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Get started9 Chyvellas Close is a three-bedroom detached house in Newlyn, Penzance, Penzance (TR18 5RB). It has a recorded floor area of 97 m² (around 1044 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (August 2020) shows a C (score 71). When first surveyed in November 2008 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 84).
Sale prices here have outpaced England HPI: 7% per year against 0% for the wider region. Today's modelled estimate of £368,000 is 20.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£292/sq ft) was about 40.1% above the typical sold price in the postcode. Last sale on file: £305,000 in January 2021. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. At 97 m² it's 27.3% smaller than the typical home in the postcode (134 m² median across 10 EPCs).
Price for 9 Chyvellas Close has grown more than fourfold since the 1998 starting point.
£368,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.0% per year over 22 years.
£305,000
Growth on file: 7.0% per year over 22 years.
9 Chyvellas Close is notably below the street on floor area.
Price per m²
£3,144
Street avg £2,832
Floor Area
97 m²
Street avg 122 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
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
Hot water system upgraded
Window efficiency improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
7 January 2021Most recent
£305,000
+51.7%over 10 years16 July 2010
£201,000
+87.9%over 8 years17 August 2001
£107,000
+56.2%over 2 years20 November 1998
£68,500
Median price across the last 5 sales in TR18 5RB: £375,000 (2025–2022).
CO₂ Emissions
2.9 t/year
Street avg 2.9 t/year
TR18 5JY
Chywoone Hill — bus stop.
Closest school
1.0 km
Newlyn School. 7 schools nearby.
Night-time· 23:00 – 07:00
37.3dB
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