21 Birkin Lane, Grassmoor, Chesterfield, S42 5BW

21 Birkin Lane is a four-bedroom detached house in Grassmoor, Chesterfield, Chesterfield (S42 5BW). It has a recorded floor area of 285 m² (around 3070 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (June 2010) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 69). The latest certificate is from June 2010, so improvements made since then won't be reflected. Other recorded features include a conservatory and attached land beyond the plot. Our model identifies extension potential, subject to local planning policy.

It hasn't traded since November 2002, a hold of 24 years that's notably long for the area. Sale prices here have outpaced Chesterfield HPI: 5.9% per year against 0% for the wider region. Today's modelled estimate of £515,000 sits 255.2% above the 2002 sale of £145,000. On a £-per-square-foot basis, the last sale (£47/sq ft) was about 71.9% below the postcode norm. At 285 m² the property is well over the postcode median (67 m² across 6 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 2 approved, 2 refused.