18 Amersham Avenue, Langdon Hills, Basildon, SS16 6SJ

18 Amersham Avenue is a one-bedroom detached house in Langdon Hills, Basildon, Basildon (SS16 6SJ). It has a recorded floor area of 43 m² (around 463 sq ft), construction records dating it to 1991-1995 and council tax band B. At 43 m² this is the 5th smallest of 19 units on EPC record in the building, where floor areas span 39–213 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (November 2019) shows a C (score 70). When first surveyed in June 2009 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good, lighting went from Very Poor to Very Good and main heating went from Poor to Average. Main heating runs on electricity.

Held since June 2010 — that's 16 years off the open market, well above the local norm. Across the public record there are 6 sales, relatively high churn for a single property. Across 1996–2010, sale prices on this property compounded at 9.8% per year. Today's modelled estimate of £190,000 sits 54.5% above the 2010 sale of £123,000. On a £-per-square-foot basis, the last sale (£266/sq ft) was about 19% above the typical sold price in the postcode. At 43 m² it sits well below the postcode median (69 m² across 18 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.