Saint-Gilles-de-la-Neuville is a commune in the Seine-Maritime département of the Haute-Normandie region of northern France.
| 1962 | 1968 | 1975 | 1982 | 1990 | 1999 | 2005 |
|---|---|---|---|---|---|---|
| 359 | 386 | 401 | 445 | 515 | 562 | 571 |
| Census count starting from 1962 : Population without double counting | ||||||