Danube Arena (Duna Aréna) Dagály Budapest Aquatics Complex Duna Arena - during the construction in September 2016 Location Budapest, Hungary Coordinates 47°32′27″N 19°3′44″E﻿ / ﻿47.54083°N 19.06222°E﻿ / 47.54083; 19.06222Coordinates: 47°32′27″N 19°3′44″E﻿ / ﻿47.54083°N 19.06222°E﻿ / 47.54083; 19.06222 Capacity 12,500 (5,000 post-WCh) Construction Broke ground May 2015 Built February 2017 Tenants 2017 World Aquatics Championships