The Eixample (Catalan pronunciation: [əˈʃampɫə], Catalan for 'extension') is a district of Barcelona between the old city (Ciutat Vella) and what were once surrounding small towns (Sants, Gràcia, Sant Andreu etc.), constructed in the 19th and early 20th centuries.

Its population was 262,485 at the last census (2005)^{[citation needed]}.

There are five administrative neighborhoods: