But nine months later all their savings had disappeared on living costs and they both moved back home. Leoni is one of a growing number of young people who now say it is the rising cost of running a home that means they can't afford to buy or rent their own place, industry experts warn. While she gets on well with her mum and her sister Leoni says "it just doesn't feel like it's my place." Adults living with parentsIn 2011, there were 4.2m adults living with parents while not in education or caring for a relative. Same costs on lower wagesThe trade body representing estate agents - Propertymark - said that rising living costs are "becoming financially testing for many people, especially those working out their finances to step onto the housing ladder for the first time."