DAILY TELEGRAPH: The truth about downsizing (from the couples who did it)
Owners bid farewell to 'forever homes' amid the cost of living crisis, with comment from Jackson-Stops', calculating that moving from a detached home in the same area will typically release £205,157.

https://www.telegraph.co.uk/money/property/buying-selling/downsizing-property-homes-cost-living-crisis-energy/