UK House Prices See Increase in July, Halifax Reports According to one of the UK’s largest mortgage lenders, Halifax, house prices rose by 0.8% in July, following three months of stagnation in the market. The average cost of a home increased by over £2,200 to £291,268 last month, compared to June. This month-on-month increase exceeded expectations, as economists had predicted a rise of only 0.3%