20a, King Street, King's Lynn, PE30 1ES
About 20a
20a is a one-bedroom semi-detached house in King's Lynn (PE30 1ES). It has a recorded floor area of 46 m² (around 495 sq ft), construction records dating it to before 1900 and council tax band A. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. The latest certificate (September 2018) shows a G (score 1), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 59), a 3-band jump. Main heating runs on electricity.
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 4 planning records sit against the property, 4 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Across 1998–2024, sale prices on this property compounded at 7.8% per year. On a £-per-square-foot basis, the last sale (£283/sq ft) was about 67.7% above the typical sold price in the postcode. Sold January 2024 for £139,995.
What this property has
Inside
- Bedrooms1
- Bathrooms1
- CloakroomYes
Building
- Listed buildingYes
- Heating systemElectric
- RefurbishedYes
Energy performance
20a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, is a listed building, and has been extended more than once, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
20a has 4 separate extension applications on the council record.
4 applications on record at 20a, King Street, King's Lynn, PE30 1ES
- Sept 2009ExtensionHeritageOutcome in report
Extension: Single storey
First floor extension
- Documents
- 16 docs on file
- Reference
- 09/01358/LB
- More recent applications — locked
- ExtensionJun 2013Decision
- ExtensionJun 2013Decision
+ 1 more application in the report
Unlock 20a, King Street, King's Lynn, PE30 1ES's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (4 on record)
- All 4 applications on this property in full, plus 9 notable nearby
- The 46 documents, officer reports & conditions
- What the pattern means for extending or converting here
One time fee only - money back guarantee
Sales history & valuation
20a has more than quadrupled in price since its earliest registered sale in 1998.
£149,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.8% per year over 26 years.
£139,995
Growth on file: 7.8% per year over 26 years.
Sales timeline
15 January 2024Most recent
£139,995
+33.3%over 4 years29 March 2019
£105,000
+425.0%over 21 years27 February 1998
£20,000
Median price across the last 5 sales in PE30 1ES: £130,000 (2025–2021).
Nearby sales in PE30 1ES
6 King Street, King's Lynn, PE30 1ES
Sold Apr 2025
£240,000Flat 6, 46 King Street, King's Lynn, PE30 1ES
Sold Apr 2024
£130,00010 King Street, King's Lynn, PE30 1ES
Sold Feb 2022
£182,50044a, King Street, King's Lynn, PE30 1ES
Sold Dec 2021
£107,00044b, King Street, King's Lynn, PE30 1ES
Sold Sept 2021
£123,000
Versus other King Street homes
On epc rating, 20a runs well behind the street norm.
EPC Rating
1 (G)
Street avg 44 (E)
Floor Area
46 m²
Street avg 109 m²
CO₂ Emissions
7.7 t/year
Street avg 5.0 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
Similar properties nearby
1 Gainsborough Court, Waterloo Street
PE30 1RY
1 Edinburgh Court
PE30 1ND
1 Albion Street
PE30 1NJ
1 Goddard Terrace, Kirby Street
PE30 1QQ
1 Fells Warehouse, Market Lane
PE30 1AX
1 Eagle Yard
PE30 1RG
1 Chapel Court, Chapel Street
PE30 1EG
1 Blackfriars Road
PE30 1NR
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
King's Lynn Ferry Landing — ferry terminal.
Closest school
0.5 km
West Lynn Primary School. 16 schools nearby.
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
50.8dB

Night-time· 23:00 – 07:00
40.6dB







