3 Carnon Valley, Carnon Downs, Truro, TR3 6LG
About 3 Carnon Valley
3 Carnon Valley is a detached house in Carnon Downs, Truro, Truro (TR3 6LG). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (December 2024) shows an E (score 43), well below the UK norm with real room to improve. Earlier certificates rated it D (December 2014); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Poor; while roof efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would lift it to A (score 93), a 4-band jump. Main heating runs on electricity.
Held since May 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £328,000 sits 64% above the 2009 sale of £200,000. 3 planning records sit against the property, 0 approved, 3 refused. At 79 m² it's 29.5% smaller than the typical home in the postcode (112 m² median across 5 EPCs).
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
Wall insulation improved
Planning history
A recent planning application at 3 Carnon Valley was refused — worth checking the council file.
- Jun 2022New BuildOutlineIn report
Outline Planning Permission with all matters reserved for construction of a live work unit dwelling on site of garden nursery.
- Agent
- Influence Planning
- Documents
- 39 docs on file
- Reference
- PA22/01982
- Feb 2012ExtensionFullIn report
Extension: Single storey
First floor extension over single storey part of existing dwelling
- Documents
- 8 docs on file
- Reference
- PA12/00300
We flagged 2 things worth checking at 3 Carnon Valley
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.
- Larger development activity nearby
- A planning decision worth checking
30-day money-back guarantee
Sales history & valuation
The latest sale fell during the post-2008 dip, often a low-water mark in price comparisons.
£328,000
Modelled from EPC, postcode comparables.
£200,000
Recorded with HM Land Registry.
Sales timeline
21 May 2009Most recent
£200,000
Median price across the last 5 sales in TR3 6LG: £575,000 (2022–2017).
Nearby sales in TR3 6LG
1 Carnon Valley, Carnon Downs, Truro, TR3 6LG
Sold Sept 2022
£575,0002 Carnon Valley, Carnon Downs, Truro, TR3 6LG
Sold Jul 2022
£415,000Hope Springs, Carnon Valley, Carnon Downs, Truro, TR3 6LG
Sold Oct 2018
£695,000Higher Carnon Barn, Carnon Valley, Carnon Downs, Truro, TR3 6LG
Sold Nov 2017
£610,000Pluvers Folly, Carnon Valley, Carnon Downs, Truro, TR3 6LG
Sold Nov 2005
£397,500
Versus other Carnon Valley homes
3 Carnon Valley is notably below the street on price per m².
Price per m²
£2,532
Street avg £3,911
Floor Area
79 m²
Street avg 145 m²
Habitable Rooms
4 rooms
Street avg 7 rooms
CO₂ Emissions
3.4 t/year
Street avg 8.0 t/year
Similar properties nearby
1 Cowling Road, Carnon Downs
TR3 6LS
1 Berveth Close, Threemilestone
TR3 6DS
1 Belmont Villa, Baldhu
TR3 6EG
1 Centenary Way, Threemilestone
TR3 6FH
1 Carlyon Close, Threemilestone
TR3 6DL
1 Carnon Terrace, Devoran
TR3 6PB
1 Chapel Terrace, Devoran
TR3 6PY
1 Carnon Gate Cottages, Devoran
TR3 6PG
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Creek Cottage — bus stop.
Closest school
1.0 km
Devoran School. 3 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
46.2dB

Night-time· 23:00 – 07:00
38.3dB







