12 Lynmouth Crescent, Rumney, Cardiff, CF3 4AT

12 Lynmouth Crescent is a mid-terrace house in Rumney, Cardiff, Cardiff (CF3 4AT). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1950-1966 and council tax band B. At 47 m² this is the smallest unit on EPC record across the building (47–67 m²). The building's EPC ratings span F to C across 39 units on file. The latest certificate (February 2024) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2013. Between certificates, wall efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while roof efficiency dropped from Poor to Very Poor.

Held since May 2003 — that's 23 years off the open market, well above the local norm. Today's modelled estimate of £121,000 sits 101.7% above the 2003 sale of £60,000. On a £-per-square-foot basis, the last sale (£119/sq ft) was about 41.3% above the typical sold price in the postcode. At 47 m² it's 24.2% smaller than the typical home in the postcode (62 m² median across 38 EPCs).