3 Robertson Close, Broxbourne, EN10 6AY

3 Robertson Close is a one-bedroom semi-detached house in Broxbourne (EN10 6AY). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (January 2020) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it C (December 2009); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Average; while wall efficiency dropped from Good to Average and roof efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 77).

Held since May 2000 — that's 26 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 £208,000 sits 246.7% above the 2000 sale of £59,995. On a £-per-square-foot basis, the last sale (£130/sq ft) was about 53% below the postcode norm. At 43 m² it's 18.9% smaller than the typical home in the postcode (53 m² median across 36 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.