1 Old Farm Court, Main Street, Grendon Underwood, Aylesbury, HP18 0SU
About 1 Old Farm Court
1 Old Farm Court is a four-bedroom detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0SU). It has a recorded floor area of 156 m² (around 1676 sq ft), construction records dating it to 1991-1995 and council tax band G. The latest certificate (July 2011) shows a D (score 61), on the cusp of jumping into the C band. Main heating runs on oil. The latest certificate is from July 2011, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
At 156 m² the property is well over the postcode median (109 m² across 5 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 1998–2017, sale prices on this property compounded at 5.5% per year. Today's modelled estimate of £695,000 is 19% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£348/sq ft) was about 57.4% above the typical sold price in the postcode. On the market in August 2017 and unlisted since — roughly 9 years.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- CloakroomYes
- EnsuiteYes
Outside
- Private gardenRear
- GarageDouble
Building
- Previously extendedYes
Energy performance
1 Old Farm Court's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 24 Jul 2021
EPC Rating
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Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
2 applications on record at 1 Old Farm Court, Main Street, Grendon Underwood, Aylesbury, HP18 0SU
- Mar 2015ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Erection of single storey rear extension.
- Documents
- 14 docs on file
- Reference
- 15/00191/APP
- More recent applications — locked
- Loft ConversionDec 2017Decision
Unlock 1 Old Farm Court, Main Street, Grendon Underwood, Aylesbury, HP18 0SU's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (2 on record)
- All 2 applications on this property in full
- The 33 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1 Old Farm Court has more than doubled in price since the earliest registered sale in 1998.
£695,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 19 years.
£584,000
Growth on file: 5.5% per year over 19 years.
Sales timeline
17 August 2017Most recent
£584,000
+34.3%over 3 years6 December 2013
£435,000
+112.2%over 15 years30 March 1998
£205,000
Median price across the last 4 sales in HP18 0SU: £437,500 (2017–1999).
Versus other Main Street homes
On habitable rooms, 1 Old Farm Court stands well clear of the street.
EPC Rating
61 (D)
Street avg 62 (D)
Floor Area
156 m²
Street avg 118 m²
CO₂ Emissions
7.6 t/year
Street avg 5.7 t/year
Habitable Rooms
8 rooms
Street avg 6 rooms
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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
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Rumptons Paddock — bus stop.
Closest school
0.4 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
43.2dB

Night-time· 23:00 – 07:00
35.9dB







