| Official Name: | Sätra brunn |
| Pushpin Map: | Sweden Västmanland#Sweden |
| Subdivision Type: | Country |
| Subdivision Name: | Sweden |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Sala Municipality |
| Subdivision Type2: | County |
| Subdivision Name2: | Västmanland County |
| Subdivision Type1: | Province |
| Subdivision Name1: | Västmanland |
| Area Footnotes: | [1] |
| Area Total Km2: | 0.69 |
| Population As Of: | 31 December 2010 |
| Population Total: | 335 |
| Population Density Km2: | 483 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 59.8667°N 42°W |
Sätra brunn is a spa town in Sala Municipality, Västmanland County, Sweden., it had 335 inhabitants. It is most famous for its spa, one of Sweden's oldest health resorts.
The Sätra brunn spa house was established in 1700 and is located about 1.4 km from the town. Since 2002, it has been owned by the Sätra Brunn Economic Association.