Ashill, Stanwell New Road, Staines Upon Thames, TW18 4HY
About Ashill
Ashill is a semi-detached house in Staines Upon Thames (TW18 4HY). It has a recorded floor area of 79 m² (around 848 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (March 2012) shows an E (score 51), well below the UK norm with real room to improve. The latest certificate is from March 2012, so improvements made since then won't be reflected.
One planning record on file: a loft conversion approved in 2022. Past consents include a loft conversion, meaningful when judging how the property has evolved. It lags the bulk of the postcode on energy efficiency (less efficient than 84% of similar EPCs). Across 1999–2014, sale prices on this property compounded at 6.1% per year. Today's modelled estimate of £425,000 is 44.1% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£348/sq ft) was about 27.6% above the typical sold price in the postcode. 12 years since the last transfer (July 2014).
Know exactly what you're buying at Ashill
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Ashill's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Mar 2022
EPC Rating
Planning history
- Dec 2022Loft ConversionOutlineIn report
Certificate of Lawfulness for the proposed loft conversion to include a rear facing dormer and 3no rooflights on the front roof slope.
- Agent
- Lime Tree Designs
- Documents
- 8 docs on file
- Reference
- 22/01395/CPD
We flagged 2 things worth checking at Ashill
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
Sale price has at least doubled since 1999.
£425,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 15 years.
£295,000
Growth on file: 6.1% per year over 15 years.
Sales timeline
10 July 2014Most recent
£295,000
+36.6%over 10 years26 August 2003
£216,000
+82.3%over 4 years29 January 1999
£118,500
Median price across the last 5 sales in TW18 4HY: £418,000 (2025–2023).
Nearby sales in TW18 4HY
Huntspill B, Stanwell New Road, Staines Upon Thames, TW18 4HY
Sold Sept 2025
£400,00037 Stanwell New Road, Staines Upon Thames, TW18 4HY
Sold Aug 2025
£360,000Holmdale, Stanwell New Road, Staines Upon Thames, TW18 4HY
Sold Oct 2024
£430,000Hazelcroft, Stanwell New Road, Staines Upon Thames, TW18 4HY
Sold Aug 2023
£418,000Eaglehurst, Stanwell New Road, Staines Upon Thames, TW18 4HY
Sold Jul 2023
£420,000
Everything we know about Ashill, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Stanwell New Road homes
CO₂ Emissions for Ashill lags the street by a wide margin.
Price per m²
£3,746
Street avg £3,948
Floor Area
79 m²
Street avg 97 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.6 t/year
Street avg 3.9 t/year
Similar properties nearby
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1 Carson Villas, Stanwell New Road
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Crooked Billet Roundabout — bus stop.
Closest school
1.3 km
Ashford Park Primary School. 13 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
55.8dB

Night-time· 23:00 – 07:00
49.8dB