12 Petersfield Mansions, Petersfield, Cambridge, CB1 1BB

12 Petersfield Mansions is a two-bedroom end-of-terrace house in Cambridge (CB1 1BB). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (December 2025) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (August 2011); the latest reading is one band lower. Between certificates, hot-water efficiency went from Average to Good; while window efficiency dropped from Good to Poor and lighting dropped from Very Good to Good. Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition. At 57 m² this is the 30th 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. Other recorded features include a balcony.

Held since August 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 £419,000 sits 274.1% above the 1996 sale of £112,000. On a £-per-square-foot basis, the last sale (£183/sq ft) was about 21.4% below the postcode norm.