(~ 83 500 citizens)
City Mayor: Aino-Maija Luukkonen.
Pori is the oldest sister city of Riga – the cities are partners since 1964. Currently the cooperation is regulated by the agreement between Riga and Pori, which was signed in Riga on June 9th, 2011. Partnership during years 2011-2015 includes cooperation in EU projects, cultural heritage preservation, city development, entrepreneurship, tourism, culture, education and sports, as well as cooperation within different organizations.