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Get started11 Chyvellas Close is a detached house in Newlyn, Penzance, Penzance (TR18 5RB). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1991-1995 and council tax band D. The latest certificate (March 2024) returns a high B (score 89), putting the home a stone's throw from an A rating. When first surveyed in July 2012 the rating was C, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, window efficiency went from Average to Good and lighting went from Good to Very Good.
One planning record on file: an extension approved in 2009. Past consents include an extension and a garage conversion, meaningful when judging how the property has evolved. At 146 m² it's 23.7% larger than the typical home in the postcode (118 m² median across 10 EPCs).
11 Chyvellas Close's carbon output is low for the local stock.
Extension: Two storey
Construction of 2-storey extension and conversion of existing garage to form additional accommodationHead No(s): 15347
11 Chyvellas Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£451,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
On epc rating, 11 Chyvellas Close stands well clear of the street.
EPC Rating
89 (B)
Street avg 73 (C)
Floor Area
146 m²
Street avg 117 m²
CO₂ Emissions
1.4 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
44.6dB

Changes detected from historical EPC data
Window efficiency improved
Wall insulation upgraded
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in TR18 5RB: £375,000 (2025–2022).
Street avg 3.1 t/year
Habitable Rooms
7 rooms
Street avg 6 rooms
TR18 5ED
Chywoone Hill — bus stop.
Closest school
1.0 km
Newlyn School. 7 schools nearby.
Night-time· 23:00 – 07:00
37.3dB