The cheapest rental option around the M25 is currently junction 31

The cheapest rental option around the M25 is currently junction 31, with the average rent at £1,089 per month. Junction 1B on the southern stretch of the motorway also offers good value for tenants at £1,090 a month, as does junctions 21 (£1,093), 26 (£1,113) and 13 (£1,143).

For buy-to-let investors, junction 31 is the top pick for a rental investment with yields currently hitting 5.43% in the surrounding area. Junctions 9 (5.14%), 30 (4.67%), 1B (4.50%) and 15 (4.45%) are also home to some of the highest rental yields on the M25 ring.