The following is a list of municipalities in Asturias by area:

{| class="wikitable sortable"

|-

! | Name

!| Area km<sup>2</sup>

!| % 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%

|}