At around 9.35pm om Friday 26 March, police were alerted by Cornwall Fire and Rescue Service to a fire at an address in North Street, Redruth.
The fire service was met with a property filled with black smoke upon its arrival.
An 83-year-old woman was pronounced deceased at the scene and the next of kin have been informed.
The fire is not currently being treated as suspicious. Police continue to investigate the circumstances and a file will be prepared for the coroner
Anyone with information is asked to call police on 101, or email on firstname.lastname@example.org, quoting log number 931 of 260321.