Unsentenced detainees as proportion of prison population in Thailand

Thailand: Unsentenced detainees as proportion of prison population was 8.94 in 2024. ▼ Falling

Latest (2024)
8.94
Change on year
down 22.5%
World rank
147th
of 153 countries
All-time high
28.35
in 2006
All-time low
1.08
in 2018
Years of data
15
2005–2024

Unsentenced detainees as proportion of prison population in Thailand, 2005–2024

01020302005201420242005: 252006: 28.42009: 25.42010: 25.32014: 21.12015: 18.62016: 18.42017: 17.22018: 1.12019: 11.82020: 112021: 14.52022: 4.92023: 11.52024: 8.9

Source: Our World in Data.

Analysis

Thailand recorded 8.94 for unsentenced detainees as proportion of prison population in 2024.

That represents a change of down 22.5% on the previous year and down 57.7% over ten years.

Over the whole period, unsentenced detainees as proportion of prison population in Thailand peaked at 28.35 in 2006 and was at its lowest, 1.08, in 2018.

Thailand ranks 147th of 153 countries on this measure, in the bottom quarter.

The long-run direction has been consistently falling across the 15 years of available data.

Unsentenced detainees as proportion of prison population in Thailand, year by year

Annual values for Unsentenced detainees as proportion of prison population in Thailand, 2005 to 2024.
Year Value Change
2005 24.99 —
2006 28.35 +13.4%
2009 25.35 -10.6%
2010 25.28 -0.3%
2014 21.11 -16.5%
2015 18.55 -12.1%
2016 18.45 -0.5%
2017 17.16 -7.0%
2018 1.08 -93.7%
2019 11.85 +997.2%
2020 11.01 -7.1%
2021 14.49 +31.6%
2022 4.86 -66.5%
2023 11.53 +137.2%
2024 8.94 -22.5%

Thailand compared with similar countries

  • Thailand's 8.94 is below the median for upper middle income countries, which is 33.62, 27% of the median. (44 countries reporting)
  • Thailand's 8.94 is below the median for East Asia & Pacific, which is 23.82, 38% of the median. (21 countries reporting)

Biggest year-on-year movements

Years where Unsentenced detainees as proportion of prison population in Thailand changed far more than this series normally does. A large move can be a real event or a change in how the figure was measured — the source note below says who published it.

YearChange FromTo
2019 +997.2% 1.08 11.85
2023 +137.2% 4.86 11.53

Averages by decade

DecadeAverage LowestHighest Years
2000s 26.23 24.99 28.35 3
2010s 16.21 1.08 25.28 7
2020s 10.17 4.86 14.49 5

Countries ranked near Thailand

  1. 144 Egypt 9.9 compare
  2. 145 Romania 9.22 compare
  3. 146 Belarus 9.17 compare
  4. 148 Bulgaria 8.79 compare
  5. 149 Czechia 8.21 compare
  6. 150 Brunei 7.08 compare

See the full ranking of 153 places →

More population data for Thailand

All data for Thailand →

Frequently asked questions

What is unsentenced detainees as proportion of prison population in Thailand?
Unsentenced detainees as proportion of prison population in Thailand was 8.94 in 2024, according to Our World in Data.
What is the highest unsentenced detainees as proportion of prison population recorded in Thailand?
The highest recorded value was 28.35 in 2006.
What is the lowest unsentenced detainees as proportion of prison population recorded in Thailand?
The lowest recorded value was 1.08 in 2018.
How does Thailand rank for unsentenced detainees as proportion of prison population?
Thailand ranks 147th out of 153 countries with data for 2024.
Is unsentenced detainees as proportion of prison population rising or falling in Thailand?
Over the last ten years it is down 57.7%. The long-run trend across the full record is falling.
Where does this Thailand data come from?
The figures come from Our World in Data, published as part of Unsentenced detainees as proportion of prison population. Statizoid updates them automatically from the source API.

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Unsentenced detainees as proportion of prison population in Thailand. Statizoid, drawing on Our World in Data. Retrieved 11 November 2026, from https://population.statizoid.com/stat/unsentenced-detainees-as-proportion-of-prison-population/thailand/

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About this data

Indicator
Unsentenced detainees as proportion of prison population
Source
Our World in Data
Licence
CC BY 4.0 (Our World in Data)
Coverage
153 places, 2,324 data points, 2001–2024
Last refreshed