Population on 1 January by broad age group, sex and NUTS 3 region in Kocaeli
Kocaeli: Population on 1 January by broad age group, sex and NUTS 3 region was 2.13 million Number in 2025. ▲ Rising
Population on 1 January by broad age group, sex and NUTS 3 region in Kocaeli, 2001–2025
Source: Eurostat. Measured in Number.
Analysis
Kocaeli recorded 2.13 million Number for population on 1 january by broad age group, sex and nuts 3 region in 2025. That is the highest value across all 25 years on record.
That represents a change of up 1.3% on the previous year and up 23.6% over ten years.
Over the whole period, population on 1 january by broad age group, sex and nuts 3 region in Kocaeli peaked at 2.13 million Number in 2025 and was at its lowest, 1.21 million Number, in 2001.
Kocaeli ranks 203rd of 2016 regions on this measure, in the top quarter.
The long-run direction has been consistently rising across the 25 years of available data.
Population on 1 January by broad age group, sex and NUTS 3 region in Kocaeli, year by year
| Year | Number | Change |
|---|---|---|
| 2001 | 1.21 million Number | — |
| 2002 | 1.24 million Number | +2.7% |
| 2003 | 1.27 million Number | +2.5% |
| 2004 | 1.30 million Number | +2.5% |
| 2005 | 1.33 million Number | +2.5% |
| 2006 | 1.37 million Number | +2.5% |
| 2007 | 1.40 million Number | +2.5% |
| 2008 | 1.44 million Number | +2.5% |
| 2009 | 1.49 million Number | +3.6% |
| 2010 | 1.52 million Number | +2.2% |
| 2011 | 1.56 million Number | +2.5% |
| 2012 | 1.60 million Number | +2.7% |
| 2013 | 1.63 million Number | +2.1% |
| 2014 | 1.68 million Number | +2.5% |
| 2015 | 1.72 million Number | +2.8% |
| 2016 | 1.78 million Number | +3.3% |
| 2017 | 1.83 million Number | +2.8% |
| 2018 | 1.88 million Number | +2.9% |
| 2019 | 1.91 million Number | +1.2% |
| 2020 | 1.95 million Number | +2.4% |
| 2021 | 2.00 million Number | +2.3% |
| 2022 | 2.03 million Number | +1.8% |
| 2023 | 2.08 million Number | +2.2% |
| 2024 | 2.10 million Number | +1.1% |
| 2025 | 2.13 million Number | +1.3% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 2000s | 1.34 million Number | 1.21 million Number | 1.49 million Number | 9 |
| 2010s | 1.71 million Number | 1.52 million Number | 1.91 million Number | 10 |
| 2020s | 2.05 million Number | 1.95 million Number | 2.13 million Number | 6 |
More population data for Kocaeli
- Heat stress - Cities and FUAs — Mean population exposure to heat 22.84 Days per year (2025)
- Population by age and sex - Cities and FUAs 653,643 Persons (2024)
- Population and built-up density - Cities and FUAs — Urbanised area 33 Square kilometres (2030)
- Live births (total) by NUTS 3 region 23,396 Number (2024)
- Population density by NUTS 3 region 592 Persons per square kilometre (2024)
- Population change - Demographic balance and crude rates at regional 13,929 (2024)
- Population on 1 January by age group, sex and NUTS 3 region 2.13 million Number (2025)
- Live births by age group of the mothers and NUTS 3 region 23,396 Number (2024)
Frequently asked questions
- What is population on 1 january by broad age group, sex and nuts 3 region in Kocaeli?
- Population on 1 january by broad age group, sex and nuts 3 region in Kocaeli was 2.13 million Number in 2025, according to Eurostat.
- What is the highest population on 1 january by broad age group, sex and nuts 3 region recorded in Kocaeli?
- The highest recorded value was 2.13 million Number in 2025.
- What is the lowest population on 1 january by broad age group, sex and nuts 3 region recorded in Kocaeli?
- The lowest recorded value was 1.21 million Number in 2001.
- How does Kocaeli rank for population on 1 january by broad age group, sex and nuts 3 region?
- Kocaeli ranks 203rd out of 2016 regions with data for 2025.
- Is population on 1 january by broad age group, sex and nuts 3 region rising or falling in Kocaeli?
- Over the last ten years it is up 23.6%. The long-run trend across the full record is rising.
- Where does this Kocaeli data come from?
- The figures come from Eurostat, published as part of Population on 1 January by broad age group, sex and NUTS 3 region. Statizoid updates them automatically from the source API.
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