21 High Green, Norwich, NR1 4AP
About 21 High Green
21 High Green is a five-bedroom detached house in Norwich (NR1 4AP). It has a recorded floor area of 163 m² (around 1755 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (November 2020) 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 April 2015. Between certificates, wall efficiency went from Poor to Average and window efficiency went from Average to Good; while roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 76). Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
At 163 m² the property is well over the postcode median (124 m² across 14 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved. Across 1996–2021, sale prices on this property compounded at 7.9% per year. Most recent transfer: October 2021 at £560,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms5
- Bathrooms2
- Open-plan layoutYes
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenYes
- Cul-de-sacYes
Building
- Previously extendedYes
Everything you need to know about 21 High Green
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
21 High Green's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Cavity wall insulation installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
21 High Green has an approved single-storey side extension on the planning record.
1 application on record at 21 High Green, Norwich, NR1 4AP
- Mar 2018ExtensionFullOutcome in report
Extension: Single storey · Side of property
Second storey side extension.
- Documents
- 11 docs on file
- Reference
- 18/00175/F
Unlock 21 High Green, Norwich, NR1 4AP'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
- The 11 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 21 High Green has grown more than fourfold since the 1996 starting point.
£612,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.9% per year over 26 years.
£560,000
Growth on file: 7.9% per year over 26 years.
Sales timeline
7 October 2021Most recent
£560,000
+91.8%over 14 years5 February 2007
£292,000
+60.0%over 4 years25 July 2002
£182,500
+128.1%over 6 years29 February 1996
£80,000
Median price across the last 5 sales in NR1 4AP: £400,000 (2025–2019).
Versus other High Green homes
21 High Green outperforms the street on habitable rooms by a wide margin.
Price per m²
£3,436
Street avg £3,192
Floor Area
163 m²
Street avg 130 m²
Habitable Rooms
9 rooms
Street avg 6 rooms
CO₂ Emissions
6.2 t/year
Street avg 4.6 t/year
Everything you need to know about 21 High Green
The true value, the hidden risks and the full sale history, in one report.
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Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.7 km
Norwich Rail Station — railway station.
Closest school
0.1 km
Lionwood Infant and Nursery School. 28 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
50.3dB
Night-time· 23:00 – 07:00
41.2dB