26 Petersfield Mansions, Petersfield, Cambridge, CB1 1BB

26 Petersfield Mansions is a two-bedroom semi-detached house in Cambridge (CB1 1BB). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (December 2021) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (January 2012); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while main heating dropped from Average to Poor. The recommended improvements would push it to C (score 70). Main heating runs on electricity. At 51 m² this is the 21st smallest of 65 units on EPC record in the building, where floor areas span 38–185 m². The building's EPC ratings span E to B across 65 units on file.

Held since February 1996 — that's 30 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £377,000 sits 269.6% above the 1996 sale of £102,000. On a £-per-square-foot basis, the last sale (£186/sq ft) was about 20% below the postcode norm.