23 Diamond Street, King's Lynn, PE30 5LX
About 23 Diamond Street
23 Diamond Street is a three-bedroom mid-terrace house in King's Lynn (PE30 5LX). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (November 2019) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since June 2009. Between certificates, roof efficiency went from Very Poor to Average and lighting went from Poor to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would lift it to B (score 85), a 2-band jump.
Held since November 1997 — that's 29 years off the open market, well above the local norm. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £135,000 sits 366.3% above the 1997 sale of £28,950. On a £-per-square-foot basis, the last sale (£36/sq ft) was about 65.2% below the postcode norm.
What this property has
Inside
- Bedrooms3
Everything you need to know about 23 Diamond Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency decreased
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has been extended more than once, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
23 Diamond Street has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
23 Diamond Street's modelled value sits at over four times its earliest registered sale price (1997).
£135,000
Modelled from EPC, postcode comparables.
£28,950
Recorded with HM Land Registry.
Sales timeline
28 November 1997Most recent
£28,950
Median price across the last 5 sales in PE30 5LX: £125,000 (2025–2023).
Nearby sales in PE30 5LX
25 Diamond Street, King's Lynn, PE30 5LX
Sold Jun 2025
£125,00040 Diamond Street, King's Lynn, PE30 5LX
Sold Feb 2025
£144,00024 Diamond Street, King's Lynn, PE30 5LX
Sold Aug 2024
£120,00013 Diamond Street, King's Lynn, PE30 5LX
Sold Apr 2024
£145,00021 Diamond Street, King's Lynn, PE30 5LX
Sold Dec 2023
£120,000
Versus other Diamond Street homes
On price per m², 23 Diamond Street runs well behind the street norm.
Price per m²
£386
Street avg £1,281
Floor Area
75 m²
Street avg 75 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.3 t/year
Street avg 3.9 t/year
Everything you need to know about 23 Diamond Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
1.2 km
Kings Lynn Rail Station — railway station.
Closest school
0.4 km
Whitefriars Church of England Primary Academy. 15 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
52.5dB

Night-time· 23:00 – 07:00
42.8dB






