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Get started4 St Marys Terrace is a four-bedroom mid-terrace house in Penzance (TR18 4DZ). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to before 1900 and council tax band D. Tenure is freehold. The latest certificate (April 2024) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in January 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 main heating went from Very Poor to Good. The recommended improvements would push it to C (score 76). Other recorded features include notable views.
Sale prices here have outpaced England HPI: 5.9% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£329/sq ft) was about 61% above the typical sold price in the postcode. It changed hands recently, sold November 2024 for £510,000. Across the public record there are 4 sales, relatively high churn for a single property. 5 planning records sit against the property, 5 approved, 0 refused. Past consents include a loft conversion, new windows and an extension, meaningful when judging how the property has evolved. At 144 m² it's 15.2% larger than the typical home in the postcode (125 m² median across 24 EPCs).
4 St Marys Terrace has been through 5 approved planning applications — a well-evolved property.
Creation of dormer to attic space and associated works
4 St Marys Terrace has more than doubled in price since the earliest registered sale in 2010.
£530,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 14 years.
£510,000
Growth on file: 5.9% per year over 14 years.
On years held, 4 St Marys Terrace runs well behind the street norm.
Price per m²
£3,542
Street avg £2,679
Floor Area
144 m²
Street avg 137 m²
Habitable Rooms
5 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
Green Market — bus stop.

Daytime· 07:00 – 23:00
51.0dB

Changes detected from historical EPC data
Upgraded to gas central heating
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Loft insulation installed or upgraded to 250mm+
Low energy lighting percentage decreased
Heating controls changed
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Installation of PVCU vertical sliding sash windows
3 more applications for this property
Join to see all planning history.
14 November 2024Most recent
£510,000
+62.9%over 9 years28 January 2015
£313,000
-4.4%over 1 year5 April 2013
£327,500
+44.0%over 2 years8 October 2010
£227,500
Median price across the last 5 sales in TR18 4DZ: £540,000 (2025–2023).
Street avg 6 rooms
CO₂ Emissions
5.2 t/year
Street avg 7.4 t/year
TR18 4AR
Closest school
0.4 km
St Mary's CofE Primary School, Penzance. 11 schools nearby.
Night-time· 23:00 – 07:00
40.6dB
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