| Andorra-Sierra de Arcos | |
| Native Name Lang: | es |
| Settlement Type: | Comarca |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Teruel |
| Seat Type: | Capital |
| Parts Type: | Municipalities |
| Parts Style: | list |
| Area Total Km2: | 675.1 |
| Population Total: | 11.165 |
| Population As Of: | 2009 |
| Population Density Km2: | 17.1 |
| Blank Name Sec1: | Largest municipality |
| Blank Info Sec1: | Andorra |
| Timezone1: | CET |
| Utc Offset1: | +1 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +2 |
| Area Code Type: | Dialing code |
Andorra-Sierra de Arcos is a comarca in Aragon, Spain. It is located in Teruel Province and it is named after Sierra de Arcos, a range of this mountainous area of the Sistema Ibérico.The capital is Andorra, with 7,335 inhabitants at the 2021 Census making it the largest town of the comarca.
Like neighboring Cuencas Mineras, this comarca is part of a traditional mining area. Owing to the unspoilt, spectacular mountain landscapes of the area, tourism is being developed.
Some municipal terms of Andorra-Sierra de Arcos are part of the historical region of Lower Aragon.[1]