| St. Jakob in Haus | |
| Pushpin Map: | Austria |
| Pushpin Mapsize: | 270 |
| Pushpin Map Caption: | Location within Austria |
| Coordinates: | 47.5008°N 12.5597°W |
| Subdivision Type: | Country |
| Subdivision Name: | Austria |
| Subdivision Type1: | State |
| Subdivision Name1: | Tyrol |
| Subdivision Type2: | District |
| Subdivision Name2: | Kitzbühel |
| Parts Style: | para |
| Leader Title: | Mayor |
| Leader Name: | Leonhard Niedermoser |
| Elevation M: | 856 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Registration Plate: | KB |
| Postal Code Type: | Postal code |
| Postal Code: | 6391 |
| Area Code Type: | Area code |
| Area Code: | 05354 |
| Website: | www.riskommunal.net/ stjakob |
Sankt Jakob in Haus is a municipality in the Kitzbühel district in the Austrian state of Tyrol located 13.60 km northeast of Kitzbühel as well as 2.50 km above Fieberbrunn. It is the smallest community in the district. The village was mentioned in documents for the first time in 1308 but settlement already began in the 10th century. The main source of income is tourism.