Tourdun | |
|---|---|
Town hall of Tourdun | |
![]() Location of Tourdun | |
Location within France Location within Occitanie | |
| Coordinates: 43°32′52″N 0°09′08″E / 43.54778°N 0.15222°E | |
| Country | France |
| Region | Occitania |
| Department | Gers |
| Arrondissement | Mirande |
| Canton | Pardiac-Rivière-Basse |
| Intercommunality | Bastides et vallons du Gers |
| Government | |
| • Mayor (2020–2026) | Patrick Marchesin |
Area 1 | 6.95 km2 (2.68 sq mi) |
| Elevation | 160 m (520 ft) |
| Highest elevation | 240 m (790 ft) |
| Lowest elevation | 141 m (463 ft) |
| Population (2023) | 117 |
| • Density | 16.8/km2 (43.6/sq mi) |
| Time zone | UTC+01:00 (CET) |
| • Summer (DST) | UTC+02:00 (CEST) |
| INSEE/Postal code | 32450 /32230 |
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Tourdun (French pronunciation: [tuʁdœ̃]; Gascon: Tordun) is a commune in the Gers department in southwestern France.

| Year | Pop. | ±% p.a. |
|---|---|---|
| 1968 | 97 | — |
| 1975 | 88 | −1.38% |
| 1982 | 85 | −0.49% |
| 1990 | 91 | +0.86% |
| 1999 | 105 | +1.60% |
| 2007 | 98 | −0.86% |
| 2012 | 99 | +0.20% |
| 2017 | 117 | +3.40% |
| 2023 | 117 | +0.00% |
| Source: INSEE | ||