123a, Worplesdon Road, Guildford, GU2 9XA

123a is a semi-detached house in Guildford (GU2 9XA). It has a recorded floor area of 59 m² (around 635 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (August 2016) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2013. Between certificates, roof efficiency went from Very Poor to Average and window efficiency went from Poor to Good; while lighting dropped from Very Good to Poor. The recommended improvements would push it to C (score 71). At 59 m² this is the 7th smallest of 22 units on EPC record in the building, where floor areas span 38–232 m². The building's EPC ratings span E to C across 22 units on file.

Across 2014–2018, sale prices on this property compounded at 11.5% per year. On a £-per-square-foot basis, the last sale (£417/sq ft) was about 49.4% above the typical sold price in the postcode. 8 years since the last transfer (May 2018). At 59 m² it's 21.3% smaller than the typical home in the postcode (75 m² median across 21 EPCs).