137 Warkton Lane, Barton Seagrave, Kettering, NN15 5AP

137 Warkton Lane is a four-bedroom detached house in Barton Seagrave, Kettering, Kettering (NN15 5AP). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (January 2026) shows a D (score 65), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2010. Between certificates, hot-water efficiency dropped from Very Good to Good and lighting dropped from Good to Poor. The recommended improvements would push it to C (score 73). This certificate was lodged in the last six months, so the rating reflects current condition.

It hasn't traded since August 2010, a hold of 16 years that's notably long for the area. Today's modelled estimate of £412,000 sits 51.2% above the 2010 sale of £272,500. On a £-per-square-foot basis, the last sale (£218/sq ft) was about 33.4% above the typical sold price in the postcode. At 116 m² it sits well below the postcode median (172 m² across 8 EPCs), making it one of the more compact homes locally.