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Data for 2023

Human Development Index, 2023

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

Human Development Index, 2023 covers 193 countries on 5 measures. Iceland is highest, at 0.972; South Sudan is lowest, at 0.388. The middle country reads 0.762. Against 2022, 181 values changed (170 up, 11 down), 1 country joined.

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Human Development Index · Data for 2023

HighestIceland

0.972

LowestSouth Sudan

0.388

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

01UNDP Human Development Report Office’s rank

The table

Every country and every column of Human Development Index, 2023, as published. The rank is UNDP Human Development Report Office’s own, as printed. “=” marks a shared position.

Showing 25 of 193 countries · select a heading to sort

Human Development Index, 2023: every country, as published by UNDP Human Development Report Office.
1IcelandISLNorthern Europe0.97282.69118.85113.9089369,117
=2NorwayNORNorthern Europe0.97083.30818.79313.11796112,710
=2SwitzerlandCHEWestern Europe0.97083.95416.66813.9491281,949
4DenmarkDNKNorthern Europe0.96281.93318.70413.0273276,008
=5GermanyDEUWestern Europe0.95981.37817.30914.2963764,053
=5SwedenSWENorthern Europe0.95983.26218.99112.7403366,102
7AustraliaAUSAustralia and New Zealand0.95883.92320.65512.8700058,277
=8Hong KongHKGEastern Asia0.95585.51116.89612.3500069,436
=8NetherlandsNLDWestern Europe0.95582.15818.58512.6699568,344
10BelgiumBELWestern Europe0.95182.11518.99612.6896563,582
11IrelandIRLNorthern Europe0.94982.41219.18511.7250090,885
12FinlandFINNorthern Europe0.94881.91019.49412.9796357,068
=13SingaporeSGPSouth-eastern Asia0.94683.73616.74211.99000111,239
=13United KingdomGBRNorthern Europe0.94681.30217.81113.4900054,372
15United Arab EmiratesAREWestern Asia0.94082.90915.60212.9900071,142
16CanadaCANNorthern America0.93982.63015.88813.8700054,688
=17LiechtensteinLIEWestern Europe0.93883.63015.41312.40996166,812
=17New ZealandNZLAustralia and New Zealand0.93882.08819.30012.8830047,260
=17United StatesUSANorthern America0.93879.30415.92313.9100073,650
20South KoreaKOREastern Asia0.93784.32916.61912.7222049,726
21SloveniaSVNSouthern Europe0.93181.60317.47712.9512046,361
22AustriaAUTWestern Europe0.93081.95616.28412.3614763,479
23JapanJPNEastern Asia0.92584.71215.51212.6840547,775
24MaltaMLTSouthern Europe0.92483.29915.91012.4207052,155
25LuxembourgLUXWestern Europe0.92282.22914.35812.5893785,461

02In 2023

At either end

The 5 countries at each end of the headline, then the highest and lowest on each other measure.

Highest

  1. #1Iceland0.972
  2. #2Switzerlandshared0.970
  3. #2Norwayshared0.970
  4. #4Denmark0.962
  5. #5Germanyshared0.959

Lowest

  1. #193South Sudan0.388
  2. #192Somalia0.404
  3. #191Central African Republic0.414
  4. #190Chad0.416
  5. #188Nigershared0.419

A higher value is the better result. The middle country reads 0.762. “Shared” marks a value another country also holds.

Each measure’s ends

  • Life Expectancy at Birth (years)

    HighestSan Marino85.706

    LowestNigeria54.462

    Middle country: 73.490

  • Expected Years of Schooling

    HighestGreece20.846

    LowestSouth Sudan5.635

    Middle country: 13.336

  • Mean Years of Schooling

    HighestGermany14.29637

    LowestNiger1.41229

    Middle country: 9.93302

  • GNI per Capita (2021 PPP $)

    HighestLiechtenstein166,812

    LowestSouth Sudan688

    Middle country: 15,867

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
  • 181values changed, of 192 in both
  • 170 · 11rose · fell
  • 11unchanged

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.

  • 159 distinct values among 193

    Values are stored exactly as published, to 3 decimals. 3 countries share 0.938. Countries sharing a value share a position too.

  • The rank is UNDP Human Development Report Office’s

    Printed as the publisher ranked the countries; never re-ranked here.

  • Nothing missing

    Every one of the 193 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). Human Development Index, 2023 [data set], describing 2023. As held by Nations Inquiry, https://nationsinquiry.com/datasets/human-development-index/2023

0634 held

Other years

07Questions

Human Development Index, 2023: questions and answers

Which country has the highest Human Development Index in Human Development Index, 2023?

Iceland, at 0.972, of the 193 countries in the file.

What year does Human Development Index, 2023 describe?

2023.

How many countries does Human Development Index, 2023 cover?

193.

Where can I download 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 Human Development Index, 2023 the newest?

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

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