Reshma (35), her sister Hasina (29), and three children Shaba (9), Afia (8), and Danish (5) were killed when the house collapsed in Kamal Vihar of Dabar Talab colony last night.
"All were buried under the debris of the collapsed roof. Five other family members suffered injuries, said Senior Superintendent of Police Deepak Kumar.
The injured have been admitted to a hospital.
The house is said to be 30-year-old.