4 The Folly, Derry Hill, Calne, SN11 9QW
About 4 The Folly
4 The Folly is a four-bedroom detached house in Derry Hill, Calne, Calne (SN11 9QW). It has a recorded floor area of 138 m² (around 1485 sq ft), construction records dating it to 1991-1995 and council tax band F. The latest certificate (June 2016) shows a D (score 59), a step below the typical UK home. The rating has held steady at D across 2 certificates since September 2015. Between certificates, roof efficiency went from Good to Very Good; while wall efficiency dropped from Good to Average and lighting dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from June 2016, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
It changed hands recently, sold March 2025 for £680,000. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, partial demolition and a conservatory, meaningful when judging how the property has evolved. Across 1995–2025, sale prices on this property compounded at 5.4% per year. On a £-per-square-foot basis, the last sale (£458/sq ft) was about 123.2% above the typical sold price in the postcode.
Know exactly what you're buying at 4 The Folly
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms4
- Bathrooms3
- Open-plan layoutYes
- Dining roomYes
- CloakroomYes
- EnsuiteYes
- StudyYes
- FireplaceYes
Outside
- GarageYes
- Cul-de-sacYes
Building
- Heating systemgas
Energy performance
4 The Folly's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Loft insulation upgraded to recommended levels
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Jul 2019DemolitionFullIn report
Extension: Single storey · Rear of property
Proposed demolition of existing conservatory to rear elevation and replace with a single storey extension
Extension- Documents
- 11 docs on file
- Reference
- 19/05243/FUL
- Jul 2004ConservatoryFullIn report
REAR CONSERVATORY (RETROSPECTIVE)
RetrospectiveExtension- Reference
- N/04/01503/S73A
We flagged 1 thing worth checking at 4 The Folly
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Recent ownership pattern worth a look
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Sales history & valuation
Latest sale on 4 The Folly was the highest on Land Registry record across the postcode.
£648,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.4% per year over 29 years.
£680,000
Growth on file: 5.4% per year over 29 years.
Sales timeline
25 March 2025Most recent
£680,000
+239.1%17 December 2024
£200,513
-55.2%over 9 years2 December 2015
£448,000
+202.7%over 19 years29 December 1995
£148,000
Median price across the last 5 sales in SN11 9QW: £265,000 (2023–1995).
Everything we know about 4 The Folly, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Recent ownership pattern worth a look

Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
3/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
C of E School — bus stop.
Closest school
0.1 km
Derry Hill Church of England Voluntary Aided Primary School. 2 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
48.0dB

Night-time· 23:00 – 07:00
40.8dB