Grande Área Metropolitana do Porto ("Greater Metropolitan Area of Porto") in Portugal consists of 14 municipalities that made the secound biggest urban area in the country (largest to smallest, by population): Vila Nova de Gaia, Porto (the capital), Matosinhos, Gondomar, Santa Maria da Feira, Maia, Valongo, Vila do Conde, Santo Tirso, Póvoa de Varzim, Trofa, Espinho, Arouca and São João da Madeira. By the 2001 census, its population was 1,551,950.
| Municipality | Area | Population (2001) | Density
|
| Porto | 41.66 km² | 263,131 | 6,316.2/km²
|
| The rest of Grande Porto | 775.74 km² | 997,548 | 1,285.9/km²
|
| Espinho | 21.42 km² | 33,701 | 1,573.3/km²
|
| Gondomar | 133.26 km² | 164,096 | 1,231.4/km²
|
| Maia | 83.70 km² | 120,111 | 1,435.0/km²
|
| Matosinhos | 62.30 km² | 167,026 | 2,681.0/km²
|
| Póvoa de Varzim | 81.94 km² | 63,469 | 774.6/km²
|
| Valongo | 72.99 km² | 86,005 | 1,178.3/km²
|
| Vila do Conde | 498.2 km² | 74,391 | 498.2/km²
|
| Vila Nova de Gaia | 170.82 km² | 288,749 | 1,690.4/km²
|
| in Ave | 207.04 km² | 109,977 | 531.2/km²
|
| Santo Tirso | 135.31 km² | 72,396 | 535.0/km²
|
| Trofa | 71.73 km² | 37,581 | 523.9/km²
|
| in Entre Douro e Vouga | 549.55 km² | 181,294 | 329.9/km²
|
| Arouca | 327.99 km² | 24,228 | 327.99/km²
|
| Santa Maria da Feira | 213.45 km² | 135,964 | 637.0/km²
|
| São João da Madeira | 8.11 km² | 21,102 | 2,602.0/km²
|
| Total | 1,573.99 km² | 1,551,950 | 986.0/km²
|
