10 Chalfont Place, Upper Lattimore Road, St Albans, AL1 3UQ

10 Chalfont Place is a one-bedroom semi-detached house in St Albans (AL1 3UQ). It has a recorded floor area of 37 m² (around 398 sq ft), construction records dating it to 1976-1982 and council tax band C. At 37 m² this is the smallest unit on EPC record across the building (37–67 m²). The building's EPC ratings span D to C, with this unit at the top. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a balcony. The latest certificate (June 2019) shows a C (score 71). The rating has held steady at C across 2 certificates since June 2009. Between certificates, window efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good.

Held since December 2009 — that's 16 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 2000–2009, sale prices on this property compounded at 4% per year. Today's modelled estimate of £263,000 sits 71.3% above the 2009 sale of £153,500. On a £-per-square-foot basis, the last sale (£385/sq ft) was about 18.1% above the typical sold price in the postcode. At 37 m² it's 17.8% smaller than the typical home in the postcode (45 m² median across 14 EPCs). One historical planning record sits against the property in 2020.