20 Avondale Road, Chesterfield, S40 4TF

20 Avondale Road is a four-bedroom detached house in Chesterfield (S40 4TF). It has a recorded floor area of 85 m² (around 915 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (June 2020) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it B (March 2019); the latest reading is 2 bands lower. Between certificates, wall efficiency dropped from Very Good to Average and roof efficiency dropped from Very Good to Good. The recommended improvements would lift it to B (score 81), a 2-band jump. Other recorded features include a basement. It has already been extended once and our model flags further extension potential, a sign of buyer flexibility.

At 85 m² it sits well below the postcode median (129 m² across 31 EPCs), making it one of the more compact homes locally. Across 1995–2021, sale prices on this property compounded at 6% per year. Today's modelled estimate of £359,000 is 19.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£328/sq ft) was about 114% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 2 refused. Sold June 2021 for £300,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.