Hallgarth Farm is a detached house in Birkin, Knottingley, Knottingley (WF11 9LN). It has a recorded floor area of 182 m² (around 1959 sq ft) and construction records dating it to 2007 onwards. The latest certificate (March 2015) shows a C (score 74). When first surveyed in September 2010 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good and hot-water efficiency went from Poor to Average; while wall efficiency dropped from Very Good to Good and lighting dropped from Very Good to Very Poor. The recommended improvements would lift it to A (score 96), a 2-band jump. Main heating runs on electricity. The latest certificate is from March 2015, so improvements made since then won't be reflected.
6 planning records sit against the property, 3 approved, 2 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. At 182 m² it's 23% larger than the typical home in the postcode (148 m² median across 3 EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 19 Mar 2025
A a single-storey rear extension application was refused at Hallgarth Farm in 2025.
Hallgarth Farm has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£702,000
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed analysis
A written breakdown of everything that matters
Hallgarth Farm outperforms the street on epc rating by a wide margin.
EPC Rating
74 (C)
Street avg 46 (E)
Floor Area
182 m²
Street avg 172 m²
CO₂ Emissions
3.8 t/year
Street avg 7.8 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
1.3 km

Daytime· 07:00 – 23:00
43.2dB

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Changes detected from historical EPC data
Hot water efficiency improved
Loft insulation upgraded to recommended levels
Extension: Single storey · Rear of property
Alterations and extension to form single storey sun room and walled patio
Extension: Single storey · Rear of property
Alterations and erection of an extension to form single storey lounge and orangery
Full planning data for Hallgarth Farm, Birkin, Knottingley, WF11 9LN
4 more on this property, plus every nearby application and full decision details, in the report.
Median price across the last 5 sales in WF11 9LN: £437,500 (2025–2015).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Comparable sales data
Plus transport, crime, schools and air quality
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Habitable Rooms
7 rooms
Street avg 7 rooms
The Paddock — bus stop.
Closest school
2.9 km
Kellington Primary School. 1 school nearby.
Flood risk
Medium
From the Environment Agency.
Night-time· 23:00 – 07:00
35.9dB