Unsentenced detainees as a proportion of overall prison population in Thailand

Thailand: Unsentenced detainees as a proportion of overall prison population was 8.9% in 2024. ▼ Falling

Latest (2024)
8.9%
Change on year
down 22.5%
World rank
141st
of 147 countries
All-time high
28.4%
in 2006
All-time low
1.1%
in 2018
Years of data
15
2005–2024

Unsentenced detainees as a proportion of overall 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: United Nations Statistics Division, SDG Global Database.

Analysis

In 2024, unsentenced detainees as a proportion of overall prison population in Thailand stood at 8.9%.

The figure is down 22.5% on the previous year and down 57.7% over ten years.

Over the whole period, unsentenced detainees as a proportion of overall prison population in Thailand peaked at 28.4% in 2006 and was at its lowest, 1.1%, in 2018.

Thailand ranks 141st of 147 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 a proportion of overall prison population in Thailand, year by year

Annual values for Unsentenced detainees as a proportion of overall prison population (%) in Thailand, 2005 to 2024.
Year Value Change
2005 25.0%
2006 28.4% +13.4%
2009 25.4% -10.6%
2010 25.3% -0.3%
2014 21.1% -16.5%
2015 18.6% -12.1%
2016 18.4% -0.5%
2017 17.2% -7.0%
2018 1.1% -93.7%
2019 11.8% +997.2%
2020 11.0% -7.1%
2021 14.5% +31.6%
2022 4.9% -66.5%
2023 11.5% +137.2%
2024 8.9% -22.5%

Averages by decade

DecadeAverage LowestHighest Years
2000s 26.2% 25.0% 28.4% 3
2010s 16.2% 1.1% 25.3% 7
2020s 10.2% 4.9% 14.5% 5

Countries ranked near Thailand

  1. 138 Morocco 10.5% compare
  2. 139 Romania 9.2% compare
  3. 140 Belarus 9.2% compare
  4. 142 Bulgaria 8.8% compare
  5. 143 Czechia 8.2% compare
  6. 144 Brunei Darussalam 7.1% compare

See the full ranking of 186 places →

More infrastructure data for Thailand

All data for Thailand →

Frequently asked questions

What is unsentenced detainees as a proportion of overall prison population in Thailand?
Unsentenced detainees as a proportion of overall prison population in Thailand was 8.9% in 2024, according to United Nations Statistics Division, SDG Global Database.
What is the highest unsentenced detainees as a proportion of overall prison population recorded in Thailand?
The highest recorded value was 28.4% in 2006.
What is the lowest unsentenced detainees as a proportion of overall prison population recorded in Thailand?
The lowest recorded value was 1.1% in 2018.
How does Thailand rank for unsentenced detainees as a proportion of overall prison population?
Thailand ranks 141st out of 147 countries with data for 2024.
Is unsentenced detainees as a proportion of overall 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 United Nations Statistics Division, SDG Global Database, published as part of Unsentenced detainees as a proportion of overall prison population (%). Statizoid updates them automatically from the source API.

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Unsentenced detainees as a proportion of overall prison population in Thailand. Statizoid, drawing on United Nations Statistics Division, SDG Global Database. Retrieved 31 August 2026, from https://infrastructure.statizoid.com/stat/unsentenced-detainees-as-a-proportion-of-overall-prison-population-percent/thailand/

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About this data

Indicator
Unsentenced detainees as a proportion of overall prison population (%)
Source
United Nations Statistics Division, SDG Global Database
Licence
UN SDG Global Database (open, attribution requested)
Coverage
186 places, 3,007 data points, 2003–2024
Last refreshed