Nigeria vs Tanzania, United Republic of: Theoretical duration of pre-primary education

Nigeria
1 years
in 2025
Tanzania, United Republic of
1 years
in 2025
Nigeria rank
211th
Tanzania, United Republic of rank
211th

Theoretical duration of pre-primary education over time

  • Nigeria
  • Tanzania, United Republic of
11.522.53197019972025

How they compare

Nigeria currently reports 1 years against 1 years in Tanzania, United Republic of, a difference of 0 years.

The two have swapped places 1 time across 56 shared years of data; in 1970 it was Nigeria ahead.

Nigeria ranks 211th and Tanzania, United Republic of ranks 211th of 223 countries.

Across the 6 decades both report, Nigeria averaged higher in 3 and Tanzania, United Republic of in 2.

Head to head by decade

Decade Nigeria Tanzania, United Republic of Difference Ahead
1970s 3 years 2 years 1 years Nigeria
1980s 3 years 2 years 1 years Nigeria
1990s 2.8 years 2 years 0.8 years Nigeria
2000s 1 years 2 years 1 years Tanzania, United Republic of
2010s 1 years 2 years 1 years Tanzania, United Republic of
2020s 1 years 1 years 0 years

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of pre-primary education, Nigeria or Tanzania, United Republic of?
Nigeria, at 1 years against 1 years in Tanzania, United Republic of as of 2025.
What is the difference in theoretical duration of pre-primary education between Nigeria and Tanzania, United Republic of?
0 years, with Nigeria ahead.
How many years of comparable data are there for Nigeria and Tanzania, United Republic of?
56 years are reported by both, from 1970 to 2025.
How do Nigeria and Tanzania, United Republic of rank globally for theoretical duration of pre-primary education?
Nigeria ranks 211th and Tanzania, United Republic of ranks 211th of 223 countries.
Where does this data come from?
UNESCO Institute for Statistics, published as Theoretical duration of pre-primary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Nigeria vs Tanzania, United Republic of: Theoretical duration of pre-primary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 06 September 2026, from https://education.statizoid.com/compare/theoretical-duration-of-pre-primary-education-years-2/nigeria/tanzania/

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About this data

Indicator
Theoretical duration of pre-primary education (years)
Unit
years
Source
UNESCO Institute for Statistics
Licence
CC BY-SA 3.0 IGO (UNESCO Institute for Statistics)
Coverage
223 places, 12,020 data points, 1970–2025
Last refreshed

February 2026 Data Release