21 Blackwell Avenue, Norwich, NR7 8XL
About 21 Blackwell Avenue
21 Blackwell Avenue is a three-bedroom semi-detached house in Norwich (NR7 8XL). It has a recorded floor area of 58 m² (around 621 sq ft), construction records dating it to 1930-1949 and council tax band B. The latest certificate (October 2011) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 70). The latest certificate is from October 2011, so improvements made since then won't be reflected.
At 58 m² it sits well below the postcode median (102 m² across 11 EPCs), making it one of the more compact homes locally. Across 2013–2019, sale prices on this property compounded at 5.9% per year. Today's modelled estimate of £264,000 is 18.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£359/sq ft) was about 150.5% above the typical sold price in the postcode. Sold October 2019 for £223,000.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
21 Blackwell Avenue'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This certificate is over 10 years old and is no longer valid.Expired 26 Oct 2021
EPC Rating
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Planning history
21 Blackwell Avenue has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
21 Blackwell Avenue valuation sits well clear of the typical sold price in this postcode.
£264,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.9% per year over 6 years.
£223,000
Growth on file: 5.9% per year over 6 years.
Sales timeline
28 October 2019Most recent
£223,000
+41.1%over 6 years24 October 2013
£158,000
Median price across the last 5 sales in NR7 8XL: £270,000 (2025–2019).
Nearby sales in NR7 8XL
Versus other Blackwell Avenue homes
21 Blackwell Avenue is notably below the street on floor area.
Price per m²
£3,865
Street avg £2,260
Floor Area
58 m²
Street avg 99 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 4.5 t/year
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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







