Mainstone Farm, Mainstone, Bishops Castle, SY9 5LQ
About Mainstone Farm
Mainstone Farm is a detached house in Mainstone, Bishops Castle, Bishops Castle (SY9 5LQ). It has a recorded floor area of 440 m² (around 4736 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (June 2016) shows a G (score 6), near the bottom of the EPC scale. The rating has held steady at G across 3 certificates since January 2015. Between certificates, main heating went from Very Poor to Poor. The recommended improvements would lift it to C (score 76), a 4-band jump. Main heating runs on smokeless coal.
One historical planning record sits against the property in 2012.
Know exactly what you're buying at Mainstone Farm
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Mainstone Farm's carbon output runs well above what efficient homes in the postcode produce.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Jun 2026
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Heating system changed
Fuel source changed
Hot water system changed
Planning history
- Oct 2012Change Of UseFullIn report
Siting of a mobile home for holiday letting
- Documents
- 11 docs on file
- Reference
- 12/02605/FUL
What's in Mainstone Farm, Mainstone, Bishops Castle, SY9 5LQ's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
Mainstone Farm has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£585,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 1 sales in SY9 5LQ: £200,000 (2024–2024).
Nearby sales in SY9 5LQ
Everything we know about Mainstone Farm, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
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
42.9dB

Night-time· 23:00 – 07:00
35.6dB