22 Dolphin House, Sutton Wharf, Plymouth, PL4 0BL

22 Dolphin House is a two-bedroom mid-terrace house in Plymouth (PL4 0BL). It has a recorded floor area of 95 m² (around 1023 sq ft) and construction records dating it to before 1900. The latest certificate (August 2019) shows a C (score 71). The rating has held steady at C across 2 certificates since September 2009. Between certificates, window efficiency went from Very Poor to Good, lighting went from Very Poor to Very Good and main heating went from Poor to Average; while hot-water efficiency dropped from Poor to Very Poor. The recommended improvements would push it to B (score 85). Main heating runs on electricity. At 95 m² this is the 20th smallest of 24 units on EPC record in the building, where floor areas span 33–213 m². The building's EPC ratings span E to B across 24 units on file. Other recorded features include a balcony and notable views.

Held since February 2001 — that's 25 years off the open market, well above the local norm. At 95 m² the property is well over the postcode median (68 m² across 23 EPCs), placing it in the larger end of the local stock. Across 1997–2001, sale prices on this property compounded at 19% per year. Today's modelled estimate of £203,000 sits 57.4% above the 2001 sale of £129,000. On a £-per-square-foot basis, the last sale (£126/sq ft) was about 28.4% below the postcode norm.