Police were contacted at 11.29am today (February 10) following a fire at an address on Crown Street, Cockermouth.
A spokesperson from Cumbria Police said:
"A woman, aged in her late eighties, was pronounced deceased at the scene. The circumstances of her death are not believed to be suspicious at this time.
"No other people were reported to be injured.
"Joint inquiries are underway involving police and Cumbria Fire and Rescue Service."