17 Chilworth Gate, Silverfield, Broxbourne, EN10 6NN

17 Chilworth Gate is a one-bedroom mid-terrace house in Broxbourne (EN10 6NN). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1976-1982 and council tax band C. At 53 m² this is the 24th smallest of 27 units on EPC record in the building, where floor areas span 43–80 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (April 2021) shows a C (score 75), near the top of the C band. Earlier certificates rated it B (October 2010); the latest reading is one band lower. Between certificates, window efficiency went from Very Poor to Average; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 81).

Across 1995–2011, sale prices on this property compounded at 9.5% per year. Today's modelled estimate of £215,000 sits 61.7% above the 2011 sale of £133,000. On the market in July 2011 and unlisted since — roughly 15 years. Across the public record there are 8 sales, relatively high churn for a single property. At 53 m² it's 15.2% larger than the typical home in the postcode (46 m² median across 26 EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.