Which has higher population ages 65 and above, Nigeria or Tanzania, United Republic of?

Nigeria, at 3.1% against 3.0% in Tanzania, United Republic of as of 2025.

How many years of comparable data are there for Nigeria and Tanzania, United Republic of?

66 years are reported by both, from 1960 to 2025.

Where does this data come from?

World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Population ages 65 and above (% of total population). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Nigeria vs Tanzania, United Republic of: Population ages 65 and above

Nigeria

3.1%

in 2025

Tanzania, United Republic of

3.0%

in 2025

Nigeria rank

194th

Tanzania, United Republic of rank

197th

Population ages 65 and above over time

Nigeria
Tanzania, United Republic of

How they compare

Nigeria currently reports 3.1% against 3.0% in Tanzania, United Republic of, a difference of 0.1%.

The two have swapped places 2 times across 66 shared years of data; in 1960 it was Nigeria ahead.

Nigeria ranks 194th and Tanzania, United Republic of ranks 197th of 218 countries.

Across the 7 decades both report, Nigeria averaged higher in 6 and Tanzania, United Republic of in 1.

Head to head by decade

Decade	Nigeria	Tanzania, United Republic of	Difference	Ahead
1960s	3.4%	2.5%	0.9%	Nigeria
1970s	3.2%	2.7%	0.5%	Nigeria
1980s	3.2%	3.0%	0.2%	Nigeria
1990s	3.1%	2.9%	0.2%	Nigeria
2000s	3.0%	2.8%	0.3%	Nigeria
2010s	3.0%	2.9%	0.1%	Nigeria
2020s	3.0%	3.0%	0.0%	Tanzania, United Republic of

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population ages 65 and above, Nigeria or Tanzania, United Republic of?: Nigeria, at 3.1% against 3.0% in Tanzania, United Republic of as of 2025.
What is the difference in population ages 65 and above between Nigeria and Tanzania, United Republic of?: 0.1%, with Nigeria ahead.
How many years of comparable data are there for Nigeria and Tanzania, United Republic of?: 66 years are reported by both, from 1960 to 2025.
How do Nigeria and Tanzania, United Republic of rank globally for population ages 65 and above?: Nigeria ranks 194th and Tanzania, United Republic of ranks 197th of 218 countries.
Where does this data come from?: World Population Prospects, United Nations (UN), publisher: UN Population Division, published as Population ages 65 and above (% of total population). 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: Population ages 65 and above. Statizoid, drawing on World Population Prospects, United Nations (UN), publisher: UN Population Division. Retrieved 16 September 2026, from https://health.statizoid.com/compare/population-ages-65-and-above-percent-of-total-population/nigeria/tanzania/

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About this data

Indicator: Population ages 65 and above (% of total population)
Unit: % of total population
Source: World Population Prospects, United Nations (UN), publisher: UN Population Division
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 266 places, 17,556 data points, 1960–2025
Last refreshed: 03 September 2026

Population ages 65 and above as a percentage of the total population. Population is based on the de facto definition of population, which counts all residents regardless of legal status or citizenship.