233a, Station Road, Harrow, HA1 2TB

233a is a two-bedroom mid-terrace house in Harrow (HA1 2TB). It has a recorded floor area of 87 m² (around 936 sq ft), construction records dating it to 1930-1949 and council tax band C. At 87 m² this is the 16th smallest of 22 units on EPC record in the building, where floor areas span 22–119 m². The building's EPC ratings span E to C, with this unit at the top. Other recorded features include outbuildings. The latest certificate (October 2019) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since June 2009. Between certificates, roof efficiency dropped from Good to Average.

Untraded for 21 years, with the last transfer in October 2005. At 87 m² the property is well over the postcode median (48 m² across 21 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 76% of similar EPCs). Across 2000–2005, sale prices on this property compounded at 18.8% per year. Today's modelled estimate of £547,000 is 31.8% above the 2005 sale price. On a £-per-square-foot basis, the last sale (£443/sq ft) was about 52.6% above the typical sold price in the postcode.