13 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN

13 Rumptons Paddock is a five-bedroom detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0SN). It has a recorded floor area of 167 m² (around 1798 sq ft), construction records dating it to 1983-1990 and council tax band F. The latest certificate (June 2025) shows a C (score 76), near the top of the C band. When first surveyed in July 2012 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to B (score 87). Main heating runs on oil. Other recorded features include a self-contained annexe. The home occupies a cul-de-sac position.

It hasn't traded since May 1998, a hold of 28 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £640,000 sits 295.1% above the 1998 sale of £162,000. On a £-per-square-foot basis, the last sale (£90/sq ft) was about 62.2% below the postcode norm. One planning record on file: an extension approved in 2002. Past consents include an extension, meaningful when judging how the property has evolved. At 167 m² it's 21% larger than the typical home in the postcode (138 m² median across 15 EPCs). Its energy rating outperforms most of the postcode (better than 87% of similar EPCs). 5 bedrooms is on the larger side for this postcode, where 3 is the typical count.