12 Fen Lane is a detached house in King's Lynn (PE32 1LR). It has a recorded floor area of 171 m² (around 1841 sq ft), construction records dating it to 1983-1990 and council tax band E. The latest certificate (February 2026) shows a C (score 71). When first surveyed in April 2023 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Very Good, roof efficiency went from Good to Very Good and window efficiency went from Average to Good; while lighting dropped from Very Good to Good. Main heating runs on oil. This certificate was lodged in the last six months, so the rating reflects current condition.
At 171 m² the property is well over the postcode median (125 m² across 14 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 79% of similar EPCs). One planning record on file: an extension approved in 2023. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Today's modelled estimate of £445,000 is 15.6% above the 2023 sale price. Sold September 2023 for £385,000.
The EPC has just been inspected, so the rating reflects current condition.
Garage Conversion to Studio, alterations to access driveway, porch added to front elevation and proposed re-facade of front elevation.
12 Fen Lane valuation sits well clear of the typical sold price in this postcode.
£445,000
Modelled from EPC, postcode comparables.
£385,000
Recorded with HM Land Registry.
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Years Held for 12 Fen Lane lags the street by a wide margin.
Price per m²
£2,251
Street avg £2,534
Floor Area
171 m²
Street avg 160 m²
Habitable Rooms
7 rooms
Street avg 6 rooms
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.
Closest school
1.4 km

Daytime· 07:00 – 23:00
44.2dB

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Changes detected from historical EPC data
High performance glazing installed
Wall insulation improved
Loft insulation upgraded to recommended levels
Floor insulation added or improved
Full planning data for 12 Fen Lane, Ashwicken, King's Lynn, PE32 1LR
Every application and decision on this property and nearby, in full, in the report.
1 September 2023Most recent
£385,000
Median price across the last 5 sales in PE32 1LR: £375,000 (2022–2017).
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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CO₂ Emissions
5.5 t/year
Street avg 8.6 t/year
Ashwicken Church of England Voluntary Aided Primary School. 3 schools nearby.
Night-time· 23:00 – 07:00
37.9dB