Further details are expected to make public information linking donors to political parties over the last five years
"Altogether we have information of 207 dead from all hospitals. According to the information as of now we have 450 injured people admitted to hospitals," Police Spokesman Ruwan Gunasekera told reporters in Colombo.
Further details of the raid on the house in the Sri Lankan capital were not immediately available.
The eight explosions, some of which officials said were suicide bomb attacks, led to an immediate clampdown, with the government declaring a curfew and blocking access to major social media and messaging sites, including Facebook and WhatsApp.