| St. Sigmund im Sellrain | |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 47.2°N 11.1°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Tyrol |
| Subdivision Type2: | District |
| Subdivision Name2: | Innsbruck Land |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Anton Schiffmann (ÖVP) |
| Elevation M: | 1513 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Registration Plate: | IL |
| Postal Code Type: | Postal code |
| Postal Code: | 6182 |
| Area Code Type: | Area code |
| Area Code: | 5236 |
| Website: | www.stsigmund.tirol.gv.at |
Sankt Sigmund im Sellrain is a municipality in western Austria, in the district of Innsbruck-Land in the state of Tyrol located 23.3km (14.5miles) southeast of Innsbruck, in the deepest part of the Sellrain Valley. It has a large area and the highest elevation. The main source of income is winter tourism.