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Challex  | |
|---|---|
Commune  | |
|   | |
| Coordinates: 46°10′53″N5°58′33″E / 46.1814°N 5.9758°E | |
| Country | France | 
| Region | Auvergne-Rhône-Alpes | 
| Department | Ain | 
| Arrondissement | Gex | 
| Canton | Thoiry | 
| Intercommunality | CA Pays de Gex | 
| Government | |
| • Mayor (2023–2026) | Aline Hofer Favre [1] | 
Area 1  | 8.67 km2 (3.35 sq mi) | 
| Population  (2022) [2]   | 1,628 | 
| • Density | 190/km2 (490/sq mi) | 
| Time zone | UTC+01:00 (CET) | 
| • Summer (DST) | UTC+02:00 (CEST) | 
| INSEE/Postal code |  01078 /01630  | 
| Elevation | 330–516 m (1,083–1,693 ft)  (avg. 525 m or 1,722 ft)  | 
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Challex is a commune in the Ain department in eastern France.
| Year | Pop. | ±% p.a. | 
|---|---|---|
| 1968 | 545 | — | 
| 1975 | 712 | +3.89% | 
| 1982 | 817 | +1.98% | 
| 1990 | 967 | +2.13% | 
| 1999 | 1,057 | +0.99% | 
| 2007 | 1,073 | +0.19% | 
| 2012 | 1,389 | +5.30% | 
| 2017 | 1,481 | +1.29% | 
| Source: INSEE [3] | ||