21 Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
About 21 Frogmore Lane
21 Frogmore Lane is a four-bedroom detached house in Long Crendon, Aylesbury, Aylesbury (HP18 9DZ). It has a recorded floor area of 194 m² (around 2088 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (February 2016) shows an E (score 49), well below the UK norm with real room to improve. The recommended improvements would push it to D (score 67). Main heating runs on oil. The latest certificate is from February 2016, so improvements made since then won't be reflected. Other recorded features include a balcony and notable views. Our model identifies extension potential, subject to local planning policy.
At 194 m² the property is well over the postcode median (142 m² across 20 EPCs), placing it in the larger end of the local stock. 5 planning records sit against the property, 2 approved, 1 refused. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Across 1995–2017, sale prices on this property compounded at 6% per year. Today's modelled estimate of £925,000 is 21.7% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£364/sq ft) was about 15.9% above the typical sold price in the postcode. Last sold in June 2017, so it's been off the market for around 9 years.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
- FireplaceYes
Outside
- Private gardenYes
- GarageDouble
- BalconyYes
- Notable viewsYes
Building
- Extension potentialPossible
Energy performance
21 Frogmore Lane'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This certificate is over 10 years old and is no longer valid.Expired 18 Feb 2026
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 £1,495 · Includes VAT
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
5 applications on record at 21 Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
- Aug 2014Tree WorksTreesOutcome in report
Reduce by 30% one Chamaecyparis lawsonia and one Cupressocyparis leylandii tree.
- Documents
- 7 docs on file
- Reference
- 14/01843/ATC
- More recent applications — locked
- RenovationOct 2018Decision
- Tree WorksSept 2018Decision
+ 2 more applications in the report
Unlock 21 Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (5 on record)
- All 5 applications on this property in full, plus 2 notable nearby
- The 50 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
21 Frogmore Lane has more than tripled in price since its earliest registered sale in 1995.
£925,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 22 years.
£760,000
Growth on file: 6.0% per year over 22 years.
Sales timeline
1 June 2017Most recent
£760,000
+253.5%over 21 years13 September 1995
£215,000
Median price across the last 5 sales in HP18 9DZ: £800,000 (2023–2021).
Nearby sales in HP18 9DZ
Bakers Green, Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
Sold Jan 2023
£3,000,0004 Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
Sold Nov 2022
£585,00031 Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
Sold Oct 2022
£1,230,00029 Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
Sold Jun 2021
£800,0001 Granary Yard, Frogmore Lane, Long Crendon, Aylesbury, HP18 9DZ
Sold May 2021
£371,000
Versus other Frogmore Lane homes
Floor Area for 21 Frogmore Lane runs comfortably ahead of the street norm.
Price per m²
£3,918
Street avg £4,645
Floor Area
194 m²
Street avg 188 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
CO₂ Emissions
11.0 t/year
Street avg 9.8 t/year
Similar properties nearby
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1 Brookside, Oakley
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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
0.3 km
The Square — bus stop.
Closest school
1.0 km
Long Crendon School. 3 schools 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
45.2dB

Night-time· 23:00 – 07:00
37.5dB







