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Get started21 Summerheath is a three-bedroom semi-detached house in Mabe Burnthouse, Penryn, Penryn (TR10 9JT). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1983-1990 and council tax band C. The latest certificate (June 2025) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since October 2015. Between certificates, roof efficiency went from Average to Very Good and lighting went from Average to Good. The recommended improvements would push it to B (score 82).
Sale prices here have outpaced England HPI: 5.9% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£365/sq ft) was about 27.3% above the typical sold price in the postcode. At 72 m² the property is well over the postcode median (49 m² across 43 EPCs), placing it in the larger end of the local stock. Most recent transfer was October 2025 at £283,000 — fresh data. One planning record on file: an extension approved in 2022. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved.
Replacement of conservatory with extension. Conversion of garage to bedroom and replacement of garage door with window
21 Summerheath has more than quadrupled in price since its earliest registered sale in 1997.
£291,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 28 years.
£283,000
Growth on file: 5.9% per year over 28 years.
21 Summerheath is notably below the street on years held.
Price per m²
£3,931
Street avg £3,846
Floor Area
72 m²
Street avg 54 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Carnsew Close — bus stop.

Daytime· 07:00 – 23:00
51.0dB

Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
13 October 2025Most recent
£283,000
+72.6%over 9 years27 May 2016
£164,000
+198.5%over 19 years23 May 1997
£54,950
Median price across the last 5 sales in TR10 9JT: £250,000 (2025–2024).
CO₂ Emissions
1.6 t/year
Street avg 2.2 t/year
TR10 9FG
Closest school
0.1 km
Mabe Community Primary School. 4 schools nearby.
Night-time· 23:00 – 07:00
42.1dB
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