Number of one-year-olds who have not received the inactivated polio vaccine in Democratic Republic of Congo

Democratic Republic of Congo: Number of one-year-olds who have not received the inactivated polio vaccine was 1.35 million one-year-olds in 2023. ▼ Falling

Latest (2023)
1.35 million one-year-olds
Change on year
up 9.2%
World rank
3rd
of 194 countries
All-time high
1.94 million one-year-olds
in 2015
All-time low
856,002 one-year-olds
in 2019
Years of data
9
2015–2023

Number of one-year-olds who have not received the inactivated polio vaccine in Democratic Republic of Congo, 2015–2023

0500.0k1.0M1.5M2.0M2015201920232015: 1.9M one-year-olds2016: 1.5M one-year-olds2017: 1.2M one-year-olds2018: 1.1M one-year-olds2019: 856.0k one-year-olds2020: 954.6k one-year-olds2021: 1.2M one-year-olds2022: 1.2M one-year-olds2023: 1.4M 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 have not received the inactivated polio vaccine in Democratic Republic of Congo stood at 1.35 million one-year-olds.

That represents a change of up 9.2% on the previous year and down 30.3% over ten years.

Over the whole period, number of one-year-olds who have not received the inactivated polio vaccine in Democratic Republic of Congo peaked at 1.94 million one-year-olds in 2015 and was at its lowest, 856,002 one-year-olds, in 2019.

That places Democratic Republic of Congo 3rd out of 194 countries with data for 2023, putting it in the top 10%.

Averages by decade

DecadeAverage LowestHighest Years
2010s 1.32 million one-year-olds 856,002 one-year-olds 1.94 million one-year-olds 5
2020s 1.19 million one-year-olds 954,628 one-year-olds 1.35 million one-year-olds 4

Countries ranked near Democratic Republic of Congo

  1. 1 India 2.27 million one-year-olds compare
  2. 2 Nigeria 2.04 million one-year-olds compare
  3. 4 Indonesia 1.29 million one-year-olds compare
  4. 5 Ethiopia 1.17 million one-year-olds compare
  5. 6 Pakistan 901,502 one-year-olds compare

See the full ranking of 194 places →

More health data for Democratic Republic of Congo

All data for Democratic Republic of Congo →

Frequently asked questions

What is number of one-year-olds who have not received the inactivated polio vaccine in Democratic Republic of Congo?
Number of one-year-olds who have not received the inactivated polio vaccine in Democratic Republic of Congo was 1.35 million 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 have not received the inactivated polio vaccine recorded in Democratic Republic of Congo?
The highest recorded value was 1.94 million one-year-olds in 2015.
What is the lowest number of one-year-olds who have not received the inactivated polio vaccine recorded in Democratic Republic of Congo?
The lowest recorded value was 856,002 one-year-olds in 2019.
How does Democratic Republic of Congo rank for number of one-year-olds who have not received the inactivated polio vaccine?
Democratic Republic of Congo ranks 3rd out of 194 countries with data for 2023.
Is number of one-year-olds who have not received the inactivated polio vaccine rising or falling in Democratic Republic of Congo?
Over the last ten years it is down 30.3%. The long-run trend across the full record is falling.
Where does this Democratic Republic of Congo 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 have not received the inactivated polio vaccine. Statizoid updates them automatically from the source API.

Download this data

CSV · JSON — 9 observations, free to reuse under CC BY 4.0 (Our World in Data).

About this data

Indicator
Number of one-year-olds who have not received the inactivated polio vaccine
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
194 places, 1,629 data points, 2015–2023
Last refreshed

Number of one-year-olds who have not had the first dose of the inactivated polio vaccine in a given year.