Tanzania vs United States: How do UN Population projections compare to the previous revision?

Tanzania
244.82 million people
in 2100
United States
394.04 million people
in 2100
Tanzania rank
9th
United States rank
6th

How do UN Population projections compare to the previous revision? over time

  • Tanzania
  • United States
100.0M200.0M300.0M400.0M202220612100

How they compare

United States currently reports 394.04 million people against 244.82 million people in Tanzania, a difference of 149.22 million people.

That makes United States's figure about 1.6 times Tanzania's.

Across all 79 years both countries report, United States has been ahead every year.

Tanzania ranks 9th and United States ranks 6th of 235 countries.

United States has averaged higher in every one of the 9 decades both report.

Head to head by decade

Decade Tanzania United States Difference Ahead
2020s 72.52 million people 344.43 million people 271.92 million people United States
2030s 92.05 million people 359.08 million people 267.03 million people United States
2040s 116.09 million people 371.03 million people 254.94 million people United States
2050s 141.55 million people 377.88 million people 236.34 million people United States
2060s 167.33 million people 383.52 million people 216.18 million people United States
2070s 192.14 million people 389.03 million people 196.90 million people United States
2080s 214.95 million people 392.06 million people 177.11 million people United States
2090s 235.08 million people 393.42 million people 158.34 million people United States
2100s 244.82 million people 394.04 million people 149.22 million people United States

Averages of every year both report within each decade.

Frequently asked questions

Which has higher how do un population projections compare to the previous revision?, Tanzania or United States?
United States, at 394.04 million people against 244.82 million people in Tanzania as of 2100.
What is the difference in how do un population projections compare to the previous revision? between Tanzania and United States?
149.22 million people, with United States ahead.
How many years of comparable data are there for Tanzania and United States?
79 years are reported by both, from 2022 to 2100.
How do Tanzania and United States rank globally for how do un population projections compare to the previous revision??
Tanzania ranks 9th and United States ranks 6th of 235 countries.
Where does this data come from?
UN, World Population Prospects (2024) – processed by Our World in Data, published as How do UN Population projections compare to the previous revision?. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Tanzania vs United States: How do UN Population projections compare to the previous revision?. Statizoid, drawing on UN, World Population Prospects (2024) – processed by Our World in Data. Retrieved 08 October 2026, from https://population.statizoid.com/compare/un-population-2024-vs-2022/tanzania/united-states/

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About this data

Indicator
How do UN Population projections compare to the previous revision?
Unit
people
Source
UN, World Population Prospects (2024) – processed by Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
235 places, 18,565 data points, 2022–2100
Last refreshed

Total population, measured on 1 July of the year shown. Future projections are based on the UN's medium scenario.