4 Bagthorpe, Main Road, Bagthorpe, King's Lynn, PE31 6QY
About 4 Bagthorpe
4 Bagthorpe is a semi-detached house in King's Lynn (PE31 6QY). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (September 2023) shows a C (score 69), just inside the C band. When first surveyed in February 2023 the rating was G, the property has climbed 4 bands since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Good to Very Good and window efficiency went from Poor to Good. The recommended improvements would lift it to A (score 108), a 2-band jump. Main heating runs on electricity.
Today's modelled estimate of £251,000 is 47.2% below the 2019 sale of £475,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. Its energy rating outperforms most of the postcode (better than 89% of similar EPCs). Most recent transfer: May 2019 at £475,000.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system upgraded to a more efficient system
Changed to a more efficient fuel source
Hot water efficiency improved
Windows upgraded, improving insulation
Wall insulation improved
Loft insulation upgraded to recommended levels
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
4 Bagthorpe has no planning applications on record.
But the area is active
3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£251,000
Modelled from EPC, postcode comparables.
£475,000
Recorded with HM Land Registry.
Sales timeline
23 May 2019Most recent
£475,000
Median price across the last 1 sales in PE31 6QY: £635,000 (2019–2019).
Nearby sales in PE31 6QY
Versus other Main Road homes
4 Bagthorpe outperforms the street on epc rating by a wide margin.
EPC Rating
69 (C)
Street avg 44 (E)
Floor Area
79 m²
Street avg 96 m²
CO₂ Emissions
4.8 t/year
Street avg 7.5 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
42.0dB

Night-time· 23:00 – 07:00
35.5dB







