16 Castle Street, Spofforth, Harrogate, HG3 1AP

16 Castle Street is a three-bedroom detached house in Spofforth, Harrogate, Harrogate (HG3 1AP). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 2007 onwards and council tax band C. The latest certificate (January 2014) shows a C (score 74). When first surveyed in September 2009 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Poor to Good and hot-water efficiency went from Very Poor to Good. The recommended improvements would lift it to A (score 98), a 2-band jump. The latest certificate is from January 2014, so improvements made since then won't be reflected. Other recorded features include a conservatory and a self-contained annexe. Period features are noted in the property record.

Across 1995–2015, sale prices on this property compounded at 6.1% per year. Today's modelled estimate of £543,000 sits 67.1% above the 2015 sale of £325,000. On a £-per-square-foot basis, the last sale (£774/sq ft) was about 215.3% above the typical sold price in the postcode. 3 planning records sit against the property, 2 approved, 1 refused. Past consents include an annexe and tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. At 39 m² it sits well below the postcode median (120 m² across 19 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 84% of similar EPCs). Last sold in December 2015, so it's been off the market for around 10 years.