12 Chilworth Gate, Silverfield, Broxbourne, EN10 6NN

12 Chilworth Gate is a one-bedroom semi-detached house in Broxbourne (EN10 6NN). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (October 2025) shows a D (score 61), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2015. Between certificates, lighting went from Average to Good and main heating went from Very Poor to Poor; while window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 75). Main heating runs on electricity. At 46 m² this is the 6th 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 across 27 units on file.

11 years since the last transfer (July 2015). Across the public record there are 4 sales, relatively high churn for a single property. Across 1998–2015, sale prices on this property compounded at 6.2% per year. Today's modelled estimate of £200,000 is 42.1% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£284/sq ft) was about 22.4% above the typical sold price in the postcode. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.