12 Portland Road, Southall, UB2 4BX

12 Portland Road is a three-bedroom end-of-terrace house in Southall (UB2 4BX). It has a recorded floor area of 166 m² (around 1787 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (September 2019) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (May 2017); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Good and window efficiency went from Average to Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Average. The recommended improvements would lift it to C (score 69), a 2-band jump. Main heating runs on electricity. Other recorded features include a self-contained annexe. Our model identifies extension potential, subject to local planning policy.

Held since January 1999 — that's 27 years off the open market, well above the local norm. Sale prices here have outpaced England HPI: 9.9% per year against 0% for the wider region. Today's modelled estimate of £536,000 sits 530.6% above the 1999 sale of £85,000. On a £-per-square-foot basis, the last sale (£48/sq ft) was about 74.9% below the postcode norm. At 166 m² the property is well over the postcode median (65 m² across 28 EPCs), placing it in the larger end of the local stock. It lags the bulk of the postcode on energy efficiency (less efficient than 82% of similar EPCs). 5 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.