House price growth fell to 10% last month, down from 11% in July, but actually increased when taking account of seasonal effects.
Meanwhile, house prices have risen by almost £50,000 in two years.
“There are signs that the housing market is losing some momentum, with surveyors reporting fewer new buyer inquiries in recent months and the number of mortgage approvals for house purchases falling below pre-pandemic levels,” said Robert Gardner, Nationwide’s chief economist.