9 Duncombe Court, Thames Side, Staines Upon Thames, TW18 2HE
About 9 Duncombe Court
9 Duncombe Court is a two-bedroom mid-terrace house in Staines Upon Thames (TW18 2HE). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (March 2025) shows a D (score 68), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2013); the latest reading is one band lower. Between certificates, lighting went from Average to Very Good. The recommended improvements would push it to C (score 78).
Across 1996–2014, sale prices on this property compounded at 6.6% per year. Today's modelled estimate of £366,000 is 39.2% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£349/sq ft) was about 15.2% above the typical sold price in the postcode. 12 years since the last transfer (June 2014).
Know exactly what you're buying at 9 Duncombe Court
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
What this property has
Inside
- Bedrooms2
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system changed
More low energy lighting installed
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Planning history
9 Duncombe Court has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 2 things worth checking at 9 Duncombe Court
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
- Environmental risk flagged
30-day money-back guarantee
Sales history & valuation
Sale price has grown by over 3x since 1996.
£366,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.6% per year over 18 years.
£263,000
Growth on file: 6.6% per year over 18 years.
Sales timeline
19 June 2014Most recent
£263,000
+207.6%over 17 years1 November 1996
£85,500
Median price across the last 5 sales in TW18 2HE: £355,000 (2023–2016).
Nearby sales in TW18 2HE
19 Duncombe Court, Thames Side, Staines Upon Thames, TW18 2HE
Sold Sept 2023
£435,00018 Duncombe Court, Thames Side, Staines Upon Thames, TW18 2HE
Sold Jul 2023
£315,00020 Duncombe Court, Thames Side, Staines Upon Thames, TW18 2HE
Sold Aug 2017
£355,0004 Duncombe Court, Thames Side, Staines Upon Thames, TW18 2HE
Sold Sept 2016
£430,00011 Duncombe Court, Thames Side, Staines Upon Thames, TW18 2HE
Sold Mar 2016
£307,500
Everything we know about 9 Duncombe Court, 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
- Environmental risk flagged

Versus other Thames Side homes
CO₂ Emissions for 9 Duncombe Court runs comfortably ahead of the street norm.
Price per m²
£3,757
Street avg £3,770
Floor Area
70 m²
Street avg 74 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.7 t/year
Street avg 5.1 t/year
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The neighbourhood at a glance
Crime
8/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Penton Road — bus stop.
Closest school
0.5 km
Our Lady of the Rosary Primary School. 11 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
50.0dB

Night-time· 23:00 – 07:00
42.6dB