19 Aubries, Walkern, Stevenage, SG2 7NJ

19 Aubries is a detached house in Walkern, Stevenage, Stevenage (SG2 7NJ). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1967-1975 and council tax band B. The latest certificate (January 2026) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, hot-water efficiency went from Very Poor to Good and lighting went from Very Poor to Very Good; while wall efficiency dropped from Average to Poor and window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 74). This certificate was lodged in the last six months, so the rating reflects current condition. At 50 m² this is the 11th smallest of 53 units on EPC record in the building, where floor areas span 40–132 m². The building's EPC ratings span E to B across 53 units on file.

Last changed hands 10 years ago, in February 2016. Across the public record there are 8 sales, relatively high churn for a single property. One planning record on file: new windows approved in 2017. Past consents include new windows, meaningful when judging how the property has evolved. Across 1997–2016, sale prices on this property compounded at 8.3% per year. Today's modelled estimate of £186,000 is 28.3% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£269/sq ft) was about 19.3% above the typical sold price in the postcode. At 50 m² it's 16.7% smaller than the typical home in the postcode (60 m² median across 52 EPCs).