Île de France30%
Auvergne-Rhône-Alpes12%
Nouvelle-Aquitaine7.7%
Occitanie7.6%
Provence-Alpes-Côte d'Azur7.6%
Hauts-de-France6.8%
Grand Est6.7%
Pays de la Loire5.1%
Brittany4.3%
Normandy3.8%
Bourgogne-Franche-Comté3.2%
Centre-Val de Loire3.1%
Réunion
1
Île de France
€900B
2
Auvergne-Rhône-Alpes
€359B
3
Nouvelle-Aquitaine
€234B
4
Occitanie
€230B
5
Provence-Alpes-Côte d'Azur
€229B
6
Hauts-de-France
€206B
7
Grand Est
€204B
8
Pays de la Loire
€154B
9
Brittany
€131B
10
Normandy
€116B
11
Bourgogne-Franche-Comté
€98B
12
Centre-Val de Loire
€94B
13
Réunion
€25B
14
Corsica
€14B
15
Guadeloupe
€12B
16
Martinique
€11B
17
French Guiana
€6B
18
Mayotte
€4B
Highlights
Within France, Île de France ranks first in 2025 with €900B, followed by Auvergne-Rhône-Alpes (€359B) and Nouvelle-Aquitaine (€234B).
Île de France is 2.5 times higher than Auvergne-Rhône-Alpes, the runner-up.
Across 18 entries, values run from €900B (Île de France) to €4B (Mayotte), with a median of €124B.
Source: INSEE, regional accounts (2025) (via Wikipedia), 2025. Unit: EUR billion.
Source: INSEE, regional accounts (2025) (via Wikipedia) · CC BY-SA 4.0 (Wikipedia); underlying data © the cited publisher · fetched Oct 13, 2026