20 Dolphin Court, Dolphin Close, Surbiton, KT6 4DZ

20 Dolphin Court is a two-bedroom mid-terrace house in Surbiton (KT6 4DZ). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1967-1975 and council tax band C. At 62 m² this is the smallest unit on EPC record across the building (62–69 m²). The building's EPC ratings span D to B across 24 units on file. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (March 2025) shows a C (score 72). The rating has held steady at C across 2 certificates since June 2014. Between certificates, window efficiency went from Poor to Average.

Held since March 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £373,000 sits 411% above the 1997 sale of £72,999. On a £-per-square-foot basis, the last sale (£109/sq ft) was about 69.2% below the postcode norm.