Sister cities

Cambridge has 8 active, official sister cities, and an unofficial relationship with Cambridge, England:

Coimbra, Portugal Cienfuegos, Cuba Gaeta, Italy Galway, Ireland Yerevan, Armenia Tsukuba Science City, Ibaraki, Japan Kraków, Poland Haidian District, Beijing, China

Ten other official sister city relationships are inactive: Dublin, Ireland; Ischia, Catania, and Florence, Italy; Kraków, Poland; Santo Domingo Oeste, Dominican Republic; Southwark, London, England; Yuseong, Daejeon, Korea; and Haidian, Beijing, China.

There has also been an unofficial relationship with:

Cambridge, England, UK