Largest city in the Seine-et-Marne department: the 2026 ranking

The 507 towns of the Seine-et-Marne department (77) ranked by population, area and density, based on the official INSEE population figures in force in 2026.

The largest city in the Seine-et-Marne department is Meaux, with 57,360 inhabitants (ranked 107th in France by population). The largest town by area is Fontainebleau (172 km²). The most densely populated is Melun, with 5,748 inhabitants per km². At the other end of the ranking, Montenils has only 36 inhabitants.

The Seine-et-Marne department has 1,484,180 inhabitants over 5,915 km², a density of 251 inhabitants per km², 2.3 times the national average (110 per km²). It accounts for 11.8% of the population of Île-de-France, the region it belongs to: see the ranking of the largest cities in Île-de-France.

The 20 largest cities in the Seine-et-Marne department by population

# Town Population km² per km² France rank
1 Meaux 57,360 15 3,829 107th
2 Chelles 54,900 16 3,453 115th
3 Melun 46,211 8.0 5,748 158th
4 Pontault-Combault 39,332 14 2,884 202nd
5 Savigny-le-Temple 31,431 12 2,626 272nd
6 Bussy-Saint-Georges 27,798 13 2,076 321st
7 Champs-sur-Marne 27,589 7.4 3,754 325th
8 Villeparisis 27,070 8.3 3,265 334th
9 Dammarie-les-Lys 23,673 10 2,312 388th
10 Combs-la-Ville 23,522 14 1,624 392nd
11 Roissy-en-Brie 23,370 14 1,712 395th
12 Torcy 22,941 6.0 3,824 405th
13 Montereau-Fault-Yonne 22,467 9.1 2,469 418th
14 Lagny-sur-Marne 21,673 5.7 3,789 440th
15 Ozoir-la-Ferrière 21,422 16 1,375 449th
16 Mitry-Mory 20,525 30 685 481st
17 Le Mée-sur-Seine 19,658 5.3 3,681 505th
18 Brie-Comte-Robert 19,287 20 968 511th
19 Moissy-Cramayel 18,630 14 1,305 529th
20 Coulommiers 16,543 11 1,514 600th

Largest towns by area in the Seine-et-Marne department

# Town Population km² per km² France rank
1 Fontainebleau 16,021 172 93 63rd
2 Chenoise-Cucharmoy 1,619 49 33 1,257th
3 Jouarre 4,265 42 101 1,810th
4 Beautheil-Saints 2,124 38 55 2,286th
5 Louan-Villegruis-Fontaine 509 38 13 2,332nd
6 Jouy-le-Châtel 1,648 38 44 2,380th
7 Lumigny-Nesles-Ormeaux 1,487 36 41 2,596th
8 Moret-Loing-et-Orvanne 13,090 33 392 3,130th
9 Villiers-Saint-Georges 1,185 33 36 3,162nd
10 Égreville 2,227 32 70 3,478th

Most densely populated towns in the Seine-et-Marne department

# Town Population km² per km² France rank
1 Melun 46,211 8.0 5,748 109th
2 Lognes 15,128 3.4 4,489 166th
3 Meaux 57,360 15 3,829 209th
4 Torcy 22,941 6.0 3,824 211th
5 Lagny-sur-Marne 21,673 5.7 3,789 214th
6 Champs-sur-Marne 27,589 7.4 3,754 217th
7 Noisiel 16,142 4.4 3,711 220th
8 Le Mée-sur-Seine 19,658 5.3 3,681 224th
9 Avon 13,888 3.8 3,626 228th
10 Chelles 54,900 16 3,453 239th

All towns in the Seine-et-Marne department (507)

INSEE total population in parentheses. Each town page gives its area, density, national and departmental rankings, and neighboring towns.

Other departments in Île-de-France

Paris (75) Yvelines (78) Essonne (91) Hauts-de-Seine (92) Seine-Saint-Denis (93) Val-de-Marne (94) Val-d'Oise (95) All departments

Sources: INSEE, official population figures in force on January 1, 2026 (total population); land area: IGN / Observatoire des territoires. Rankings computed across the 34,858 communes in the database.

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