Population of Seine-Saint-Denis département, France
Population of Seine-Saint-Denis département, France stood at 1,745,657 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 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Departments | |||||||||||
| Seine-Saint-Denis | 1,745,657 | 1,731,789 | 1,718,265 | 1,704,316 | 1,681,725 | 1,668,670 | 1,655,422 | 1,644,903 | 1,632,677 | 1,623,111 | |
| Val-de-Marne | 1,439,001 | 1,434,875 | 1,430,965 | 1,426,929 | 1,419,531 | 1,415,367 | 1,407,972 | 1,407,124 | 1,396,913 | 1,387,926 |
Understanding population of Seine-Saint-Denis département, France
Population assessment for Seine-Saint-Denis computes the total headcount of permanent inhabitants legally established across its constituent communes. The series records every individual with a validated primary residence, capturing the combined effects of natural demographic growth and net migration. It differentiates itself from adjacent departmental metrics by reflecting specific urban migration flows, high household formation rates, and younger median age distributions. Temporary residents and tourists are strictly excluded from the tabulation.
Evaluating this indicator necessitates focusing on long-term annual trajectories, avoiding short-term cyclical assumptions given the annual release schedule. Analysts should account for potential methodological revisions when structural census survey panels are adjusted. Early estimates are subject to refinement once complete administrative and fiscal datasets are processed. When benchmarking against other urban departments, variations in municipal density and housing stock composition must be considered to ensure accurate interpretation.
Frequently asked questions
- Does this series reflect international migration into Seine-Saint-Denis?
- Yes, individuals who establish legal primary residency are captured in the annual permanent population total.
- Why is annual comparison preferred over shorter intervals?
- The data publication is strictly annual, making year-over-year observation the standard analytical approach.
- How are revisions handled in this departmental dataset?
- Initial estimates are updated when comprehensive civil registry and housing survey validations are completed.