At the other end of the ranking, French Guiana is the least densely populated department, with 4 inhabitants per km².
The ranking covers the 100 departments in the database: the 96 in mainland France and four overseas departments (Guadeloupe, Martinique, French Guiana and Réunion); Mayotte is not included.
The ranking of departments: density
| Rank | Department | Region | Density (per km²) | Proportional bar | Population |
|---|---|---|---|---|---|
| 1 | Paris (75) | Île-de-France | 20,108 | 2,119,412 | |
| 2 | Hauts-de-Seine (92) | Île-de-France | 9,513 | 1,670,575 | |
| 3 | Seine-Saint-Denis (93) | Île-de-France | 7,242 | 1,710,659 | |
| 4 | Val-de-Marne (94) | Île-de-France | 5,859 | 1,435,612 | |
| 5 | Val-d'Oise (95) | Île-de-France | 1,036 | 1,290,942 | |
| 6 | Essonne (91) | Île-de-France | 749 | 1,351,891 | |
| 7 | Yvelines (78) | Île-de-France | 660 | 1,508,510 | |
| 8 | Rhône (69) | Auvergne-Rhône-Alpes | 597 | 1,940,015 | |
| 9 | Nord (59) | Hauts-de-France | 461 | 2,645,946 | |
| 10 | Bouches-du-Rhône (13) | Provence-Alpes-Côte d'Azur | 415 | 2,112,170 | |
| 11 | Réunion (974) | Réunion | 359 | 899,660 | |
| 12 | Martinique (972) | Martinique | 323 | 364,348 | |
| 13 | Alpes-Maritimes (06) | Provence-Alpes-Côte d'Azur | 266 | 1,142,503 | |
| 14 | Seine-et-Marne (77) | Île-de-France | 251 | 1,484,180 | |
| 15 | Bas-Rhin (67) | Grand Est | 248 | 1,178,940 | |
| 16 | Guadeloupe (971) | Guadeloupe | 239 | 388,493 | |
| 17 | Haute-Garonne (31) | Occitanie | 237 | 1,494,734 | |
| 18 | Territoire de Belfort (90) | Bourgogne-Franche-Comté | 235 | 143,144 | |
| 19 | Haut-Rhin (68) | Grand Est | 223 | 784,356 | |
| 20 | Pas-de-Calais (62) | Hauts-de-France | 222 | 1,479,365 | |
| 21 | Loire-Atlantique (44) | Pays de la Loire | 221 | 1,517,043 | |
| 22 | Hérault (34) | Occitanie | 205 | 1,248,501 | |
| 23 | Seine-Maritime (76) | Normandy | 204 | 1,281,667 | |
| 24 | Haute-Savoie (74) | Auvergne-Rhône-Alpes | 201 | 881,729 | |
| 25 | Var (83) | Provence-Alpes-Côte d'Azur | 190 | 1,135,585 | |
| 26 | Isère (38) | Auvergne-Rhône-Alpes | 178 | 1,324,225 | |
| 27 | Gironde (33) | Nouvelle-Aquitaine | 172 | 1,716,986 | |
| 28 | Moselle (57) | Grand Est | 172 | 1,068,899 | |
| 29 | Ille-et-Vilaine (35) | Brittany | 169 | 1,145,286 | |
| 30 | Loire (42) | Auvergne-Rhône-Alpes | 165 | 788,024 | |
| 31 | Vaucluse (84) | Provence-Alpes-Côte d'Azur | 163 | 582,656 | |
| 32 | Oise (60) | Hauts-de-France | 144 | 846,757 | |
| 33 | Finistère (29) | Brittany | 142 | 957,671 | |
| 34 | Meurthe-et-Moselle (54) | Grand Est | 142 | 743,353 | |
| 35 | Gard (30) | Occitanie | 134 | 784,471 | |
| 36 | Calvados (14) | Normandy | 131 | 722,979 | |
| 37 | Pyrénées-Orientales (66) | Occitanie | 123 | 504,938 | |
| 38 | Ain (01) | Auvergne-Rhône-Alpes | 121 | 694,945 | |
| 39 | Maine-et-Loire (49) | Pays de la Loire | 120 | 853,768 | |
| 40 | Morbihan (56) | Brittany | 118 | 804,597 | |
| 41 | Vendée (85) | Pays de la Loire | 109 | 732,903 | |
| 42 | Doubs (25) | Bourgogne-Franche-Comté | 107 | 560,477 | |
| 43 | Loiret (45) | Centre-Val de Loire | 104 | 705,712 | |
| 44 | Indre-et-Loire (37) | Centre-Val de Loire | 103 | 631,334 | |
| 45 | Eure (27) | Normandy | 102 | 616,217 | |
| 46 | Charente-Maritime (17) | Nouvelle-Aquitaine | 100 | 688,067 | |
| 47 | Pyrénées-Atlantiques (64) | Nouvelle-Aquitaine | 95 | 725,655 | |
| 48 | Sarthe (72) | Pays de la Loire | 93 | 579,227 | |
| 49 | Somme (80) | Hauts-de-France | 93 | 575,371 | |
| 50 | Côtes-d'Armor (22) | Brittany | 92 | 629,517 | |
| 51 | Manche (50) | Normandy | 86 | 512,167 | |
| 52 | Puy-de-Dôme (63) | Auvergne-Rhône-Alpes | 85 | 678,624 | |
| 53 | Drôme (26) | Auvergne-Rhône-Alpes | 82 | 536,948 | |
| 54 | Savoie (73) | Auvergne-Rhône-Alpes | 76 | 460,217 | |
| 55 | Eure-et-Loir (28) | Centre-Val de Loire | 75 | 443,227 | |
| 56 | Tarn-et-Garonne (82) | Occitanie | 73 | 271,650 | |
| 57 | Aisne (02) | Hauts-de-France | 73 | 534,380 | |
| 58 | Tarn (81) | Occitanie | 71 | 407,233 | |
| 59 | Marne (51) | Grand Est | 70 | 574,142 | |
| 60 | Haute-Vienne (87) | Nouvelle-Aquitaine | 69 | 379,464 | |
| 61 | Saône-et-Loire (71) | Bourgogne-Franche-Comté | 66 | 564,938 | |
| 62 | Deux-Sèvres (79) | Nouvelle-Aquitaine | 64 | 385,771 | |
| 63 | Vienne (86) | Nouvelle-Aquitaine | 64 | 449,082 | |
| 64 | Lot-et-Garonne (47) | Nouvelle-Aquitaine | 64 | 341,487 | |
| 65 | Aude (11) | Occitanie | 63 | 387,874 | |
| 66 | Côte-d'Or (21) | Bourgogne-Franche-Comté | 63 | 551,336 | |
| 67 | Vosges (88) | Grand Est | 63 | 367,295 | |
| 68 | Ardèche (07) | Auvergne-Rhône-Alpes | 62 | 342,599 | |
| 69 | Mayenne (53) | Pays de la Loire | 61 | 314,446 | |
| 70 | Charente (16) | Nouvelle-Aquitaine | 61 | 361,286 | |
| 71 | Jura (39) | Bourgogne-Franche-Comté | 53 | 266,940 | |
| 72 | Loir-et-Cher (41) | Centre-Val de Loire | 53 | 337,089 | |
| 73 | Hautes-Pyrénées (65) | Occitanie | 53 | 237,032 | |
| 74 | Aube (10) | Grand Est | 53 | 317,296 | |
| 75 | Ardennes (08) | Grand Est | 52 | 271,604 | |
| 76 | Landes (40) | Nouvelle-Aquitaine | 48 | 445,828 | |
| 77 | Haute-Loire (43) | Auvergne-Rhône-Alpes | 47 | 235,575 | |
| 78 | Dordogne (24) | Nouvelle-Aquitaine | 47 | 427,558 | |
| 79 | Allier (03) | Auvergne-Rhône-Alpes | 47 | 341,713 | |
| 80 | Orne (61) | Normandy | 46 | 282,417 | |
| 81 | Yonne (89) | Bourgogne-Franche-Comté | 46 | 340,359 | |
| 82 | Haute-Saône (70) | Bourgogne-Franche-Comté | 45 | 239,102 | |
| 83 | Corse-du-Sud (2A) | Corsica | 42 | 170,548 | |
| 84 | Corrèze (19) | Nouvelle-Aquitaine | 42 | 248,289 | |
| 85 | Cher (18) | Centre-Val de Loire | 42 | 305,233 | |
| 86 | Haute-Corse (2B) | Corsica | 41 | 189,722 | |
| 87 | Lot (46) | Occitanie | 35 | 181,747 | |
| 88 | Aveyron (12) | Occitanie | 33 | 289,413 | |
| 89 | Ariège (09) | Occitanie | 33 | 159,684 | |
| 90 | Indre (36) | Centre-Val de Loire | 33 | 221,574 | |
| 91 | Gers (32) | Occitanie | 32 | 198,955 | |
| 92 | Nièvre (58) | Bourgogne-Franche-Comté | 30 | 206,356 | |
| 93 | Meuse (55) | Grand Est | 30 | 185,178 | |
| 94 | Haute-Marne (52) | Grand Est | 28 | 172,981 | |
| 95 | Hautes-Alpes (05) | Provence-Alpes-Côte d'Azur | 27 | 147,756 | |
| 96 | Cantal (15) | Auvergne-Rhône-Alpes | 26 | 148,813 | |
| 97 | Alpes-de-Haute-Provence (04) | Provence-Alpes-Côte d'Azur | 25 | 172,385 | |
| 98 | Creuse (23) | Nouvelle-Aquitaine | 21 | 118,760 | |
| 99 | Lozère (48) | Occitanie | 15 | 79,964 | |
| 100 | French Guiana (973) | French Guiana | 4 | 296,053 |
Source: INSEE, official population figures; IGN / Observatoire des territoires. Official total population (INSEE) divided by area, in inhabitants per km². Data sources.