Red Gables, Flat 15, Chatsworth Square, Carlisle, CA1 1HE

Red Gables is a one-bedroom end-of-terrace house in Carlisle (CA1 1HE). It has a recorded floor area of 54 m² (around 581 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (May 2021) shows a G (score 16), near the bottom of the EPC scale. Earlier certificates rated it E (May 2010); the latest reading is 2 bands lower. Between certificates, lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Very Poor and main heating dropped from Very Good to Very Poor. The recommended improvements would lift it to C (score 79), a 4-band jump. Main heating runs on to be used only when there is no heating/hot. At 54 m² this is the 3rd smallest of 11 units on EPC record in Red Gables, where floor areas span 51–121 m². The building's EPC ratings span G to C, with this unit at the bottom. On EPC score it ranks last in the building (16 versus a best of 71).

On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Across 2000–2021, sale prices on this property compounded at 2.9% per year. Today's modelled estimate of £114,000 sits 78.1% above the 2021 sale of £64,000. On a £-per-square-foot basis, the last sale (£110/sq ft) was about 63.1% above the typical sold price in the postcode. Last sale on file: £64,000 in June 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.