| Marchtrenk | |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 48.1917°N 14.1106°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Upper Austria |
| Subdivision Type2: | District |
| Subdivision Name2: | Wels-Land |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Paul Mahr |
| Elevation M: | 304 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Registration Plate: | WL |
| Postal Code Type: | Postal code |
| Postal Code: | 4614 |
| Area Code Type: | Area code |
| Area Code: | 07243 |
| Website: | www.marchtrenk.com |
Marchtrenk is a municipality with about 12.500 inhabitants in the district Wels-Land in the province Upper Austria of the Republic of Austria. It is situated on the river Traun.