9 Warrenhyrst, 15 Warren Road, Guildford, GU1 2HD

9 Warrenhyrst is a one-bedroom semi-detached house in Guildford (GU1 2HD). It has a recorded floor area of 42 m² (around 452 sq ft) and construction records dating it to 1967-1975. The latest certificate (September 2024) shows a D (score 68), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since November 2013. Between certificates, wall efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Average to Poor and main heating dropped from Average to Very Poor. The recommended improvements would push it to C (score 80). Main heating runs on electricity. At 42 m² this is the 3rd smallest of 15 units on EPC record in the building, where floor areas span 38–60 m². The building's EPC ratings span E to C across 15 units on file. The home occupies a cul-de-sac position.

Untraded for 18 years, with the last transfer in September 2008. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Across 1998–2008, sale prices on this property compounded at 9.3% per year. Today's modelled estimate of £215,000 is 20.1% above the 2008 sale price. On a £-per-square-foot basis, the last sale (£396/sq ft) was about 19.4% above the typical sold price in the postcode.