21 Skinner Avenue, Upton, Northampton, NN5 4AG

21 Skinner Avenue is a two-bedroom semi-detached house in Upton, Northampton, Northampton (NN5 4AG). It has a recorded floor area of 50 m² (around 538 sq ft), construction records dating it to 1996-2002 and council tax band B. Tenure is freehold. The latest certificate (May 2020) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (May 2010); the latest reading is one band lower. Between certificates, roof efficiency went from Average to Good and lighting went from Poor to Average. The recommended improvements would lift it to B (score 88), a 2-band jump.

Across 1997–2013, sale prices on this property compounded at 6% per year. Today's modelled estimate of £210,000 sits 59.2% above the 2013 sale of £131,900. On a £-per-square-foot basis, the last sale (£245/sq ft) was about 95.8% above the typical sold price in the postcode. Last sold in August 2013, so it's been off the market for around 13 years. Across the public record there are 4 sales, relatively high churn for a single property. At 50 m² it's 18% smaller than the typical home in the postcode (61 m² median across 19 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 74% of similar EPCs).