23 Berrydale, Northampton, NN3 5EQ

23 Berrydale is a four-bedroom detached house in Northampton (NN3 5EQ). It has a recorded floor area of 156 m² (around 1679 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (September 2021) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2011. Between certificates, wall efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 79). Our model identifies extension potential, subject to local planning policy.

At 156 m² the property is well over the postcode median (112 m² across 13 EPCs), placing it in the larger end of the local stock. Most recent transfer: November 2022 at £460,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. Across 2008–2022, sale prices on this property compounded at 4.6% per year. On a £-per-square-foot basis, the last sale (£274/sq ft) was about 41.1% above the typical sold price in the postcode. One historical planning record sits against the property in 2026.