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Get started10 Castle Hill is a three-bedroom detached house in Guildford (GU1 3SX). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (March 2018) shows a D (score 68), on the cusp of jumping into the C band. When first surveyed in July 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good. The recommended improvements would lift it to B (score 81), a 2-band jump.
Sale prices here have outpaced Guildford HPI: 6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£948/sq ft) was about 207.7% above the typical sold price in the postcode. At 148 m² the property is well over the postcode median (51 m² across 13 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, a porch and tree works, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations. Most recent transfer: April 2021 at £1,510,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Recommended upgrades on file would lift this property by multiple EPC bands.
10 Castle Hill has been through 4 approved planning applications — a well-evolved property.
Extension: Two storey · Front of property
Proposed two storey front extension following demolition of existing front bay window, single storey side extension, new porch at side, two storey rear extension, car port and changes to fenestration.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£1,645,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 11 years.
£1,510,000
Growth on file: 6.0% per year over 11 years.
EPC Rating for 10 Castle Hill runs comfortably ahead of the street norm.
Price per m²
£10,203
Street avg £18,240
Floor Area
148 m²
Street avg 222 m²
Habitable Rooms
7 rooms
Rail-style transport is unusually close for this postcode.
Crime
27/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Millbrook — bus stop.

Daytime· 07:00 – 23:00
52.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Windows upgraded, improving insulation
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Yew Tree - Fell as obstructing view of road which is making road access difficult (Town Centre Conservation Area).
2 more applications for this property
Join to see all planning history.
29 April 2021Most recent
£1,510,000
+25.3%over 2 years15 October 2018
£1,205,000
+56.3%over 8 years30 October 2009
£771,000
Median price across the last 5 sales in GU1 3SX: £2,400,000 (2022–2004).
Street avg 7 rooms
CO₂ Emissions
4.5 t/year
Street avg 13.5 t/year
GU1 3LN
Closest school
0.4 km
Pewley Down Infant School. 20 schools nearby.
Night-time· 23:00 – 07:00
43.6dB
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