20 West Street, Kettering, NN16 0AR

20 West Street is a one-bedroom mid-terrace house in Kettering (NN16 0AR). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to before 1900 and council tax band A. The latest certificate (September 2019) shows an E (score 50), well below the UK norm with real room to improve. The rating has held steady at E across 3 certificates since October 2008. Between certificates, roof efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Poor to Average. The recommended improvements would lift it to A (score 98), a 4-band jump. Main heating runs on electricity. Other recorded features include outbuildings. Period features are noted in the property record. Our model identifies extension potential, subject to local planning policy.

Most recent transfer was December 2025 at £140,000 — fresh data. Across the public record there are 4 sales, relatively high churn for a single property. Across 2004–2025, sale prices on this property compounded at 2.7% per year. Today's modelled estimate of £156,000 is 11.4% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£289/sq ft) was about 70.2% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 1 refused. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count.