12 St Johns Road, Launceston, PL15 7DB
About 12 St Johns Road
12 St Johns Road is a three-bedroom semi-detached house in Launceston (PL15 7DB). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (April 2021) shows a D (score 57), a step below the typical UK home. When first surveyed in April 2009 the rating was G, the property has climbed 3 bands since. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 84), a 2-band jump. Main heating runs on electricity.
One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved. Across 2014–2021, sale prices on this property compounded at 7.2% per year. Today's modelled estimate of £240,000 is 11.6% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£303/sq ft) was about 72.3% above the typical sold price in the postcode. Sold June 2021 for £215,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 12 St Johns Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
12 St Johns Road has an approved extension on the planning record.
- Mar 2022ExtensionFullIn report
Proposed Two storey extension providing enlarged kitchen/workshop on the ground floor with bedroom and en suite above.
- Agent
- Scarratt And Martyn Architects
- Documents
- 8 docs on file
- Reference
- PA22/00347
We flagged 1 thing worth checking at 12 St Johns Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
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Sales history & valuation
Latest sale on 12 St Johns Road was the highest on Land Registry record across the postcode.
£240,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 7 years.
£215,000
Growth on file: 7.2% per year over 7 years.
Sales timeline
24 June 2021Most recent
£215,000
+59.3%over 6 years28 September 2014
£135,000
Median price across the last 5 sales in PL15 7DB: £182,000 (2024–2017).
Nearby sales in PL15 7DB
Everything we know about 12 St Johns Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other St Johns Road homes
Price per m² for 12 St Johns Road runs comfortably ahead of the street norm.
Price per m²
£3,258
Street avg £2,112
Floor Area
66 m²
Street avg 75 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
5.2 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Castle Meadows — bus stop.
Closest school
0.3 km
St Catherine's CofE Primary School. 7 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
53.5dB

Night-time· 23:00 – 07:00
44.8dB