1 Castle Green, Mileham, King's Lynn, PE32 2RL
About 1 Castle Green
1 Castle Green is a four-bedroom detached house in King's Lynn (PE32 2RL). It has a recorded floor area of 142 m² (around 1528 sq ft) and council tax band E. The latest certificate (June 2012) shows a C (score 75), near the top of the C band. Main heating runs on oil. The latest certificate is from June 2012, so improvements made since then won't be reflected. The home occupies a cul-de-sac position.
One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved. On the market in July 2014 and unlisted since — roughly 12 years. At 142 m² it's 17.4% smaller than the typical home in the postcode (172 m² median across 3 EPCs). Across 2009–2014, sale prices on this property compounded at 3.1% per year. Today's modelled estimate of £463,000 is 40.3% above the 2014 sale price.
What this property has
Inside
- Bedrooms4
Outside
- Private gardenRear
- GarageDouble
- Cul-de-sacYes
Building
- RefurbishedYes
Energy performance
1 Castle Green's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Jun 2022
EPC Rating
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Planning history
1 Castle Green has an approved single-storey side extension on the planning record.
1 application on record at 1 Castle Green, Mileham, King's Lynn, PE32 2RL
- May 2019ExtensionFullOutcome in report
Extension: Single storey · Side of property
Proposed Single Storey Extension to side of dwelling
- Documents
- 8 docs on file
- Reference
- 3PL/2019/0340/HOU
Unlock 1 Castle Green, Mileham, King's Lynn, PE32 2RL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 3 notable nearby
- The 8 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
1 Castle Green valuation sits well clear of the typical sold price in this postcode.
£463,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.1% per year over 5 years.
£330,000
Growth on file: 3.1% per year over 5 years.
Sales timeline
17 July 2014Most recent
£330,000
+15.8%over 4 years1 October 2009
£285,000
Median price across the last 4 sales in PE32 2RL: £344,250 (2020–2009).
Versus other Castle Green homes
1 Castle Green outperforms the street on co₂ emissions by a wide margin.
Price per m²
£2,324
Street avg £2,307
Floor Area
142 m²
Street avg 167 m²
CO₂ Emissions
3.9 t/year
Street avg 4.3 t/year
Years Held
12 years
Street avg 11 years
Similar properties nearby
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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
42.4dB

Night-time· 23:00 – 07:00
37.0dB







