17 Blackwell Avenue, Norwich, NR7 8XL
About 17 Blackwell Avenue
17 Blackwell Avenue is a semi-detached house in Norwich (NR7 8XL). It has a recorded floor area of 104 m² (around 1119 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (October 2014) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump. The latest certificate is from October 2014, so improvements made since then won't be reflected.
Held since March 2000 — that's 26 years off the open market, well above the local norm. Across 1999–2000, sale prices on this property compounded at 33.6% per year. Today's modelled estimate of £299,000 sits 285.8% above the 2000 sale of £77,500. On a £-per-square-foot basis, the last sale (£69/sq ft) was about 60.8% below the postcode norm. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved.
Everything you need to know about 17 Blackwell Avenue
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 Expired
This certificate is over 10 years old and is no longer valid.Expired 07 Oct 2024
EPC Rating
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 £885 · Includes VAT
Planning history
17 Blackwell Avenue has been extended on multiple sides of the property across separate planning applications.
3 applications on record at 17 Blackwell Avenue, Norwich, NR7 8XL
- Feb 2005ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Single Storey Ground Floor Extension to rear of Property/Dwelling
- Documents
- 5 docs on file
- Reference
- 20050063
- More recent applications — locked
- ConservatoryAug 2021Decision
- ExtensionJul 2010Decision
Unlock 17 Blackwell Avenue, Norwich, NR7 8XL's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (3 on record)
- All 3 applications on this property in full
- The 18 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
17 Blackwell Avenue's modelled value sits at over four times its earliest registered sale price (1999).
£299,000
Modelled from EPC, postcode comparables and a sale-price growth of 33.6% per year over 1 year.
£77,500
Growth on file: 33.6% per year over 1 year.
Sales timeline
30 March 2000Most recent
£77,500
+33.6%22 November 1999
£58,000
Median price across the last 5 sales in NR7 8XL: £270,000 (2025–2019).
Nearby sales in NR7 8XL
Versus other Blackwell Avenue homes
On habitable rooms, 17 Blackwell Avenue stands well clear of the street.
Price per m²
£745
Street avg £2,572
Floor Area
104 m²
Street avg 95 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
4.0 t/year
Street avg 4.4 t/year
Everything you need to know about 17 Blackwell Avenue
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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Similar properties nearby
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
2.7 km
Norwich Rail Station — railway station.
Closest school
0.6 km
Sprowston Junior School. 29 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
51.6dB
Night-time· 23:00 – 07:00
42.3dB