on the previous year and down 76.3% over ten years.

That places Sierra Leone 77th out of 195 countries with data for 2023, putting it in the middle of the range.

Ipv1 number unvaccinated in Sierra Leone, year by year

Annual values for Ipv1 number unvaccinated in Sierra Leone, 2018 to 2023.
Year Value Change
2018 89,604 —
2019 31,802 -64.5%
2020 25,286 -20.5%
2021 16,240 -35.8%
2022 21,040 +29.6%
2023 21,194 +0.7%

Sierra Leone compared with similar countries

  • Sierra Leone's 21,194 is below the median for low income countries, which is 117,638, 18% of the median. (25 countries reporting)
  • Sierra Leone's 21,194 is below the median for Sub-Saharan Africa, which is 58,553, 36% of the median. (48 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2010s 60,703 31,802 89,604 2
2020s 20,940 16,240 25,286 4

Countries ranked near Sierra Leone

  1. 74 Rwanda 22,831 compare
  2. 75 Togo 21,730 compare
  3. 76 Malaysia 21,500 compare
  4. 78 Kyrgyzstan 21,008 compare
  5. 79 Italy 20,403 compare
  6. 80 Palestine 20,158 compare

See the full ranking of 195 places →

More health data for Sierra Leone

All data for Sierra Leone →

Frequently asked questions

What is ipv1 number unvaccinated in Sierra Leone?
Ipv1 number unvaccinated in Sierra Leone was 21,194 in 2023, according to Our World in Data.
What is the highest ipv1 number unvaccinated recorded in Sierra Leone?
The highest recorded value was 89,604 in 2018.
What is the lowest ipv1 number unvaccinated recorded in Sierra Leone?
The lowest recorded value was 16,240 in 2021.
How does Sierra Leone rank for ipv1 number unvaccinated?
Sierra Leone ranks 77th out of 195 countries with data for 2023.
Is ipv1 number unvaccinated rising or falling in Sierra Leone?
Over the last ten years it is down 76.3%. The long-run trend across the full record is volatile.
Where does this Sierra Leone data come from?
The figures come from Our World in Data, published as part of Ipv1 number unvaccinated. Statizoid updates them automatically from the source API.

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Ipv1 number unvaccinated in Sierra Leone. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://health.statizoid.com/stat/ipv1-number-unvaccinated/sierra-leone/

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About this data

Indicator
Ipv1 number unvaccinated
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
195 places, 1,639 data points, 2015–2023
Last refreshed