Colombia vs Thailand
Thailand has 1.3× the population of Colombia: 71,619,863 vs 53,425,635, a gap of 18.2 million. Colombia is growing faster (+1.01% vs −0.07% a year), adding about 542,012 people a year against −48,132. Using continuous exponential growth from the stated base year, if these rates held, Colombia would overtake Thailand in about 27 years (from the 2025 population bases, around 2052) — a projection, not a forecast. Thailand is the older society: 16.0% aged 65+ against 10.2% in Colombia, while Colombia has more children (20.0% under 15 vs 14.4%). Thailand is 3.0× as densely populated (140.3 vs 47.2 people per km²). People in Colombia live 1.3 years longer on average (77.9 vs 76.6).
Country/territory population bases: World Bank 2025 (Colombia) and 2025 (Thailand); growth years 2025 / 2025. Annual source values, not live counts; years may differ. Growth is national, not local.
Colombia vs Thailand — side by side
 Colombia |  Thailand | |
|---|---|---|
| Population | 53,425,6352025 | 71,619,8632025 |
| Growth rate / yr | +1.01%2025 | −0.07%2025 |
| Births per 1,000 | 13.32024 | 8.12024 |
| Deaths per 1,000 | 5.52024 | 9.02024 |
| Children per woman | 1.632024 | 1.202024 |
| Life expectancy | 77.9 yrs2024 | 76.6 yrs2024 |
| Aged 0–14 | 20.0%2025 | 14.4%2025 |
| Aged 65+ | 10.2%2025 | 16.0%2025 |
| Density | 47.2 /km²2023 | 140.3 /km²2023 |
| Area | 1,140,619 km²2023 | 513,115 km²2023 |
| Urban population | 78.8%2025 | 62.8%2025 |
| Net migration / yr | +129,1392025 | +27,5092025 |
| GDP per capita | $8,5622025 | $8,0572025 |
| Country population rank (available records) | #28 | #20 |
| Base / world population (World Bank 2025) | 0.65% | 0.87% |
Highlighted cell = the higher value (not "better"). Small print under each value is its own data year. Source: World Bank; country/territory population bases may have different years. These are not live counts.
Population since 1960
World Bank population history (not the separate UN WPP timeline). Colombia: 3.4× from 1960 to 2025; Thailand: 2.7× from 1960 to 2025. Left: absolute population. Right: each series indexed to its own first available year = 100; baseline years may differ.
More comparisons
Regions: Latin America & Caribbean · East Asia & Pacific · rankings
Colombia: Colombia vs India, Colombia vs China, Colombia vs United States, Colombia vs Indonesia, Colombia vs Pakistan, Colombia vs Nigeria, Colombia vs Brazil, Colombia vs Bangladesh.
Thailand: Thailand vs India, Thailand vs China, Thailand vs United States, Thailand vs Indonesia, Thailand vs Pakistan, Thailand vs Nigeria, Thailand vs Brazil, Thailand vs Bangladesh.
Compare anything
Pick any two. The result renders instantly from the same live data as the map, and the URL updates so you can share it.
What changed during your lifetime?
Turn these figures into a private, five-scene personal world story.
Compare like with like
This page is a structured reference entry. Its sources, geographic definition and reference dates determine what the figures mean; it is not independent reporting about the causes of change. Read the accompanying explanation before comparing different places or vintages.