The average asking price for a home with five or more bedrooms is now £547,500 - up by 23% on a year ago.
Smaller properties have seen much smaller increases in price - just 3% for a four-bed home, and 5% for two bedrooms.
The figures have been produced by a network of independent estate agents.
How Torbay Hospital bosses are tackling 'risks'
Poor state of buildings impacting staff and patients
RD&E and North Devon hospital waiting times slashed
It's still one of lengthiest in the country
Bus service changes leave villagers in North Devon stranded
Petition started to reinstate former direct route from Barnstaple to Exeter
Demand for action over Teign sewage spills
'This represents a risk to health for residents and visitors'
Cyclist critically injured in Sidmouth
Man, 20s, airlifted to hospital
Council owed £4 million by its own housing company
But it won't sell Mary Archers for student flats
