Population of Île-de-France, France
Population of Île-de-France, France stood at 12,594,502 persons in 2026, according to INSEE – Institut national de la statistique et des études économiques (BDM). It is one of the indicators in the Population and demography table (Value · Annual), with a complete series running from 1975 to 2026. The complete series with an interactive chart, free to download.
This indicator in the Population and demography table
| Indicator | 2026 | 2025 | 2024 | 2023 | 2022 | 2021 | 2020 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Regions | |||||||||||
| Île-de-France | 12,594,502 | 12,549,288 | 12,507,542 | 12,463,067 | 12,380,964 | 12,317,279 | 12,271,794 | 12,262,544 | 12,213,447 | 12,174,880 | |
| Centre-Val de Loire | 2,589,286 | 2,588,306 | 2,588,006 | 2,587,031 | 2,581,597 | 2,573,303 | 2,574,863 | 2,573,180 | 2,572,853 | 2,576,252 |
Understanding population of Île-de-France, France
Inhabitants officially domiciled within the primary capital administrative region comprise the localized demographic headcount measured at the start of the annual cycle. This regional metric includes all residents living across the department network of the capital territory, excluding populations situated in all other provincial regions and overseas territories. This series differs from national and wider mainland aggregates by concentrating exclusively on the core urbanized capital basin, highlighting metropolitan concentration and regional mobility.
When analyzing this regional stock, users must account for domestic net migration and housing market shifts that heavily influence early population estimates prior to final census adjustments. Seasonal variations are absent due to the annual frequency of the data release. Observers should evaluate multi-year demographic trends rather than single-period fluctuations, and must avoid applying national demographic averages to this uniquely urbanized territory.
Frequently asked questions
- What specific geographic territory does this population series cover?
- The measure is restricted exclusively to the Île-de-France capital region and its départements.
- Are residents from other mainland regions included in this regional total?
- No, populations living outside this specific capital territory are completely excluded.
- Why are multi-year trends recommended over single-year changes for this region?
- Annual figures can be volatile due to shifting domestic migration patterns into and out of the capital basin.