12 Carlton House, North Street, South Kirkby, Pontefract, WF9 3NL

12 Carlton House is a mid-terrace house in South Kirkby, Pontefract, Pontefract (WF9 3NL). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1967-1975 and council tax band A. The latest certificate (November 2024) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in March 2016 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good, lighting went from Good to Very Good and main heating went from Very Poor to Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to C (score 80). At 66 m² this is the 12th smallest of 13 units on EPC record in the building, where floor areas span 31–100 m². The building's EPC ratings span F to C across 13 units on file.

At 66 m² the property is well over the postcode median (32 m² across 40 EPCs), placing it in the larger end of the local stock. Across 2017–2022, sale prices on this property compounded at -8.2% per year. Today's modelled estimate of £113,000 sits 310.9% above the 2022 sale of £27,500. On a £-per-square-foot basis, the last sale (£39/sq ft) was about 66.5% below the postcode norm. Most recent transfer: September 2022 at £27,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.