Three Hills, Grendon Road, Edgcott, Aylesbury, HP18 0TN
About Three Hills
Three Hills is an end-of-terrace house in Edgcott, Aylesbury, Aylesbury (HP18 0TN). It has a recorded floor area of 119 m² (around 1281 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (May 2026) shows a C (score 74). When first surveyed in January 2012 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Good, window efficiency went from Very Poor to Average and hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 84). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
Today's modelled estimate of £493,000 sits 186.6% above the 2012 sale of £172,000. On a £-per-square-foot basis, the last sale (£134/sq ft) was about 44% below the postcode norm. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. At 119 m² it's 23.7% smaller than the typical home in the postcode (156 m² median across 13 EPCs). Its energy rating outperforms most of the postcode (better than 77% of similar EPCs). Last changed hands 14 years ago, in May 2012.
Energy performance
Three Hills's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 25 May 2036
Property Improvements
Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Heating controls changed
Hot water efficiency improved
Wall insulation improved
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
3 applications on record at Three Hills, Grendon Road, Edgcott, Aylesbury, HP18 0TN
- Jul 2012ExtensionFullOutcome in report
Extension: Part single, part two storey · Rear of property
Single and two storey rear extension
- Documents
- 8 docs on file
- Reference
- 12/01078/APP
- More recent applications — locked
- AmendmentMar 2013Decision
- DemolitionSept 2012Decision
Unlock Three Hills, Grendon Road, Edgcott, Aylesbury, HP18 0TN's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full
- The 19 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
£493,000
Modelled from EPC, postcode comparables.
£172,000
Recorded with HM Land Registry.
Sales timeline
9 May 2012Most recent
£172,000
Median price across the last 5 sales in HP18 0TN: £713,000 (2024–2021).
Nearby sales in HP18 0TN
The Cricketts, Grendon Road, Edgcott, Aylesbury, HP18 0TN
Sold Sept 2024
£450,000Lower Farm, Grendon Road, Edgcott, Aylesbury, HP18 0TN
Sold Sept 2021
£713,0001 Grendon Road, Edgcott, Aylesbury, HP18 0TN
Sold Sept 2021
£475,000Pen House, Grendon Road, Edgcott, Aylesbury, HP18 0TN
Sold Jun 2021
£741,000Avalon, Grendon Road, Edgcott, Aylesbury, HP18 0TN
Sold Jan 2021
£845,000
Versus other Grendon Road homes
On price per m², Three Hills runs well behind the street norm.
Price per m²
£1,445
Street avg £3,206
Floor Area
119 m²
Street avg 172 m²
Habitable Rooms
8 rooms
Street avg 8 rooms
CO₂ Emissions
0.9 t/year
Street avg 6.3 t/year
Similar properties nearby
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
77/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Grendon Road — bus stop.
Closest school
1.5 km
Grendon Underwood School. 1 school nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
43.9dB

Night-time· 23:00 – 07:00
36.1dB







