![Evolution of the urban population of Porto. (From 1758 –2011 census data) | Download Scientific Diagram Evolution of the urban population of Porto. (From 1758 –2011 census data) | Download Scientific Diagram](https://www.researchgate.net/publication/294285342/figure/fig5/AS:371452386791434@1465572558560/Evolution-of-the-urban-population-of-Porto-From-1758-2011-census-data.png)
Evolution of the urban population of Porto. (From 1758 –2011 census data) | Download Scientific Diagram
Natural and migratory population change in Porto (2009-2016) Source:... | Download Scientific Diagram
![PORTO, PORTUGAL - February 23, 2016. Street View Of Old Town Porto, Portugal, Europe, Is The Second Largest City In Portugal, Has A Population Of 1.4 Million. Stock Photo, Picture And Royalty Free Image. Image 61174428. PORTO, PORTUGAL - February 23, 2016. Street View Of Old Town Porto, Portugal, Europe, Is The Second Largest City In Portugal, Has A Population Of 1.4 Million. Stock Photo, Picture And Royalty Free Image. Image 61174428.](https://previews.123rf.com/images/iloveotto/iloveotto1608/iloveotto160800091/61174428-porto-portugal-february-23-2016-street-view-of-old-town-porto-portugal-europe-is-the-second.jpg)
PORTO, PORTUGAL - February 23, 2016. Street View Of Old Town Porto, Portugal, Europe, Is The Second Largest City In Portugal, Has A Population Of 1.4 Million. Stock Photo, Picture And Royalty Free Image. Image 61174428.
![PORTO, PORTUGAL - November 17, 2016. old town of Porto and river, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock PORTO, PORTUGAL - November 17, 2016. old town of Porto and river, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/01/44/82/31/1000_F_144823163_qMckozFzEo8PoeN4r0c6JzR1KzADmfmS.jpg)
PORTO, PORTUGAL - November 17, 2016. old town of Porto and river, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock
![PORTO, PORTUGAL - November 17, 2016. old town of Porto and river, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock PORTO, PORTUGAL - November 17, 2016. old town of Porto and river, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock](https://as1.ftcdn.net/v2/jpg/01/44/07/52/1000_F_144075280_jf2sUj3wGIEtgyxymMdvtGZknMq8DsNm.jpg)
PORTO, PORTUGAL - November 17, 2016. old town of Porto and river, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock
![PORTO, PORTUGAL - November 17, 2016. Street view of old town Porto, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock PORTO, PORTUGAL - November 17, 2016. Street view of old town Porto, Portugal, Europe, is the second largest city in Portugal, has a population of 1.4 million. Stock Photo | Adobe Stock](https://as2.ftcdn.net/v2/jpg/01/48/76/15/1000_F_148761528_iD0He0wLo2ArUbUOc9W9NgWoAa3DxQWW.jpg)