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Get started15 Gwavas Street is a two-bedroom mid-terrace house in Penzance (TR18 2DF). It has a recorded floor area of 53 m² (around 570 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (September 2024) shows a D (score 64), on the cusp of jumping into the C band. When first surveyed in July 2009 the rating was G, the property has climbed 3 bands since. Between certificates, window efficiency went from Poor to Good, hot-water efficiency went from Very Poor to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 89), a 2-band jump.
Sale prices here have outpaced England HPI: 6.3% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£333/sq ft) was about 67.3% above the typical sold price in the postcode. Most recent transfer was September 2025 at £190,000 — fresh data. One planning record on file: new windows approved in 2011. Past consents include new windows, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Replacement UPVC windows and doors
15 Gwavas Street has more than quadrupled in price since its earliest registered sale in 1998.
£202,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 27 years.
£190,000
Growth on file: 6.3% per year over 27 years.
On years held, 15 Gwavas Street runs well behind the street norm.
Price per m²
£3,585
Street avg £2,797
Floor Area
53 m²
Street avg 63 m²
Habitable Rooms
3 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Barwis Terrace — bus stop.

Daytime· 07:00 – 23:00
50.8dB

Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
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.
1 September 2025Most recent
£190,000
+52.0%over 8 years28 November 2016
£125,000
10 September 2004
£125,000
+89.4%over 2 years28 March 2002
£66,000
+80.8%over 3 years28 August 1998
£36,500
Median price across the last 5 sales in TR18 2DF: £220,000 (2025–2023).
Street avg 4 rooms
CO₂ Emissions
2.4 t/year
Street avg 3.1 t/year
TR18 2AL
Closest school
0.4 km
Humphry Davy School. 11 schools nearby.
Night-time· 23:00 – 07:00
39.7dB
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