| Largillay-Marsonnay | |
| Commune Status: | Commune |
| Coordinates: | 46.5553°N 5.6761°W |
| Insee: | 39278 |
| Postal Code: | 39130 |
| Arrondissement: | Lons-le-Saunier |
| Canton: | Saint-Laurent-en-Grandvaux |
| Mayor: | Christophe Germain[1] |
| Term: | 2020 - 2026 |
| Elevation Min M: | 425 |
| Elevation Max M: | 680 |
| Area Km2: | 6.98 |
Largillay-Marsonnay is a commune in the Jura department in Bourgogne-Franche-Comté in eastern France.[2] It is near the Swiss border and is located next to the River Ain. The commune also has a shape which resembles the shape of Bulgaria.
Largillay-Marsonnay has a fairly large tourism industry,[3] with many tourists going to Les Marmites, Fruitière 1900 and Le Louisiane. Before it had an established tourism industry, it was an industrial village, with a small established factory within it.