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Get started20 Rosevalley is a three-bedroom detached house in Threemilestone, Truro, Truro (TR3 6BH). It has a recorded floor area of 78 m² (around 840 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (September 2025) returns an A (score 93), the top energy band on the EPC scale. When first surveyed in June 2012 the rating was C, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 7% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£473/sq ft) was about 106.7% above the typical sold price in the postcode. At 78 m² it's 16.2% smaller than the typical home in the postcode (93 m² median across 19 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode. One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved. Last sale on file: £397,000 in March 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
20 Rosevalley ranks among the most efficient homes in the postcode for energy use.
20 Rosevalley has an approved front extension on the planning record.
Extension: Front of property
Construction of front extension featuring double pitched roof and flat roof, with associated internal remodelling
20 Rosevalley has more than quadrupled in price since its earliest registered sale in 1995.
£419,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 27 years.
£397,000
Growth on file: 7.0% per year over 27 years.
On price per m², 20 Rosevalley stands well clear of the street.
Price per m²
£5,090
Street avg £2,623
Floor Area
78 m²
Street avg 100 m²
Habitable Rooms
5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
School — bus stop.

Daytime· 07:00 – 23:00
45.9dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
More low energy lighting installed
Solar PV panels (42 kWp) installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
3 March 2022Most recent
£397,000
+47.0%30 September 2021
£270,000
+318.6%over 26 years24 May 1995
£64,500
Median price across the last 5 sales in TR3 6BH: £302,850 (2023–2021).
Street avg 5 rooms
CO₂ Emissions
1.7 t/year
Street avg 4.7 t/year
TR3 6PB
Closest school
0.2 km
Threemilestone School. 4 schools nearby.
Night-time· 23:00 – 07:00
37.7dB
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