How many years of comparable data are there for Czechia and Tonga?

31 years are reported by both, from 1993 to 2023.

Where does this data come from?

Statizoid (derived), published as Population - Est. & Proj. — Total Population - Both sexes, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Czechia vs Tonga: Population - Est. & Proj. — Total Population - Both sexes, per square

Czechia

0.1401 1000 No per square kilometre

in 2023

Tonga

0.1453 1000 No per square kilometre

in 2023

Czechia rank

73rd

Tonga rank

71st

Population - Est. & Proj. — Total Population - Both sexes, per square over time

Czechia
Tonga

How they compare

Tonga currently reports 0.1453 1000 No per square kilometre against 0.1401 1000 No per square kilometre in Czechia, a difference of 0.0052 1000 No per square kilometre.

Across all 31 years both countries report, Tonga has been ahead every year.

Czechia ranks 73rd and Tonga ranks 71st of 191 countries.

Tonga has averaged higher in every one of the 4 decades both report.

Head to head by decade

Decade	Czechia	Tonga	Difference	Ahead
1990s	0.1332 1000 No per square kilometre	0.1399 1000 No per square kilometre	0.0067 1000 No per square kilometre	Tonga
2000s	0.1332 1000 No per square kilometre	0.1461 1000 No per square kilometre	0.0129 1000 No per square kilometre	Tonga
2010s	0.1362 1000 No per square kilometre	0.1478 1000 No per square kilometre	0.0116 1000 No per square kilometre	Tonga
2020s	0.1379 1000 No per square kilometre	0.1461 1000 No per square kilometre	0.0083 1000 No per square kilometre	Tonga

Averages of every year both report within each decade.

Frequently asked questions

Which has higher population - est. & proj. — total population - both sexes, per square, Czechia or Tonga?: Tonga, at 0.1453 1000 No per square kilometre against 0.1401 1000 No per square kilometre in Czechia as of 2023.
What is the difference in population - est. & proj. — total population - both sexes, per square between Czechia and Tonga?: 0.0052 1000 No per square kilometre, with Tonga ahead.
How many years of comparable data are there for Czechia and Tonga?: 31 years are reported by both, from 1993 to 2023.
How do Czechia and Tonga rank globally for population - est. & proj. — total population - both sexes, per square?: Czechia ranks 73rd and Tonga ranks 71st of 191 countries.
Where does this data come from?: Statizoid (derived), published as Population - Est. & Proj. — Total Population - Both sexes, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Czechia vs Tonga: Population - Est. & Proj. — Total Population - Both sexes, per square. Statizoid, drawing on Statizoid (derived). Retrieved 04 September 2026, from https://labour.statizoid.com/compare/population-est-and-proj-total-population-both-sexes-per-square-kilometre/czechia/tonga/

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<a href="https://labour.statizoid.com/compare/population-est-and-proj-total-population-both-sexes-per-square-kilometre/czechia/tonga/">Czechia vs Tonga: Population - Est. & Proj. — Total Population - Both sexes, per square</a> — Statizoid

About this data

Indicator: Population - Est. & Proj. — Total Population - Both sexes, per square kilometre
Unit: 1000 No per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 192 places, 10,981 data points, 1961–2023
Last refreshed: 20 August 2026

Population - Est. & Proj. — Total Population - Both sexes divided by Land area (sq. km), matched on country and year. Neither publisher issues this ratio as a series; it is computed here from both.