1,574 cities and towns
| Abbreviation | 32 |
| State Population | 5,506,424 |
| # | City | Population | Median Income | Home Value | Median Rent | Median Age |
|---|---|---|---|---|---|---|
| 301 | Neufchâtel-Hardelot | 3,693 | N/A | N/A | N/A | 42.3 |
| 302 | Neuville-Saint-Rémy | 3,667 | N/A | N/A | N/A | 42.3 |
| 303 | Avesnes-les-Aubert | 3,665 | N/A | N/A | N/A | 42.3 |
| 304 | Meurchin | 3,639 | N/A | N/A | N/A | 42.3 |
| 305 | Proville | 3,607 | N/A | N/A | N/A | 42.3 |
| 306 | Boussois | 3,553 | N/A | N/A | N/A | 42.3 |
| 307 | Wizernes | 3,544 | N/A | N/A | N/A | 42.3 |
| 308 | Cires-lès-Mello | 3,539 | N/A | N/A | N/A | 42.3 |
| 309 | Saint-Michel | 3,524 | N/A | N/A | N/A | 42.3 |
| 310 | Templemars | 3,513 | N/A | N/A | N/A | 42.3 |
| 311 | Rœulx | 3,502 | N/A | N/A | N/A | 42.3 |
| 312 | Allennes-les-Marais | 3,488 | N/A | N/A | N/A | 42.3 |
| 313 | Mers-les-Bains | 3,487 | N/A | N/A | N/A | 42.3 |
| 314 | Orry-la-Ville | 3,486 | N/A | N/A | N/A | 42.3 |
| 315 | Thumeries | 3,458 | N/A | N/A | N/A | 42.3 |
| 316 | Rivery | 3,454 | N/A | N/A | N/A | 42.3 |
| 317 | Bornel | 3,433 | N/A | N/A | N/A | 42.3 |
| 318 | Verberie | 3,417 | N/A | N/A | N/A | 42.3 |
| 319 | Bavay | 3,414 | N/A | N/A | N/A | 42.3 |
| 320 | Lezennes | 3,404 | N/A | N/A | N/A | 42.3 |
| 321 | Wignehies | 3,386 | N/A | N/A | N/A | 42.3 |
| 322 | Lapugnoy | 3,384 | N/A | N/A | N/A | 42.3 |
| 323 | Escaudœuvres | 3,375 | N/A | N/A | N/A | 42.3 |
| 324 | Fère-en-Tardenois | 3,370 | N/A | N/A | N/A | 42.3 |
| 325 | Quarouble | 3,369 | N/A | N/A | N/A | 42.3 |
| 326 | Ailly-sur-Somme | 3,360 | N/A | N/A | N/A | 42.3 |
| 327 | Nanteuil-le-Haudouin | 3,359 | N/A | N/A | N/A | 42.3 |
| 328 | Saint-Venant | 3,356 | N/A | N/A | N/A | 42.3 |
| 329 | Steenwerck | 3,331 | N/A | N/A | N/A | 42.3 |
| 330 | Berlaimont | 3,314 | N/A | N/A | N/A | 42.3 |
| 331 | Hoymille | 3,275 | N/A | N/A | N/A | 42.3 |
| 332 | Béthisy-Saint-Pierre | 3,272 | N/A | N/A | N/A | 42.3 |
| 333 | Samer | 3,265 | N/A | N/A | N/A | 42.3 |
| 334 | Précy-sur-Oise | 3,261 | N/A | N/A | N/A | 42.3 |
| 335 | Hasnon | 3,248 | N/A | N/A | N/A | 42.3 |
| 336 | La Sentinelle | 3,238 | N/A | N/A | N/A | 42.3 |
| 337 | Rue | 3,235 | N/A | N/A | N/A | 42.3 |
| 338 | Anor | 3,195 | N/A | N/A | N/A | 42.3 |
| 339 | Neuilly-en-Thelle | 3,194 | N/A | N/A | N/A | 42.3 |
| 340 | Verquin | 3,185 | N/A | N/A | N/A | 42.3 |
| 341 | Crèvecœur-le-Grand | 3,176 | N/A | N/A | N/A | 42.3 |
| 342 | Drocourt | 3,146 | N/A | N/A | N/A | 42.3 |
| 343 | Iwuy | 3,140 | N/A | N/A | N/A | 42.3 |
| 344 | Gamaches | 3,137 | N/A | N/A | N/A | 42.3 |
| 345 | Haveluy | 3,136 | N/A | N/A | N/A | 42.3 |
| 346 | Allouagne | 3,132 | N/A | N/A | N/A | 42.3 |
| 347 | Le Plessis-Belleville | 3,120 | N/A | N/A | N/A | 42.3 |
| 348 | Andeville | 3,113 | N/A | N/A | N/A | 42.3 |
| 349 | Ghyvelde | 3,110 | N/A | N/A | N/A | 42.3 |
| 350 | Flixecourt | 3,104 | N/A | N/A | N/A | 42.3 |