Meeting national housebuilding targets could reduce rents for a typical two-bedroom flat in Harrow by £183 a month by year five, compared to what renters would otherwise pay, new research suggests. The government has committed to building 1.5million homes across the country between July 2024 and the next election, which is expected in 2029. This includes 88,000 homes a year in the capital. However, ministers have admitted there is only a “slim c…