A flat measuring just six foot, six inches wide has gone on the market.
The property in Reading, Berkshire, is for sale to cash buyers only through Parkers, priced at £110,000.
The property, close to the Royal Berkshire Hospital, is expected to achieve £500-£550 per month in rent.
The top floor studio, which measures 18 foot, ten inches long, has just one room plus a shower room and two windows. It has attracted attention on social media.
Reading has the fastest rising house prices in England and Wales, according to Land Registry. In August, prices increased by 2.4% in the town.