1a, Colin Road, Caterham, CR3 6LQ

1a is a two-bedroom end-of-terrace house in Caterham (CR3 6LQ). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1900-1929 and council tax band B. At 57 m² this is the 3rd smallest of 8 units on EPC record in the building, where floor areas span 39–115 m². The building's EPC ratings span E to C, with this unit at the top. Other recorded features include notable views. Period features are noted in the property record. The latest certificate (October 2018) shows a C (score 72). When first surveyed in March 2010 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good.

Held since October 2005 — that's 21 years off the open market, well above the local norm. At 57 m² it's 29.6% smaller than the typical home in the postcode (81 m² median across 7 EPCs). Its energy rating outperforms most of the postcode (better than 71% of similar EPCs). Today's modelled estimate of £304,000 is 11.6% above the 2005 sale price. On a £-per-square-foot basis, the last sale (£444/sq ft) was about 87.9% above the typical sold price in the postcode.