Nigeria vs Sierra Leone: SDR Allocation, SDR, per square kilometre

Nigeria
4,423 units per square kilometre
in 2023
Sierra Leone
4,133 units per square kilometre
in 2023
Nigeria rank
106th
Sierra Leone rank
108th

SDR Allocation, SDR, per square kilometre over time

  • Nigeria
  • Sierra Leone
01.0k2.0k3.0k4.0k196119922023

How they compare

Nigeria currently reports 4,423 units per square kilometre against 4,133 units per square kilometre in Sierra Leone, a difference of 290 units per square kilometre.

That makes Nigeria's figure about 1.1 times Sierra Leone's.

The two have swapped places 1 time across 63 shared years of data; in 1961 it was Sierra Leone ahead.

Nigeria ranks 106th and Sierra Leone ranks 108th of 189 countries.

Across the 7 decades both report, Nigeria averaged higher in 2 and Sierra Leone in 4.

Head to head by decade

Decade Nigeria Sierra Leone Difference Ahead
1960s 0 units per square kilometre 0 units per square kilometre 0 units per square kilometre —
1970s 49.4 units per square kilometre 102.05 units per square kilometre 52.65 units per square kilometre Sierra Leone
1980s 168.53 units per square kilometre 237.5 units per square kilometre 68.98 units per square kilometre Sierra Leone
1990s 172.55 units per square kilometre 241.85 units per square kilometre 69.3 units per square kilometre Sierra Leone
2000s 339.25 units per square kilometre 355.5 units per square kilometre 16.25 units per square kilometre Sierra Leone
2010s 1,840 units per square kilometre 1,379 units per square kilometre 460.94 units per square kilometre Nigeria
2020s 3,777 units per square kilometre 3,444 units per square kilometre 332.7 units per square kilometre Nigeria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher sdr allocation, sdr, per square kilometre, Nigeria or Sierra Leone?
Nigeria, at 4,423 units per square kilometre against 4,133 units per square kilometre in Sierra Leone as of 2023.
What is the difference in sdr allocation, sdr, per square kilometre between Nigeria and Sierra Leone?
290 units per square kilometre, with Nigeria ahead.
How many years of comparable data are there for Nigeria and Sierra Leone?
63 years are reported by both, from 1961 to 2023.
How do Nigeria and Sierra Leone rank globally for sdr allocation, sdr, per square kilometre?
Nigeria ranks 106th and Sierra Leone ranks 108th of 189 countries.
Where does this data come from?
Statizoid (derived), published as SDR Allocation, SDR, per square kilometre. Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Nigeria vs Sierra Leone: SDR Allocation, SDR, per square kilometre. Statizoid, drawing on Statizoid (derived). Retrieved 10 October 2026, from https://economy.statizoid.com/compare/sdr-allocation-sdr-per-square-kilometre/nigeria/sierra-leone/

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About this data

Indicator
SDR Allocation, SDR, per square kilometre
Unit
units per square kilometre
Source
Statizoid (derived)
Licence
Derived by Statizoid from the sources named on the page
Coverage
191 places, 10,792 data points, 1961–2023
Last refreshed

SDR Allocation, SDR 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.