Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae in Sudan

Sudan: Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae was 747,265 one-year-olds in 2023. ◆ Volatile

Latest (2023)
747,265 one-year-olds
Change on year
up 182.6%
World rank
8th
of 143 countries
All-time high
890,813 one-year-olds
in 2013
All-time low
38,503 one-year-olds
in 2014
Years of data
11
2013–2023

Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae in Sudan, 2013–2023

0200.0k400.0k600.0k800.0k2013201820232013: 890.8k one-year-olds2014: 38.5k one-year-olds2015: 91.2k one-year-olds2016: 93.7k one-year-olds2017: 69.1k one-year-olds2018: 99.3k one-year-olds2019: 102.3k one-year-olds2020: 150.3k one-year-olds2021: 230.0k one-year-olds2022: 264.4k one-year-olds2023: 747.3k one-year-olds

Source: WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Measured in one-year-olds.

Analysis

In 2023, number of one-year-olds who are not vaccinated against streptococcus pneumoniae in Sudan stood at 747,265 one-year-olds.

That represents a change of up 182.6% on the previous year and down 16.1% over ten years.

Over the whole period, number of one-year-olds who are not vaccinated against streptococcus pneumoniae in Sudan peaked at 890,813 one-year-olds in 2013 and was at its lowest, 38,503 one-year-olds, in 2014.

Sudan ranks 8th of 143 countries on this measure, in the top 10%.

The series is highly variable year to year, so single readings are best treated with caution.

Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae in Sudan, year by year

Annual values for Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae in Sudan, 2013 to 2023.
Year one-year-olds Change
2013 890,813 one-year-olds —
2014 38,503 one-year-olds -95.7%
2015 91,154 one-year-olds +136.7%
2016 93,657 one-year-olds +2.7%
2017 69,091 one-year-olds -26.2%
2018 99,344 one-year-olds +43.8%
2019 102,285 one-year-olds +3.0%
2020 150,297 one-year-olds +46.9%
2021 230,027 one-year-olds +53.0%
2022 264,436 one-year-olds +15.0%
2023 747,265 one-year-olds +182.6%

Sudan compared with similar countries

  • Sudan's 747,265 one-year-olds is above the median for low income countries, which is 131,011 one-year-olds, 5.7× the median. (20 countries reporting)
  • Sudan's 747,265 one-year-olds is above the median for Sub-Saharan Africa, which is 54,481 one-year-olds, 13.7× the median. (40 countries reporting)

Averages by decade

DecadeAverage LowestHighest Years
2010s 197,835 one-year-olds 38,503 one-year-olds 890,813 one-year-olds 7
2020s 348,006 one-year-olds 150,297 one-year-olds 747,265 one-year-olds 4

Countries ranked near Sudan

  1. 5 Ethiopia 1.17 million one-year-olds compare
  2. 6 Iraq 964,231 one-year-olds compare
  3. 7 Pakistan 901,502 one-year-olds compare
  4. 9 Yemen 710,386 one-year-olds compare
  5. 10 Brazil 679,936 one-year-olds compare
  6. 11 United States 594,841 one-year-olds compare

See the full ranking of 143 places →

More health data for Sudan

All data for Sudan →

Frequently asked questions

What is number of one-year-olds who are not vaccinated against streptococcus pneumoniae in Sudan?
Number of one-year-olds who are not vaccinated against streptococcus pneumoniae in Sudan was 747,265 one-year-olds in 2023, according to WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data.
What is the highest number of one-year-olds who are not vaccinated against streptococcus pneumoniae recorded in Sudan?
The highest recorded value was 890,813 one-year-olds in 2013.
What is the lowest number of one-year-olds who are not vaccinated against streptococcus pneumoniae recorded in Sudan?
The lowest recorded value was 38,503 one-year-olds in 2014.
How does Sudan rank for number of one-year-olds who are not vaccinated against streptococcus pneumoniae?
Sudan ranks 8th out of 143 countries with data for 2023.
Is number of one-year-olds who are not vaccinated against streptococcus pneumoniae rising or falling in Sudan?
Over the last ten years it is down 16.1%. The long-run trend across the full record is volatile.
Where does this Sudan data come from?
The figures come from WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data, published as part of Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 11 observations, free to reuse under CC BY 4.0 (Our World in Data).

Share, cite or embed this page

Cite this page

Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae in Sudan. Statizoid, drawing on WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 26 September 2026, from https://health.statizoid.com/stat/pcv3-number-unvaccinated/sudan/

Embed or link this data

Paste this into a page to link back to these figures. The data itself is free to reuse under CC BY 4.0 (Our World in Data); please keep the attribution.

<a href="https://health.statizoid.com/stat/pcv3-number-unvaccinated/sudan/">Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae in Sudan</a> — Statizoid

About this data

Indicator
Number of one-year-olds who are not vaccinated against Streptococcus pneumoniae
Unit
one-year-olds
Source
WHO & UNICEF (2025); UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
143 places, 1,662 data points, 2008–2023
Last refreshed

Number of one-year-olds who have not had the third dose of the pneumococcal conjugate vaccine in a given year.