Marsan | |
|---|---|
The church and the war memorial. | |
![]() Location of Marsan | |
| Coordinates: 43°39′27″N 0°43′23″E / 43.6575°N 0.7231°E | |
| Country | France |
| Region | Occitania |
| Department | Gers |
| Arrondissement | Auch |
| Canton | Auch-2 |
| Intercommunality | Coteaux Arrats Gimone |
| Government | |
| • Mayor (2020–2026) | Aymeri de Montesquiou (UDI) |
Area 1 | 14.93 km2 (5.76 sq mi) |
| Elevation | 196 m (643 ft) |
| Highest elevation | 256 m (840 ft) |
| Lowest elevation | 158 m (518 ft) |
| Population (2023) | 461 |
| • Density | 30.9/km2 (80.0/sq mi) |
| Demonym | Marsannais.e |
| Time zone | UTC+01:00 (CET) |
| • Summer (DST) | UTC+02:00 (CEST) |
| INSEE/Postal code | 32237 /32270 |
| 1 French Land Register data, which excludes lakes, ponds, glaciers > 1 km2 (0.386 sq mi or 247 acres) and river estuaries. | |
Marsan (French pronunciation: [maʁsɑ̃]; Occitan: Marçan, [marsa]) is a commune in the Gers department, southwestern France. There exists a Swedish vanilla sauce product called Marsán, the name inspired by a visit by the owner to Marsan, Gers in the 1920s.

| Year | Pop. | ±% p.a. |
|---|---|---|
| 1968 | 301 | — |
| 1975 | 307 | +0.28% |
| 1982 | 330 | +1.04% |
| 1990 | 420 | +3.06% |
| 1999 | 430 | +0.26% |
| 2007 | 424 | −0.18% |
| 2012 | 454 | +1.38% |
| 2017 | 471 | +0.74% |
| 2023 | 461 | −0.36% |
| Source: INSEE | ||