What is the difference in refugees under the mandate of the unhcr by country or territory of between Congo, Democratic Republic of the and Nigeria?

0.019 units per square kilometre, with Nigeria ahead.

How many years of comparable data are there for Congo, Democratic Republic of the and Nigeria?

40 years are reported by both, from 1968 to 2023.

Where does this data come from?

Statizoid (derived), published as Refugees under the mandate of the UNHCR by country or territory of origin, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Congo, Democratic Republic of the vs Nigeria: Refugees under the mandate of the UNHCR by country or territory of

Congo, Democratic Republic of the

0.4315 units per square kilometre

in 2023

Nigeria

0.4505 units per square kilometre

in 2023

Congo, Democratic Republic of the rank

28th

Nigeria rank

27th

Refugees under the mandate of the UNHCR by country or territory of over time

Congo, Democratic Republic of the
Nigeria

How they compare

Nigeria currently reports 0.4505 units per square kilometre against 0.4315 units per square kilometre in Congo, Democratic Republic of the, a difference of 0.019 units per square kilometre.

The two have swapped places 4 times across 40 shared years of data; in 1968 it was Nigeria ahead.

Congo, Democratic Republic of the ranks 28th and Nigeria ranks 27th of 196 countries.

Across the 7 decades both report, Congo, Democratic Republic of the averaged higher in 5 and Nigeria in 2.

Head to head by decade

Decade	Congo, Democratic Republic of the	Nigeria	Difference	Ahead
1960s	0.0269 units per square kilometre	0.0296 units per square kilometre	0.0027 units per square kilometre	Nigeria
1970s	0.0228 units per square kilometre	0 units per square kilometre	0.0228 units per square kilometre	Congo, Democratic Republic of the
1980s	0.0403 units per square kilometre	0 units per square kilometre	0.0402 units per square kilometre	Congo, Democratic Republic of the
1990s	0.0529 units per square kilometre	0.0021 units per square kilometre	0.0508 units per square kilometre	Congo, Democratic Republic of the
2000s	0.1821 units per square kilometre	0.018 units per square kilometre	0.1641 units per square kilometre	Congo, Democratic Republic of the
2010s	0.2522 units per square kilometre	0.1517 units per square kilometre	0.1005 units per square kilometre	Congo, Democratic Republic of the
2020s	0.4036 units per square kilometre	0.4222 units per square kilometre	0.0186 units per square kilometre	Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher refugees under the mandate of the unhcr by country or territory of, Congo, Democratic Republic of the or Nigeria?: Nigeria, at 0.4505 units per square kilometre against 0.4315 units per square kilometre in Congo, Democratic Republic of the as of 2023.
What is the difference in refugees under the mandate of the unhcr by country or territory of between Congo, Democratic Republic of the and Nigeria?: 0.019 units per square kilometre, with Nigeria ahead.
How many years of comparable data are there for Congo, Democratic Republic of the and Nigeria?: 40 years are reported by both, from 1968 to 2023.
How do Congo, Democratic Republic of the and Nigeria rank globally for refugees under the mandate of the unhcr by country or territory of?: Congo, Democratic Republic of the ranks 28th and Nigeria ranks 27th of 196 countries.
Where does this data come from?: Statizoid (derived), published as Refugees under the mandate of the UNHCR by country or territory of origin, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Congo, Democratic Republic of the vs Nigeria: Refugees under the mandate of the UNHCR by country or territory of. Statizoid, drawing on Statizoid (derived). Retrieved 16 September 2026, from https://social-development.statizoid.com/compare/refugees-under-the-mandate-of-the-unhcr-by-country-or-territory-of-origin-per-square/congo-dem-rep/nigeria/

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About this data

Indicator: Refugees under the mandate of the UNHCR by country or territory of origin, per square kilometre
Unit: units per square kilometre
Source: Statizoid (derived)
Licence: Derived by Statizoid from the sources named on the page
Coverage: 243 places, 9,411 data points, 1961–2023
Last refreshed: 19 August 2026

Refugees under the mandate of the UNHCR by country or territory of origin 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.