100 Marlborough Road, Brynmill, Swansea, SA2 0DY

100 Marlborough Road is a one-bedroom mid-terrace house in Brynmill, Swansea, Swansea (SA2 0DY). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to 1930-1949 and council tax band A. At 48 m² this is the 2nd smallest of 25 units on EPC record in the building, where floor areas span 46–165 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (January 2022) shows a C (score 71). The rating has held steady at C across 2 certificates since August 2010. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Good; while window efficiency dropped from Good to Average.

Held since December 1996 — 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 £108,000 sits 468.4% above the 1996 sale of £19,000. On a £-per-square-foot basis, the last sale (£37/sq ft) was about 64% below the postcode norm. At 48 m² it sits well below the postcode median (98 m² across 24 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 4 is the typical count.