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Get startedTresooth Cottage is a four-bedroom semi-detached house in Mawnan Smith, Falmouth, Falmouth (TR11 5PF). It has a recorded floor area of 154 m² (around 1658 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (May 2025) shows an E (score 47), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2011); the latest reading is one band lower. Between certificates, roof efficiency went from Good to Very Good, window efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Good to Very Poor and main heating dropped from Poor to Very Poor. The recommended improvements would lift it to B (score 84), a 3-band jump. Main heating runs on electricity. Other recorded features include a self-contained annexe, outbuildings and attached land beyond the plot. Records show the property has been extended at some point in its history.
At 154 m² the property is well over the postcode median (57 m² across 14 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £806,000 sits 75.2% above the 2015 sale of £460,000. On a £-per-square-foot basis, the last sale (£278/sq ft) was about 22.2% below the postcode norm. 11 years since the last transfer (October 2015).
Tresooth Cottage sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
Tresooth Cottage valuation sits well clear of the typical sold price in this postcode.
£806,000
Modelled from EPC, postcode comparables.
£460,000
Recorded with HM Land Registry.
Price per m² for Tresooth Cottage lags the street by a wide margin.
Price per m²
£2,987
Street avg £6,419
Floor Area
154 m²
Street avg 82 m²
Habitable Rooms
7 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km

Daytime· 07:00 – 23:00
42.5dB

Changes detected from historical EPC data
Window efficiency improved
Loft insulation upgraded to recommended levels
Heating system changed
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system changed
Roof insulation improved
More low energy lighting installed
Solar PV panels (25 kWp) installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
21 October 2015Most recent
£460,000
Median price across the last 5 sales in TR11 5PF: £245,000 (2024–2023).
15 Tresooth Farm Barns Penwarne Road Mawnan Smith Falmouth
Sold Oct 2024
10 Tresooth Farm Barns Penwarne Road Mawnan Smith Falmouth
Sold Oct 2024
9 Tresooth Farm Barns Penwarne Road Mawnan Smith Falmouth
Sold Oct 2024
1 Tresooth Fields Penwarne Road Mawnan Smith Falmouth
Sold Jul 2023
5 Tresooth Fields Penwarne Road Mawnan Smith Falmouth
Sold May 2023
Street avg 5 rooms
CO₂ Emissions
6.6 t/year
Street avg 2.5 t/year
TR11 5AS
Lamanva Training Centre — bus stop.
Closest school
2.5 km
St Francis CofE Primary School. 5 schools nearby.
Night-time· 23:00 – 07:00
35.6dB
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