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Get started18 Sea Road is a four-bedroom detached house in Carlyon Bay, St. Austell, St Austell (PL25 3SF). It has a recorded floor area of 182 m² (around 1959 sq ft), construction records dating it to 1950-1966 and council tax band F. Other recorded features include a balcony and notable views. Our model identifies extension potential, subject to local planning policy. The latest certificate (October 2023) shows a C (score 70).
Sale prices here have outpaced England HPI: 2.6% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£444/sq ft) was about 72.8% above the typical sold price in the postcode. 3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 182 m² it's 21.3% larger than the typical home in the postcode (150 m² median across 29 EPCs). Sold June 2024 for £870,000.
18 Sea Road has an approved rear extension on the planning record.
MODIFICATIONS AND EXTENSION TO EXISTING RESIDENTIAL DWELLING
18 Sea Road valuation sits well clear of the typical sold price in this postcode.
£897,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.6% per year over 16 years.
£870,000
Growth on file: 2.6% per year over 16 years.
Habitable Rooms for 18 Sea Road runs comfortably ahead of the street norm.
Price per m²
£4,780
Street avg £4,325
Floor Area
182 m²
Street avg 171 m²
Habitable Rooms
9 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
44.4dB

Approval of details reserved by condition 2 of application 09/00431 in respect of boundary screen to the Southern boundary of the balcony.
1 more application for this property
Join to see all planning history.
19 June 2024Most recent
£870,000
+51.3%over 16 years14 April 2008
£575,000
Median price across the last 5 sales in PL25 3SF: £620,000 (2025–2024).
Street avg 6 rooms
CO₂ Emissions
5.5 t/year
Street avg 5.4 t/year
PL25 3RN
Glebe House — bus stop.
Closest school
0.3 km
Charlestown Primary School. 10 schools nearby.
Night-time· 23:00 – 07:00
36.3dB
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