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Data for 2023

Inequality-adjusted Human Development Index, 2023

2023, as UNDP Human Development Report Office’s 2025 release gives it · stored as published, never rewritten

Inequality-adjusted Human Development Index, 2023 covers 169 countries. Iceland is highest, at 0.923; South Sudan is lowest, at 0.226. The middle country reads 0.609. Against 2022, 163 values changed (157 up, 6 down), 1 country joined.

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Inequality-adjusted Human Development Index · Data for 2023

HighestIceland

0.923

LowestSouth Sudan

0.226

Shaded by value in five groups of equal size, darkest at the better end.

01Position · derived

The table

Every country and every column of Inequality-adjusted Human Development Index, 2023, as published. UNDP Human Development Report Office ranks nobody on this measure; the position is derived here by ordering the published values. “=” marks a shared position.

Showing 25 of 169 countries · select a heading to sort

Inequality-adjusted Human Development Index, 2023: every country, as published by UNDP Human Development Report Office.
derived
1IcelandISLNorthern Europe0.923
=2DenmarkDNKNorthern Europe0.909
=2NorwayNORNorthern Europe0.909
4SwitzerlandCHEWestern Europe0.894
5NetherlandsNLDWestern Europe0.892
=6BelgiumBELWestern Europe0.891
=6FinlandFINNorthern Europe0.891
8GermanyDEUWestern Europe0.890
=9IrelandIRLNorthern Europe0.886
=9SwedenSWENorthern Europe0.886
11SloveniaSVNSouthern Europe0.885
12AustraliaAUSAustralia and New Zealand0.873
13United KingdomGBRNorthern Europe0.869
=14CanadaCANNorthern America0.867
=14CzechiaCZEEastern Europe0.867
16United Arab EmiratesAREWestern Asia0.866
17AustriaAUTWestern Europe0.861
18South KoreaKOREastern Asia0.857
19New ZealandNZLAustralia and New Zealand0.853
20JapanJPNEastern Asia0.845
21MaltaMLTSouthern Europe0.843
=22CyprusCYPWestern Asia0.841
=22EstoniaESTNorthern Europe0.841
24Hong KongHKGEastern Asia0.839
25LuxembourgLUXWestern Europe0.838

02In 2023

At either end

The 5 countries at each end of the headline.

Highest

  1. 1Iceland0.923
  2. 2Denmarkshared0.909
  3. 2Norwayshared0.909
  4. 4Switzerland0.894
  5. 5Netherlands0.892

Lowest

  1. 169South Sudan0.226
  2. 168Somalia0.229
  3. 167Chad0.252
  4. 166Central African Republic0.253
  5. 165Niger0.265

A higher value is the better result. The middle country reads 0.609. “Shared” marks a value another country also holds.

032022 → 2023

Since 2022

What changed between 2022 and this one: who joined or left, and how far the headline moved.

  • +1 / −0countries joined / left
  • 163values changed, of 168 in both
  • 157 · 6rose · fell
  • 5unchanged

Rose most

Fell most

+ Central African Republic

Both years come from the same release, so a difference here is a change in the data, not a revision of it. Every country’s full history is charted on the statistic page.

04Caveats

Read before you use

What this edition’s numbers are and are not, worked out from the file itself.

How values are stored
  • One year of the 2025 release

    Every year in this series comes from UNDP Human Development Report Office’s 2025 release, recalculated on one method. It can differ from what was first published for 2023.

  • 145 distinct values among 169

    Values are stored exactly as published, to 3 decimals. 3 countries share 0.478. Countries sharing a value share a position too.

  • The position is ours

    UNDP Human Development Report Office publishes values only; the order is this site’s.

  • Nothing missing

    Every one of the 169 countries has every column.

05The files

Download and cite

The table as a file, digit for digit, what this site changed, and a citation for this edition.

Licence in full

What this site changed: Reshaped into one row per country: regional and income-group totals are left out, only the columns listed are kept, each row gets its ISO 3166 code, and some country names are brought to one spelling. No value is recalculated, rescaled or rounded.

Licence: CC BY 3.0 IGO · what it allows, in plain words

Cite this edition

UNDP Human Development Report Office (2023). Inequality-adjusted Human Development Index, 2023 [data set], describing 2023. As held by Nations Inquiry, https://nationsinquiry.com/datasets/inequality-adjusted-hdi/2023

0614 held

Other years

07Questions

Inequality-adjusted Human Development Index, 2023: questions and answers

Which country has the highest Inequality-adjusted HDI in Inequality-adjusted Human Development Index, 2023?

Iceland, at 0.923, of the 169 countries in the file.

What year does Inequality-adjusted Human Development Index, 2023 describe?

2023.

How many countries does Inequality-adjusted Human Development Index, 2023 cover?

169.

Where can I download Inequality-adjusted Human Development Index, 2023?

On this page, as a CSV file holding every value exactly as published, or from the publisher’s own site, linked below.

Is Inequality-adjusted Human Development Index, 2023 the newest?

Yes, as of 2026-09-06, when it was read from the publisher.

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