The Firs, Mount Drive, Oswestry, SY11 1BG
About The Firs
The Firs is a detached house in Oswestry (SY11 1BG). It has a recorded floor area of 219 m² (around 2357 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (February 2026) shows a C (score 72). The rating has held steady at C across 2 certificates since April 2014. Between certificates, roof efficiency went from Good to Very Good, hot-water efficiency went from Average to Good and lighting went from Good to Very Good; while wall efficiency dropped from Poor to Very Poor. This certificate was lodged in the last six months, so the rating reflects current condition.
Untraded for 20 years, with the last transfer in October 2006. At 219 m² the property is well over the postcode median (163 m² across 5 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £549,000 sits 131.6% above the 2006 sale of £237,000. On a £-per-square-foot basis, the last sale (£101/sq ft) was about 48.9% below the postcode norm. One planning record on file: an extension approved in 2008. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at The Firs
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
The Firs ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Cavity wall insulation installed
Roof insulation improved
More low energy lighting installed
Planning history
- Jun 2008ExtensionFullIn report
Proposed extension alterations and improvements to existing dwelling house
- Documents
- 10 docs on file
- Reference
- OS/08/15390/FUL
What's in The Firs, Mount Drive, Oswestry, SY11 1BG's planning history?
Refusals, disputes and full decisions on this property and nearby, in the report.
Sales history & valuation
The Firs valuation sits well clear of the typical sold price in this postcode.
£549,000
Modelled from EPC, postcode comparables.
£237,000
Recorded with HM Land Registry.
Sales timeline
12 October 2006Most recent
£237,000
Median price across the last 5 sales in SY11 1BG: £345,000 (2025–2013).
Nearby sales in SY11 1BG
Cathkin, Mount Drive, Oswestry, SY11 1BG
Sold Aug 2025
£340,000Glasfryn, Mount Drive, Oswestry, SY11 1BG
Sold Nov 2024
£775,000Holly Bank, Mount Drive, Oswestry, SY11 1BG
Sold Dec 2019
£427,500Thornlea, Mount Drive, Oswestry, SY11 1BG
Sold Dec 2012
£191,500Hafod Wynne, Mount Drive, Oswestry, SY11 1BG
Sold Aug 2005
£460,000
Everything we know about The Firs, 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?

Versus other Mount Drive homes
On price per m², The Firs runs well behind the street norm.
Price per m²
£1,082
Street avg £2,443
Floor Area
219 m²
Street avg 185 m²
Habitable Rooms
9 rooms
Street avg 8 rooms
CO₂ Emissions
6.2 t/year
Street avg 9.6 t/year
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The neighbourhood at a glance
Crime
2/mo
Steady year-on-year across the wider district.
Closest school
0.7 km
Our Lady and St Oswald's Catholic Primary School, A Voluntary Academy. 6 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
50.9dB

Night-time· 23:00 – 07:00
40.2dB