12 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
About 12 Rumptons Paddock
12 Rumptons Paddock is a four-bedroom detached house in Grendon Underwood, Aylesbury, Aylesbury (HP18 0SN). It has a recorded floor area of 120 m² (around 1292 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (April 2022) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on oil.
One planning record on file: an extension approved in 2023. Past consents include an extension, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£488/sq ft) was about 108.2% above the typical sold price in the postcode. At 120 m² it's 17.8% smaller than the typical home in the postcode (146 m² median across 15 EPCs). Last sale on file: £630,000 in August 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms2
Energy performance
12 Rumptons Paddock's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Get a survey for this property
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
12 Rumptons Paddock has an approved single-storey side extension on the planning record.
1 application on record at 12 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
- Sept 2023ExtensionFullOutcome in report
Extension: Single storey · Side of property
Householder application for proposed single storey side extension
- Documents
- 8 docs on file
- Reference
- 23/02223/APP
Unlock 12 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Latest sale on 12 Rumptons Paddock was the highest on Land Registry record across the postcode.
£677,000
Modelled from EPC, postcode comparables.
£630,000
Recorded with HM Land Registry.
Sales timeline
30 August 2022Most recent
£630,000
Median price across the last 5 sales in HP18 0SN: £475,000 (2025–2018).
Nearby sales in HP18 0SN
9 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
Sold Mar 2025
£606,0001 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
Sold Sept 2024
£565,0008 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
Sold Aug 2019
£475,0005 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
Sold Aug 2018
£440,00011 Rumptons Paddock, Grendon Underwood, Aylesbury, HP18 0SN
Sold May 2017
£580,000
Versus other Rumptons Paddock homes
12 Rumptons Paddock outperforms the street on price per m² by a wide margin.
Price per m²
£5,250
Street avg £2,755
Floor Area
120 m²
Street avg 151 m²
Habitable Rooms
6 rooms
Street avg 7 rooms
CO₂ Emissions
6.2 t/year
Street avg 6.2 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
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







