The following is a list of municipalities in Asturias by area:
| Name | Area km2 | % of Asturias |
|---|---|---|
| Allande | 342,24 | 3.23% |
| Aller | 375,89 | 3.54% |
| Amieva | 113,90 | 1.07% |
| Avilés | 26,81 | 0.25% |
| Belmonte de Miranda | 208,01 | 1.96% |
| Bimenes | 32,69 | 0.31% |
| Boal | 120,28 | 1.13% |
| Cabrales | 238,20 | 2.25% |
| Cabranes | 38,31 | 0.36% |
| Candamo | 71,97 | 0.68% |
| Cangas de Narcea | 823,57 | 7.77% |
| Cangas de Onís | 212,75 | 2.01% |
| Caravia | 13,36 | 0.13% |
| Carreño | 66,70 | 0.63% |
| Caso | 307,94 | 2.90% |
| Castrillón | 55,34 | 0.52% |
| Castropol | 125,77 | 1.19% |
| Coaña | 65,80 | 0.62% |
| Colunga | 97,57 | 0.92% |
| Corvera de Asturias | 46,01 | 0.43% |
| Cudillero | 100,78 | 0.95% |
| Degaña | 87,16 | 0.82% |
| Franco, El | 78,04 | 0.74% |
| Gijón | 181,60 | 1.71% |
| Gozón | 81,73 | 0.77% |
| Grado | 221,64 | 2.09% |
| Grandas de Salime | 112,55 | 1.06% |
| Ibias | 333,30 | 3.14% |
| Illano | 102,70 | 0.97% |
| Illas | 25,51 | 0.24% |
| Langreo | 82,46 | 0.78% |
| Regueras, Las | 65,85 | 0.62% |
| Laviana | 130,99 | 1.24% |
| Lena | 315,51 | 2.98% |
| Llanera | 106,69 | 1.01% |
| Llanes | 263,59 | 2.49% |
| Mieres | 146,03 | 1.38% |
| Morcín | 50,05 | 0.47% |
| Muros del Nalón | 8.09 | 0.08% |
| Nava | 95,81 | 0.90% |
| Navia | 63,12 | 0.60% |
| Noreña | 5.29 | 0.05% |
| Onís | 75,42 | 0.71% |
| Oviedo | 186,65 | 1.76% |
| Parres | 126,08 | 1.19% |
| Peñamellera Alta | 92,19 | 0.87% |
| Peñamellera Baja | 83,85 | 0.79% |
| Pesoz | 38,97 | 0.37% |
| Piloña | 283,89 | 2.68% |
| Ponga | 205,98 | 1.94% |
| Pravia | 102,96 | 0.97% |
| Proaza | 76,79 | 0.72% |
| Quirós | 208,79 | 1.97% |
| Ribadedeva | 35,66 | 0.34% |
| Ribadesella | 84,37 | 0.80% |
| Ribera de Arriba | 21,98 | 0.21% |
| Riosa | 46,49 | 0.44% |
| Salas | 227,11 | 2.14% |
| San Martín de Oscos | 66,56 | 0.63% |
| San Martín del Rey Aurelio | 56,13 | 0.53% |
| San Tirso de Abres | 31,41 | 0.30% |
| Santa Eulalia de Oscos | 47,12 | 0.44% |
| Santo Adriano | 22,60 | 0.21% |
| Sariego | 25,72 | 0.24% |
| Siero | 211,60 | 2.00% |
| Sobrescobio | 69,42 | 0.65% |
| Somiedo | 291,38 | 2.75% |
| Soto del Barco | 35,34 | 0.33% |
| Tapia de Casariego | 65,99 | 0.62% |
| Taramundi | 82,16 | 0.77% |
| Teverga | 168,86 | 1.59% |
| Tineo | 540,83 | 5.10% |
| Valdés | 353,52 | 3.33% |
| Vegadeo | 82,76 | 0.78% |
| Villanueva de Oscos | 72,98 | 0.69% |
| Villaviciosa | 276,23 | 2.61% |
| Villayón | 132,46 | 1.25% |
| Yernes y Tameza | 31,63 | 0.30% |