12 Chilton Close, Darlington, DL3 8RQ

12 Chilton Close is a two-bedroom detached house in Darlington (DL3 8RQ). It has a recorded floor area of 33 m² (around 355 sq ft), construction records dating it to 1996-2002 and council tax band C. At 33 m² this is the smallest unit on EPC record across the building (33–163 m²). The building's EPC ratings span E to C, with this unit at the top. The latest certificate (October 2017) shows a C (score 70). When first surveyed in January 2015 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good.

At 33 m² it sits well below the postcode median (65 m² across 12 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). Across 1996–2022, sale prices on this property compounded at 2.9% per year. Today's modelled estimate of £153,000 is 13.3% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£380/sq ft) was about 145.5% above the typical sold price in the postcode. Most recent transfer: July 2022 at £135,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.