Stephen House is a semi-detached house in Knottingley (WF11 9AW). It has a recorded floor area of 26 m² (around 280 sq ft) and construction records dating it to before 1900. At 26 m² this is the smallest unit on EPC record across Stephen House (26–66 m²). The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (40 versus a best of 69). The latest certificate (April 2021) shows an E (score 40), well below the UK norm with real room to improve. When first surveyed in December 2016 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Average to Very Good; while wall efficiency dropped from Poor to Very Poor. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on electricity.
At 26 m² it sits well below the postcode median (46 m² across 11 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Recommended upgrades on file would lift this property by multiple EPC bands.
Stephen House has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
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.
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Stephen House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£164,000
Modelled from EPC, postcode comparables.
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.
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
Stephen House is notably below the street on epc rating.
EPC Rating
40 (E)
Street avg 61 (D)
Floor Area
26 m²
Street avg 42 m²
CO₂ Emissions
2.9 t/year
Street avg 2.6 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km

Daytime· 07:00 – 23:00
47.7dB

Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed

Habitable Rooms
2 rooms
Street avg 2 rooms
WF11 9AW
The Croft Chapel Street — bus stop.
Closest school
0.3 km
St Botolphs CE Academy. 7 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Night-time· 23:00 – 07:00
39.6dB