| Official Name: | Colquechaca |
| Native Name: | Qullqichaka |
| Settlement Type: | Town |
| Pushpin Map: | Bolivia |
| Subdivision Type: | Country |
| Subdivision Name1: | Potosí Department |
| Subdivision Type2: | Province |
| Subdivision Name2: | Chayanta Province |
| Subdivision Type3: | Municipality |
| Subdivision Name3: | Colquechaca Municipality |
| Unit Pref: | Imperial |
| Population As Of: | 2001 |
| Population Total: | 1816 |
| Timezone: | BOT |
| Utc Offset: | -4 |
| Coordinates: | -18.7°N -66.0028°W |
| Elevation M: | 4170 |
Colquechaca is a small town in Bolivia, capital of the Province of Chayanta in the northern region of the Department of Potosí.[1] In 2009 it has an estimated population of 1,753. It is the highest city in Bolivia, at 4,170 meters (13,680 feet) above sea level, with residences up to 4,235 meters (13,894 feet).